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Top Accounting Firms for Information Technology

36 of 129 accounting firms ranked on evidence in the Q4 2026 edition.

Between them, the 129 accounting firms on this page cover business services (82), financial services (65), medical (64) and manufacturing (54). They also list work in York, Washington, New York and Toronto. 128 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

36 of 129 accounting firms ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.

Positions are fixed for the quarter; the next edition is due in January 2027.

How this is ranked About this edition

All accounting firms 36 ranked SMEs 34 ranked

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CapinCrouse LLP
Non Profit · Education
CapinCrouse LLP is an accounting and advisory practice for nonprofit organisations.
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Why #1: Founded 1972, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Blanchette Vachon CPA
Consumer Products & Services · Arts, Entertainment & Music · Business Services
Quebec accounting firm offering audit, tax, business advice, payroll and health-professional services to owners and managers
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Why #2: In business 60+ years · Team of 250+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Lefaivre Labreche Gagne
Hospitality & Leisure · Business Services · Financial Services
Lefaivre Labreche Gagne, also known as LLG CPA, is an accounting firm founded in 1969 in Saint-Rémi.
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Why #3: Founded 1969 · Team of 70+, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Contract Administration Sp. z o.o.
Supply Chain, Logistics, and Transport · Consumer Products & Services · Business Services · Also in Warszawa
Contract Administration Sp. z o.o. is a Warszawa-based business process outsourcing company that runs payroll and personnel administration for other employers.
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Why #4: In business 35+ years · Team of 250+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Hertz Herson CPA
Consumer Products & Services · Business Services · Real Estate · Also in New York and York
Hertz Herson CPA is an accounting and consulting firm serving businesses across the New York metropolitan area.
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Why #5: Founded 1931 · Family-owned, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Campbell, Rappold & Yurasits LLP
Accounting · Tax · Administration
Campbell, Rappold & Yurasits LLP, often shortened to CR&Y, is an audit and accounting firm in Allentown.
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Why #6: In business 90+ years, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Carter Backer Winter LLP
Financial Services · Legal
Carter Backer Winter LLP is a firm of accountants, tax specialists and business advisers based in the City of London.
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Why #7: Founded 1957, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Bronte Bay CPA Professional Corporation
Medical
Bronte Bay CPA Professional Corporation is a boutique accounting practice headquartered in Toronto with a second office in Vancouver.
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Why #8 (shared): In business 40+ years · Boutique, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Grennan Fender Hess & Poparad, LLP
Hospitality & Leisure · Real Estate · Non Profit
Grennan Fender Hess & Poparad, LLP, working under the name Grennan Fender, is an Orlando, Florida accounting firm.
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Why #8 (shared): In business 40+ years, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Decision Management Consultants
Consumer Products & Services · Energy & Natural Resources · Advertising & Marketing · Also in Dubai
Decision Management Consultants, known as DMC, is a business consultancy set up in Dubai in 1990.
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Why #10: Founded 1990, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
DeLeon & Stang
Business Services · Financial Services · Real Estate
DeLeon & Stang is a firm of CPAs and advisers working across tax, assurance and business advisory.
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Why #11 (shared): In business 35+ years, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Helpside
Consumer Products & Services · Business Services · Financial Services
Helpside is a professional employer organisation (PEO) based in Utah. It takes on payroll, employee benefits, HR compliance, safety and workers' compensation for smaller employers.
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Why #11 (shared): In business 35+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
DSI Corporation
Corporation · Also in United States and Largo, Maryland
DSI Corporation, formally Dynamic Service Integration Corporation, is a veteran-owned small business with headquarters in Largo, Maryland.
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Why #13: Founded 1994, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Abacus Group, LLC
Accounting · Reporting · Property · Also in New York City and Los Angeles
Abacus Group, LLC is an executive recruitment firm founded in New York City in 1997. It fills both permanent and temporary roles, and it has since opened an office in Florida.
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Why #14: Founded 1997, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Gestion Tung Sing CPA inc.
Consumer Products & Services · Energy & Natural Resources · Business Services
Independent Montreal CPA firm offering accounting, tax planning and consulting to small businesses and the self-employed
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Why #15: Founded 1998, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
HireMinds
Business Services · Financial Services
HireMinds is a recruitment and executive search firm for marketing, communications, and finance and accounting roles. It also draws on marketing and life sciences experience.
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Why #16 (shared): In business 25+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
i-VisioNET, Inc.
Regulatory Compliance · Government · Security · Also in Virginia and Georgia
i-VisioNET, Inc. is a privately owned cybersecurity services firm headquartered in the Washington DC area.
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Why #16 (shared): In business 25+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Links International
Consumer Products & Services · Energy & Natural Resources · Business Services · Also in Hong Kong and Asia
Hong Kong HR outsourcing and recruitment firm providing payroll, visa, employer-of-record and staffing services across Asia
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Why #16 (shared): In business 25+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Integra Global Solutions Corp
Advertising & Marketing · Hospitality & Leisure · Business Services
Integra Global Solutions Corp is an outsourcing and automation company headquartered in the USA, with a branch in the UK and its own offshore offices.
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Why #19: In business 22+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
BPO Audit Tax
Financial Services · Non Profit · Tax Law
BPO Audit Tax, now presenting itself as MGI-BPO, is a Hungarian firm offering audit, accounting, payroll and tax work.
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Why #20 (shared): In business 20+ years, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
FACTS Computer Software House LLC
Consumer Products & Services · Business Services · Financial Services · Also in Dubai
FACTS Computer Software House LLC is a software developer in Dubai.
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Why #20 (shared): In business 20+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Lacharite Mccomber Kuczynski
Energy & Natural Resources · Business Services · Financial Services
Lacharite Mccomber Kuczynski, formally Lacharité McComber Kuczynski Plouffe Inc and known as LMKP, is a firm of chartered professional accountants in Montréal.
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Why #20 (shared): In business 20+ years · Owner-run, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Ethics Plus Public Accountants
Consumer Products & Services · Real Estate · Medical · Also in Middle East
Ethics Plus Public Accountants is a public accounting firm licensed in the Emirate of Dubai. It has provided audit and accounting services there for nearly two decades.
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Why #20 (shared): In business 20+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
ArgoMetrix
Advertising & Marketing · Business Services · eCommerce
ArgoMetrix is a New York company that helps businesses sell on Amazon.
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Why #20 (shared): In business 20+ years, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

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Top Accounting Firms for Information Technology

CapinCrouse LLP

Blanchette Vachon CPA

Lefaivre Labreche Gagne

Contract Administration Sp. z o.o.

Hertz Herson CPA

Campbell, Rappold & Yurasits LLP

Carter Backer Winter LLP

Bronte Bay CPA Professional Corporation

Grennan Fender Hess & Poparad, LLP

Decision Management Consultants

DeLeon & Stang

Helpside

DSI Corporation

Abacus Group, LLC

Gestion Tung Sing CPA inc.

HireMinds

i-VisioNET, Inc.

Links International

Integra Global Solutions Corp

BPO Audit Tax

FACTS Computer Software House LLC

Lacharite Mccomber Kuczynski

Ethics Plus Public Accountants

ArgoMetrix

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