Tax Accountant for Window and Door Installers in Ontario and Across Canada
We defer your deposits until you install, carry your bigger jobs as WIP, hold back the Construction Act 10% correctly, value your window and door materials, reserve for your warranties, handle your energy-rebate paperwork, put your trucks and tools in the right CCA class, claim your apprenticeship credit, and plan the tax on your window and door business. Whether you do residential replacement windows and doors, new-construction installation, commercial storefront and curtain-wall, or garage-door and specialty patio and entry installs, we handle the contractor books, the deposit and percentage-of-completion revenue timing, the Construction Act holdbacks, the materials inventory, the warranty reserves, the energy-rebate treatment, the crew and apprentice payroll with WSIB and the apprenticeship credit, and the T5018 subcontractor filing, and plan the salary, dividends and eventual sale of your company — with AFFORDABLE flat fees.
AFFORDABLE Window and Door Installer Tax Accountant
A window and door installer collects a deposit, orders the product, installs it in a day, and stands behind the seal for years, so the tax turns on timing. The deposits you collect before you order the windows are deferred revenue until the job is installed, your bigger commercial and new-construction jobs are carried as work-in-progress with a 10% Construction Act holdback you cannot treat as collected, your warranties are a real future cost to reserve for, and your windows, doors, hardware and crews all have to be costed. That is why you need a window and door installer accountant who knows the trade. At Gondaliya CPA, we specialize in deposit, materials and warranty-reserve bookkeeping and corporate tax planning for window and door installers, providing AFFORDABLE flat-fee support that keeps you CRA-compliant and stops you paying more tax than you owe.
As a replacement window and door installation accountant, we work with residential replacement window and door, new-construction installation, commercial storefront and curtain-wall, and garage-door and specialty patio and entry installers across Ontario, with year-round support rather than a once-a-year scramble. We tell you plainly what you can deduct, what you cannot, and where the real profit sits on each job.
Let us handle the numbers so you can focus on the installs that actually pay you.

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Accounting That Understands How a Window and Door Installer Actually Works
Running a window and door installation business comes with financial pressures a desk-bound company never faces. You collect deposits before you order the product, you carry bigger jobs as work-in-progress while a Construction Act holdback sits unpaid, you stand behind manufacturer and installation warranties for years, and you run a fleet, a crew and a materials shelf that all have to be costed and classed. At Gondaliya CPA, we understand the financial reality of a window and door installer and provide practical, trade-focused solutions across the GTA and all of Ontario.
Stay Compliant and Minimize Your Window and Door Installer Tax
For a window and door installer, staying onside with CRA and WSIB and paying the least legal tax are the same job. We keep every filing on schedule while claiming every job cost and equipment dollar the T2 allows, so nothing is missed and nothing invites a reassessment.
Accounting & Tax Experts for Window and Door Installers
- AFFORDABLE + Fully Registered CPA Firm
- Business and Corporate Tax Expert
- Small & Medium Business Expert
- Accounting, bookkeeping, and tax filing
- Certified CPA
- 1300+ 5-star Google reviews
- 30-Day Money-Back Guarantee
- 60-Day Fees Matching Policy
Why Choose Our Accounting Services for Window and Door Installers?
Tax Planning — Contractor & Fleet Expertise
We know the fleet: service trucks and vans in Class 10 at 30%, tools and equipment in Class 8 at 20%, small tools in Class 12. We claim the apprenticeship credit on Schedule 31, plan the section 85 rollover, and protect the $500,000 Small Business Deduction.
Consulting — Deposit, Materials & Warranty Bookkeeping
Our bookkeeping defers your customer deposits, carries bigger jobs on percentage-of-completion, and sets up a warranty reserve for your guarantees. We job-cost each install so you see the real margin, value your materials, and tie HST to job revenue.
CRA Representation — Timing, Holdback & Cash Audit
When CRA reviews your deposit and WIP timing, your holdback, or cash jobs, we prepare the response, defend the T5018 subcontractor filing, reconcile WSIB, and pursue relief on Form RC4288 where penalties came from a prior error.
Bookkeeping — Rebates, Payroll & Sale
We handle the energy-rebate treatment on your efficient-window jobs, run your crew and apprentice payroll with WSIB, and get you ready to sell. We model the profit level where incorporating pays off and handle the eventual disposition of your company.
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Window and Door Installer Clients
Window and Door Installer Tax and Accounting Services in Ontario
Corporate Tax Filing for Window and Door Installers
Professional T2 preparation with Schedule 8 CCA on your trucks and tools, deferred deposits, WIP and holdback, and CRA compliance on every line.
Accounting & Bookkeeping for Window and Door Installers
Deposit, materials and warranty-reserve bookkeeping with financial statements, clean records, and monthly reporting built for an installation business.
Corporate Tax Planning for Window and Door Installers
Smart tax planning to protect the Small Business Deduction, claim the apprenticeship credit, time equipment purchases, and plan salary, dividends and sale.
Catch-Up Corporate Tax Filing for Window and Door Installers
File overdue T2 and HST years, rebuild missing job and deposit records, and get back into CRA compliance with accurate catch-up support.
GST/HST Filing for Window and Door Installers
AFFORDABLE HST filing with full input tax credits on windows, doors, trucks and fuel, matched to your T2 to avoid CRA penalties.
Corporate Tax Cleanup for Window and Door Installers
Reclassify deposits to deferred revenue, restate WIP and holdback, set up the warranty reserve, fix rebate treatment, and bring every filing compliant.
CRA Audit Resolution Services for Window and Door Installers
Expert support for deposit and WIP-timing, holdback, warranty and cash-job audits, with T5018 and energy-rebate reviews handled with confidence.
CPA Compilation Report (Notice to Reader) for Window and Door Installers
CPA-compiled financial statements that bonding companies, equipment lenders and banks accept for your installation corporation.
Incorporation Services for Window and Door Installers
Full incorporation including NUANS, articles, share structure, and the section 85 rollover from your unincorporated installation business.
Catch-Up Bookkeeping Services for Window and Door Installers
We reconstruct months or years of missed books for your installation business, matching customer deposits, supplier invoices and job costs so your T2 and HST filings are finally accurate and audit-ready.
US Corporation & LLC Tax Filing for Window and Door Installers
Cross-border filing for installers working US jobs or holding a US LLC, covering Forms 1120, 1120-F and 5472 alongside your Canadian return without paying double tax.
Voluntary Disclosure Program for Window and Door Installers
Come forward through CRA’s Voluntary Disclosures Program on Form RC199 to correct unreported cash jobs or late T5018 slips, reducing penalties before an audit finds you first.
Accounting & Tax Services Tailored for Window and Door Installers
Real, practitioner-level CPA expertise for residential replacement window and door, new-construction installation, commercial storefront and curtain-wall, and garage-door and specialty patio and entry installers across Ontario — built for how an installation business actually runs.
- We prepare your T2 return with GIFI on Schedule 100 and Schedule 125, reporting window installation revenue and door installation revenue on their correct line, so CRA’s automated matching does not flag your file for a desk audit that bills tax you never owed.
- We claim capital cost allowance on Schedule 8 with your service vehicles in CCA Class 10 at 30% and your compressors, ladders and lift equipment in Class 8 at 20%, because most installers under-claim the fleet and overpay CRA by thousands every year.
- We add your small hand tools under $500 such as caulk guns, drills and shims to Class 12 for a 100% first-year write-off rather than burying them in Class 8, so your replacement window revenue is not taxed on deductions the company could take immediately.
- We defer the customer deposits you collect before ordering product as deferred revenue on the T2 and carry your longer commercial jobs as work in progress, so your company is never taxed on cash for openings it has not yet finished installing.
- We value your windows and frames, doors and hardware, and sealant and materials as inventory under ITA section 10 at the lower of cost or net realizable value, so cost of materials is not overstated and CRA cannot deny the deduction on a reassessment.
- We build job costing in Sage 50 so windows and frames, installer wages and subcontractor costs post to each project, giving the real margin per install and the six years of records CRA expects behind the cost of materials you deduct on your T2.
- We sync Jobber or ServiceTitan to QuickBooks Online so quotes and deposits on each replacement job post as deferred revenue rather than income CRA would tax in full before your December 31 year-end, protecting the company’s cash position.
- We record a warranty reserve for the manufacturer and installation guarantees you give on a sealed unit or entry door, matching the future callback cost to the job, so taxable income is not overstated by profit CRA would tax now and you spend later.
- We capture every receipt through Dext and reconcile your bank and equipment accounts monthly in Xero, so the 13% HST input tax credit on doors and hardware, sealant and fuel is never lost to a missing supplier invoice.
- We run pay through Wagepoint and remit the PD7A on time, tracking installer wages and apprentice wages separately, so a missed monthly remittance never triggers the 10% CRA penalty on late source deductions against your company.
- We set the salary-versus-dividend mix for your owners, paying enough T4 salary to build RRSP room while the balance flows as dividends, so combined tax stays near the 12.2% Ontario small business rate rather than your personal rate.
- We keep your active income under the $500,000 Small Business Deduction using section 125, and we watch CRA’s associated-corporation and passive-income rules that grind the limit down toward the higher general corporate rate.
- We claim the Apprenticeship Job Creation Tax Credit on Schedule 31, worth 10% of eligible apprentice wages up to $2,000 per apprentice, so training a crew member reduces the tax your company pays instead of forfeiting the credit outright.
- We time your service-truck and equipment purchases before the fiscal year-end so the half-year rule and the 30% Class 10 and 20% Class 8 declining-balance rates give the largest first-year deduction against a profitable installation season.
- We plan at least two years ahead so your shares qualify for the $1.25M Lifetime Capital Gains Exemption, purifying the company of non-active assets so selling your business defers tax CRA would otherwise collect on the gain.
- We reconstruct supply-and-install revenue and job costs from bank deposits and records where no bookkeeping exists across your unfiled years, so CRA cannot arbitrarily assess your company on its own estimate and overcharge you on tax.
- Late filing costs 5% of the balance owing plus 1% per month up to twelve months, so we file your oldest unfiled T2 first to stop the penalty compounding and limit the arrears interest CRA charges your installation company.
- We prepare the unfiled T5018 Statement of Contract Payments for every year you paid subcontractors, filing them with the catch-up returns so CRA does not add the $100-per-slip penalty on top of the late T2.
- We file the missing HST returns and reconcile the tax you collected on each job against what you remitted, so the 13% you charged on residential replacement is accounted for and CRA cannot assess back tax with interest.
- We rebuild the undepreciated capital cost pools across the unfiled years so missed CCA on your trucks, install tools and Class 50 computers is recovered within the window, instead of surfacing later as a CRA reassessment that costs you more.
- Supply-and-install work is taxable at 13% HST, so we set the right tax code on every invoice and confirm you charge HST on residential replacement, since there is no rebate to hide behind and CRA will assess tax you should have collected.
- You must register once taxable revenue passes the $30,000 threshold across four consecutive quarters, and we track the exact quarter you cross so CRA cannot assess back-tax on installation invoices where you never charged it.
- We claim the input tax credits your windows and doors, service vehicles and fuel carry, recovering the 13% HST on line 108 of your return instead of overpaying CRA and quietly eroding the margin on every job.
- Because your credits on materials and equipment are large, we compare the regular method against the Quick Method each year, available until taxable supplies pass $400,000, and elect whichever remits less HST to CRA.
- We reconcile the 13% HST on your returns to the revenue on your T2, because CRA’s matching program compares the two, and an installer whose figures disagree is among the fastest files selected for a costly audit and back tax.
- We file an amended T2 to reclassify the customer deposits a prior preparer booked as immediate income into deferred revenue, so a season’s profit is not overstated and CRA is not taxing your company on cash for product not yet installed.
- We restate the prior years where work in progress and holdback receivable were ignored, matching revenue to cost under the percentage-of-completion method, so a commercial storefront job’s profit is not double-counted across two years and taxed twice.
- We set up the warranty provision a prior bookkeeper never recorded for your installation guarantees, matching the callback cost to the job so taxable income is not inflated by profit CRA taxes now and you spend later on service calls.
- We correct the materials inventory a prior preparer expensed in full, restoring your windows and frames and sealant stock to the balance sheet under ITA section 10, so cost of materials is accurate and CRA cannot reverse the deduction.
- We fix the energy-rebate treatment where Canada Greener Homes or Enbridge amounts were mishandled, prepare the unfiled T5018 slips, and clean up the shareholder loan on Schedule 50 before a balance owed past two year-ends is added to income under subsection 15(2).
- When CRA opens a construction audit, we manage the whole file and answer the deposit-timing and work-in-progress queries inside the deadlines, so a review of one year does not expand into a reassessment of three prior years and more tax.
- Where CRA proposes penalties for late or missing T5018 subcontractor reporting, we assemble the contract-payment records and argue the assessment down, saving an installer who pays several crews the $100-per-slip penalty that adds up fast.
- When CRA runs indirect verification of income on a cash-heavy installation business, comparing bank deposits and lifestyle to reported supply-and-install revenue, we prepare the source-and-application-of-funds reconciliation within the 30-day deadline before CRA assesses the gap.
- We defend your holdback receivable and energy-rebate positions when CRA challenges the timing, showing the 10% Construction Act holdback is not income until the lien period runs, so your company is not taxed early on money it has not been paid.
- We file the Notice of Objection within 90 days of a reassessment and pursue taxpayer relief on Form RC4288 where a prior accountant’s error caused the penalties, protecting your right to the Tax Court and interest your company should not carry.
- We prepare the CSRS 4200 compilation engagement financial statements, the Notice to Reader a surety underwriter and a bank require across two fiscal years before they issue a bond or approve the $100,000-plus equipment financing your company needs to grow.
- Your compiled statement of financial position presents work in progress, holdback receivable, deferred deposits and the fleet at net book value, giving a lender the working-capital picture a bare T2 cannot, so financing is approved faster.
- We build the statement of operations with commercial storefront revenue, cost of materials and warranty expense classified consistently across two years and tied to the T2 filed with CRA, so a lender approves the operating credit line rather than declining on reclassified noise.
- The CSRS 4200 communication discloses that no audit or review was performed, and without it a surety and the Business Development Bank of Canada reject the file and the bonding capacity, often ten times working capital, needed to bid a $500,000 contract.
- We deliver the compiled statements within 30 days of receiving your records and the year’s T2 figures, because an installer’s $100,000 financing or bonding approval collapses when the lender’s conditional offer expires before the file is produced.
- We incorporate your business under the Ontario Business Corporations Act, giving you the limited liability and the roughly 12.2% Ontario small business rate against the warranty exposure an unincorporated business never offered on your installation guarantees.
- We complete the section 85 rollover on Form T2057, transferring your service vehicles, install tools and goodwill into the corporation at elected amounts, deferring the capital gain and recapture a straight sale of those assets would trigger for CRA.
- We complete your WSIB registration before the first crew starts, because construction work makes coverage mandatory from day one and an unregistered installer faces retroactive premiums going back two years plus penalties immediate registration avoids.
- We open the corporation’s CRA Business Number, HST and payroll accounts within the first 30 days, set the source-deduction remittance schedule, and close the old unincorporated accounts so your business never remits the same revenue twice.
- We structure the share classes and the warranty-obligation reserve at incorporation and set the first fiscal year-end 53 weeks out, so dividends can later be split and the first T2 and CRA balance-due date are deferred to save cash.
- We rebuild your books so customer deposits collected before a window or door install sit in deferred revenue, not income, matching each deposit to the completion date so you are not taxed on jobs you have not yet finished.
- We value your unused window and door stock, trim and hardware as inventory under Income Tax Act section 10 at the lower of cost and market, so year-end materials sitting on the shelf are counted correctly rather than expensed early.
- We separate the 10% statutory holdback under the Construction Act and your work-in-progress on commercial and builder jobs, so revenue and receivables are recorded when earned instead of when the holdback is finally released months later.
- We reconcile payments to your subcontract crews and prepare the T5018 slips you missed, because construction contractors must report each subcontractor paid $100 or more, and late or absent slips draw automatic CRA penalties on every slip.
- We record your energy-retrofit and rebate work at the gross contract amount before any Greener Homes or utility rebate is netted out, so your revenue and input tax credits reconcile cleanly across every catch-up HST period.
- If you install windows and doors through a US C-corporation, we file Form 1120 with the IRS reporting your American project income and expenses, then coordinate the Canadian side so the same profit is never taxed twice.
- When your Canadian installation corporation takes jobs across the border, we file Form 1120-F to report income effectively connected with that US work and apply the Canada-US treaty so only your true US branch profit is taxed there.
- We prepare Form 5472 for your foreign-owned US corporation or LLC, disclosing every reportable transaction with you as the Canadian owner, because the IRS charges a $25,000 penalty for each 5472 filed late or left off entirely.
- We handle the hybrid mismatch that traps installers using a US LLC, where the IRS treats it as flow-through but the CRA sees a corporation, structuring the filing so your foreign tax credits are not lost between the two systems.
- We register you for the state sales tax and nexus obligations that installation crews trigger by crossing into a US state, and file the W-8BEN-E so American general contractors release your payment without 30% withholding at source.
- We file your application through CRA’s Voluntary Disclosures Program on Form RC199, coming forward on the cash residential window and door jobs left off past returns, so you pay the tax owing while penalties are waived.
- We move quickly because a disclosure only qualifies while it stays voluntary, so once CRA opens a payroll or HST audit on your installation business the door closes and full gross-negligence penalties apply to every unreported dollar.
- We correct the T5018 slips you never filed on subcontracted install crews, entering them under the program so the $100-per-slip penalties and the interest CRA would otherwise assess on each missing subcontractor payment are relieved.
- We disclose the HST you collected on customer deposits and completed jobs but never remitted, calculating the correct net tax across each period so the balance is brought current under the program rather than through a costly reassessment.
- We assemble the full ten-year picture the program requires and, where you earned unreported income from US installation work, include it too, so a single RC199 filing clears both the domestic and cross-border gaps at once.
Window & Door Tax & Job Check
Six quick questions on your deposits, WIP, holdbacks, warranties, T5018 slips and the apprenticeship credit. No fee shown.
1. Are you deferring your customer deposits until you install?
2. Are you carrying your bigger jobs as work-in-progress?
3. Are you holding back the Construction Act 10% correctly?
4. Are you reserving for your window and door warranties?
5. Are you filing T5018 slips for your subcontractors?
6. Are you claiming the apprenticeship tax credit on your crew?
Free CPA Consultation for Window and Door Installers
Case Studies: Window and Door Installer Accounting & Tax
Toronto Replacement Window Installer — Deposits, Materials & Energy Rebates
The problem: A Toronto replacement window and door installer was booking every customer deposit as income the day it landed, even though the units were still weeks from arriving, so profit spiked in the wrong year and the company paid tax on cash for openings it had not yet installed. Its windows, doors and sealant were expensed in full rather than tracked as inventory, and the Canada Greener Homes and Enbridge rebates flowing through its jobs had been recorded inconsistently, leaving the grant treatment exposed on any review.
What we did: We reclassified the deposits to deferred revenue recognized on install completion, restored the materials inventory under ITA section 10 at the lower of cost or net realizable value, corrected the energy-rebate treatment, and filed an amended T2 that moved the profit into the correct years.
The result:
- Saved $21,300 in corporate tax by correcting deposit timing
- Materials inventory and rebate treatment fixed on the T2
- Deposits now recognized only when the job is installed
Ottawa Window & Door Installer — Warranty Reserve, T5018 & Apprenticeship Credit
The problem: An Ottawa window and door installer was giving multi-year manufacturer and installation warranties but had never set aside a reserve, so profit was overstated in every year a job closed. Three seasons of T5018 slips for the subcontract crews it hired were unfiled, each an exposure to the $100-per-slip penalty, and the two registered apprentices on the payroll had never been claimed for any credit.
What we did: We set up a warranty reserve matching the future callback cost to each job, filed all outstanding T5018 returns with an RC4288 relief request, and claimed the Apprenticeship Job Creation Tax Credit on Schedule 31 at 10% of eligible apprentice wages up to $2,000 each for the open years.
The result:
- Saved $15,700 in tax across the corrected years
- All T5018 penalties cancelled under Form RC4288
- $4,000 of apprenticeship credit claimed on Schedule 31
Hamilton Commercial Storefront Installer — WIP, Holdback, Fleet CCA & Incorporation
The problem: A Hamilton commercial storefront and curtain-wall installer bidding larger contracts was booking every progress billing as immediate revenue and ignoring the 10% Construction Act holdback, so its statements swung wildly and understated working capital. It was still unincorporated, exposing the owner personally on warranty claims, and its trucks and install equipment were lumped into one wrong CCA class.
What we did: We restated the books to carry holdback receivable and work in progress, reclassed the service vehicles into Class 10 and the tools and equipment into Class 8 on Schedule 8, incorporated under the OBCA, and moved the fleet and goodwill across on a section 85 rollover.
The result:
- 10% holdback now tracked as receivable, not taxed early
- Fleet correctly classed, restoring years of missed CCA
- Incorporated with a section 85 rollover and no gain triggered
Our clear, efficient process ensures every step is transparent, building trust and long-term client relationships.
Kickoff (Document Request)
Collect prior T2 returns, open jobs and WIP, deposits and holdback receivables, materials inventory, warranty log, energy-rebate records, payroll and apprentice records, subcontractor payments, fleet and tools list, and bank statements.
First 30 Days (Cleanup & Setup)
Set up QuickBooks Online or Sage 50, integrate Jobber, ServiceTitan or Simpro, build deposit, WIP and warranty schedules, classify CCA, and configure payroll and T5018 tracking.
Monthly Close
Monthly reconciliations, receipt capture, job costing, HST tracking, and subcontractor payment logging.
Quarterly Planning Review
Salary and dividend mix, HST, WIP and holdback review, warranty reserve, and equipment purchase timing.
Year-End Close & T2 Filing
Trial balance, financial statements with deferred deposits, WIP and holdback, T2 with GIFI, T5018 filing, and CRA preparation.
Get Your Window and Door Installer Taxes Done Right Today
Affordable Pricing for Window and Door Installers
We believe in clear, upfront pricing so you know exactly what to expect. All fees include HST.
- Tax Preparation (Corporation) — From $400
- Tax Return Filing (Corporation) — From $400
- Tax Compliance Audit — FREE CRA audit support for our clients
- Tax Strategy — FREE for our clients
- Accounting Base Plan — From $100 per month
- Bookkeeping Management — Free for our Accounting clients
- Financial Reporting — Free for our Accounting clients
- Business Formation — Flat $35
- Incorporation Process — Flat $35
- Entity Setup Assistance — Flat $35
- Full-Service Payroll — From $125 per month
Payment is by Interac e-Transfer to info@gondaliyacpa.ca only. Security question: Not Applicable, as auto-deposit is enabled.
Meet Your Lead Window and Door Accountant
Meet your lead window and door accountant. As your construction and corporate tax adviser, you deal with the same two people every year.
What Our Clients Say
1300+ five-star reviews from window and door installers and construction business owners across Ontario and Canada.
Serving Window and Door Installers Across Ontario
Our CPA team provides specialized accounting and tax solutions for window and door installers throughout Ontario. We understand how deposits, work-in-progress, holdbacks and warranties actually flow through a supply-and-install trade, what CRA looks at on a home-reno file, and how to put your fleet and materials in the right place.
Toronto (ON)
55 Queen St E Ste 1205, Toronto, ON M5C 1R6, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Mississauga (ON)
5373 Bullrush Dr, Mississauga, ON, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Brampton (ON)
4 Starhill Crescent, Brampton, ON L6R 2P9, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Scarborough (ON)
24 Clementine Square, Scarborough, ON M1G 2V7, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Vaughan (ON)
19 Cabinet Crescent, Woodbridge, ON L4L 6H9, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Oshawa (ON)
210 Durham St, Oshawa, ON L1J 5R3, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Ottawa (ON)
2090 Neepawa Ave a314, Ottawa, ON K2A 3L6, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Etobicoke (ON)
60 Stevenson Rd #1601, Etobicoke, ON M9V 2B4, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Hamilton (ON)
70 Starling Dr, Hamilton, ON L9A 0C5, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Guelph (ON)
1155 Gordon St, Guelph, ON N1L 1S8, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Windsor (ON)
4387 Guppy Ct, Windsor, ON N9G 2N8, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
North York (ON)
150 Graydon Hall Dr #912, North York, ON M3A 3B2, Canada
+1 (647) 212-9559
9:00 AM – 8:30 PM (Mon – Sun)
Window and Door Installer Accounting & Tax FAQs
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Window and Door Installer Accounting & Tax Done Right.
T2 filing, deposit and WIP timing, Construction Act holdbacks, warranty reserves, materials inventory, energy-rebate treatment, fleet CCA, crew and apprentice payroll with WSIB, T5018 and the apprenticeship credit under one roof. AFFORDABLE flat fees, no hourly billing. Licensed CPA Ontario. 1300+ five-star reviews. 30-Day Money-Back Guarantee.



