9 Oct 2026 · TrustList Editorial
Anthropic's new usage policy applies from 12 November 2026
Adds a human-stop rule for Claude-driven equipment, a ban on consentless tracking and fake-account campaigns, and spells out how the…
146 of 436 accounting firms ranked on evidence in the Q4 2026 edition.
Between them, the 436 accounting firms on this page cover tax (300), accounting (251), insurance (84) and government (59). They also list work in California, United States, Washington and New York. 436 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
146 of 436 accounting firms ranked on evidence held on 9 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.

Financial Services
International consultancy and outsourcing group handling accounting, payroll, tax, legal and corporate services for businesses
Why #1: In business 20+ years · Team of 800+ · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Tax · Accounting · Goals · Also in Leicester and Boston
East Midlands accountancy and advisory firm with offices across Lincolnshire, Nottinghamshire, Derbyshire and Leicestershire
Why #2: Founded 1925 · Team of 400+ · Client numbers stated on its own website · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Energy & Natural Resources · Financial Services · Business Services
Farahat & Co. is an audit and accounting firm founded in Dubai, United Arab Emirates, in 1985.
Why #3: Founded 1985 · ISO 9001, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Self Assessment · Tax · Accounting · Also in El Salvador
Crawford Accountants is a Melbourne-based accounting firm that has worked with clients across Australia and abroad since 1986.
Why #4: Founded 1986 · professional accreditation, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Tax · Accounting
Aleksandar-AK, trading as Aleksandar.AK, is a licensed accounting office in North Macedonia that handles bookkeeping, tax advice, payroll and company formation.
Why #5: Founded 1999 · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Financial Services · Business Services · Medical
Business HR Solutions, which trades online as HR Solutions, is a UK consultancy that has supported employers with people matters since 2001.
Why #6: Founded 2001 · ISO 27001, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Accounting · Partners · Monitoring
CPA, also known as Audit CPA, is a French firm of accountants and advisers that supports business owners through each stage of a company's life.
Why #7: In business 20+ years · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Tax · Goals · Also in California
Financial planning firm helping career professionals and business owners plan retirement and advising on workplace plans
Why #8: In business 15+ years · Client numbers stated on its own website, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

Also in Phoenix
BHRS is a Mexican human resources firm that supports HR departments with hiring, payroll and background studies.
Why #9: In business 14+ years · Client numbers stated on its own website, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Tax · Accounting · Property
Expert Comptable Ruff et Associés Nice is the Nice-based accounting and advisory practice known as Ruff & Associés.
Why #10: Founded 1972 · Team of 100+, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Accounting · Networking · Also in Canada
Davidson & Company LLP is an independent chartered professional accounting firm headquartered in downtown Vancouver, British Columbia.
Why #11: In business 40+ years · Team of 180+, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

Also in Valladolid
Informes Contables is an advisory firm in Valladolid, Spain, run through the company Informes Contables S. L.
Why #12: Founded 1989 · Team of 23+, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Tax · Accounting · Government · Also in Canada
Canwest Accounting Ltd. is a bookkeeping and accounting practice in Victoria, British Columbia, handling work from personal tax returns to bookkeeping and payroll for larger…
Why #13: Founded 1991 · Team of 15+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Not for Profit · Tax · Accounting · Also in Hyderabad and Coimbatore
K. S. Aiyar & Co. is a Mumbai firm of chartered accountants that describes itself as the oldest accounting firm in India.
Why #14: Founded 1897, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Also in Philadelphia and New Jersey
Brown & Connery, LLP is a law firm in Southern New Jersey, set up in 1928 by Horace G. Brown.
Why #15: Founded 1928, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Non Profit · Tax · Accounting · Also in North Carolina and Carolina
Southern New Jersey accounting firm handling audit, tax, forensic valuation, estates and consulting for businesses and families
Why #16: Founded 1935, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Candanedo y Candanedo is a family-rooted accounting and advisory firm with offices in Ciudad de Panamá and in David, Chiriquí.
Why #17: Founded 1945, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Accounting · Also in Mississippi and Louisiana
Heard, McElroy & Vestal, LLC is an accounting firm that started in Shreveport, Louisiana, in 1946. Its three founders were S. Berton Heard, Charles McElroy and Charles Vestal.
Why #18: Founded 1946, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Not for Profit · Financial Services · Tax · Also in Dublin
Leonard & Company is a chartered certified accountancy practice in Rathfarnham, South Dublin, established in 1947.
Why #19: Founded 1947 · Owner-managed, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Tax · Accounting · Also in Australia, New Zealand and Auckland
HLB International, as this listing is filed, points to the website of HLB Mann Judd in New Zealand, an accounting and business advisory firm with offices in Auckland.
Why #20: In business 75+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Forensic Accounting · Tax · Accounting
Klinger & Klinger, LLP is an accounting firm in Manhattan, near Grand Central Station. Bernard J.
Why #21: Founded 1954 · Boutique, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Financial Services · Information Technology
Carter Backer Winter LLP is a firm of accountants, tax specialists and business advisers based in the City of London.
Why #22: Founded 1957, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Tax · Accounting · Insurance
Armstrong Backus & Co. LLP is a public accounting firm in San Angelo that has served West Texas since 1961.
Why #23: Founded 1961, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Not for Profit · Business Services · Real Estate
FGMK is a Chicago professional services firm that offers assurance, tax and advisory work.
Why #24 (shared): In business 60+ years · Family-owned, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
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