Top Accounting Firms for simple

Between them, the 286 accounting firms on this page cover accounting (210), tax (209), reporting (44) and books (35). They also list work in California, United States, Reading and Wales. 285 of them have written a profile you can read before you get in touch.

1. 1

   

   Double D Accounting & Tax Services

   Accounting · Tax · Calculators

   Double D Accounting & Tax Services is an accounting and tax practice in North Babylon that has been running since 1987.

   Write a review

   Why #1: Founded 1987 · Microsoft partner — as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   Booth Partners

   Real Estate · Accounting · Partners · Also in Sydney

   Booth Partners is an accounting practice on the South Coast of New South Wales, set up in the Shoalhaven in 1941 and the longest-running firm of its kind in the area.

   Write a review

   Why #2: Founded 1941 · Team of 30+ — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   Brigden & Partners

   Financial Services · Reporting · Goals · Also in Sydney

   Brigden & Partners, often called Brigdens, is a chartered accountancy firm dating from 1913, with offices in the Sydney CBD and in Hornsby.

   Write a review

   Why #3: Founded 1913 — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

4. 4

   CC

   Considine & Considine

   Certified Public Accounting · Accounting · Tax

   Considine & Considine is a Certified Public Accounting firm in San Diego that has been working with clients since 1946.

   Write a review

   Why #4: Founded 1946 — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

5. 5

   

   Leonard & Company

   Not for Profit · Financial Services · Accounting · Also in Dublin

   Leonard & Company is a chartered certified accountancy practice in Rathfarnham, South Dublin, established in 1947.

   Write a review

   Why #5: Founded 1947 · Owner-managed — as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

6. 6

   

   Darnall Sikes Gardes & Frederick

   Accounting · Tax · Reporting

   Darnall Sikes Gardes & Frederick, now presented as Darnall, Sikes & Frederick, is a corporation of certified public accountants in southern Louisiana.

   Write a review

   Why #6: Founded 1950 — as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

7. 7

   

   Armstrong Backus & Co. LLP

   Accounting · Tax · Legal

   Armstrong Backus & Co. LLP is a public accounting firm in San Angelo that has served West Texas since 1961.

   Write a review

   Why #7: Founded 1961 — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

8. =8

   

   CSI Accounting & Payroll

   Accounting · Tax · Reporting · Also in Reading

   CSI Accounting & Payroll takes accounting, payroll and tax work off the hands of small and medium businesses across the United States.

   Write a review

   Why #8 (shared): In business 60+ years — as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

9. =8

   

   Davies, Thompson & Wright Service

   Tax

   Davies, Thompson & Wright Service is the trading arm of a firm of chartered accountants in Muswellbrook, New South Wales.

   Write a review

   Why #8 (shared): In business 60+ years — as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

10. 10

    

    Elmore, Hupp & Company, P.L.C.

    Accounting · Tax · Reporting · Also in Virginia

    Elmore, Hupp & Company, P.L.C. is an accounting firm that handles tax, assurance and advisory work for individuals and businesses.

    Write a review

    Why #10: Founded 1967 · Owner-managed — as stated on its own website, read 29 Sept 2026

    Not yet on record: client reviews, vetting.

11. 11

    

    Corwin Reichter & Company

    Tax · Reporting · Property

    Corwin Reichter & Company is an American accounting practice that has worked with clients since 1971.

    Write a review

    Why #11: Founded 1971 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

12. 12

    

    Leskun & Son Accounting and Tax

    Tax Planning · Accounting · Tax

    Leskun & Son Accounting is a family accounting practice serving the Fraser Valley in British Columbia.

    Write a review

    Why #12: Founded 1972 — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

13. =13

    

    Calvary Tax Service

    Tax · Costing

    Calvary Tax Service prepares tax returns for households and businesses from its office in Glendora, California, where it has operated since 1976.

    Write a review

    Why #13 (shared): Founded 1976 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

14. =13

    

    Hopp Accounting & Tax Service

    Accounting · Tax · Insurance · Also in Illinois

    Hopp Accounting & Tax Service is an accounting and tax practice for both personal and business clients.

    Write a review

    Why #13 (shared): In business 50+ years — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

15. =13

    

    Alexander & Co

    Accounting · Tax · Reporting · Also in Manchester

    Alexander & Co is an independent firm of chartered accountants and tax advisers that has worked from Manchester since 1976, with a second office in London.

    Write a review

    Why #13 (shared): Founded 1976 · Independent firm — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

16. =13

    

    Leone, McDonnell & Roberts, Professional Association

    Tax Planning · Accounting · Tax

    Leone, McDonnell & Roberts, Professional Association is a firm of certified public accountants that has been operating for over 50 years.

    Write a review

    Why #13 (shared): In business 50+ years · Family-owned — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

17. =13

    

    Graff Paul & Parnell

    Real Estate · Accounting · Tax · Also in Atlanta and Sydney

    Graff Paul & Parnell trades as GPP Accountants Pty Ltd and is an Australian accounting practice.

    Write a review

    Why #13 (shared): Founded 1976 — as stated on its own website, read 29 Sept 2026

    Not yet on record: client reviews, vetting.

18. =13

    

    Fagan & Fagan, LLP

    Non Profit · Tax · Retail

    Fagan & Fagan, LLP is a certified public accounting practice in Cerritos, California. It has been running for about fifty years and is now led by the second generation.

    Write a review

    Why #13 (shared): In business 50+ years — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

19. 19

    

    Klingler & Associates

    Accounting · Tax · Education · Also in Utah

    Klingler & Associates is a certified public accounting practice in Sandy, Utah.

    Write a review

    Why #19: Founded 1977 — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

20. 20

    

    Blanco Tax Service Company

    Tax · Also in Southern California and California

    Blanco Tax Service Company has prepared income tax returns in Hollywood, California since 1980.

    Write a review

    Why #20: Founded 1980 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

21. =21

    

    EPCO Insurance Agency

    Property · Legal · Insurance

    EPCO Insurance Agency is an independent insurance agency in Fort Wayne, Indiana.

    Write a review

    Why #21 (shared): In business 45+ years · Family owned — as stated on its own website, read 29 Sept 2026

    Not yet on record: client reviews, vetting.

22. =21

    

    Boyce Chartered Accountants

    Accounting · Education

    Boyce Chartered Accountants provides accounting and business advice from a network of offices in regional New South Wales, Australia.

    Write a review

    Why #21 (shared): In business 45+ years — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

23. =21

    

    KDP Certified Public Accountants

    File Transfer · Accounting · Tax · Also in Oregon and Medford, Oregon

    KDP Certified Public Accountants, LLP is a firm of CPAs and business advisers with offices in Medford, Oregon, and Boise, Idaho, plus satellite offices elsewhere in the United…

    Write a review

    Why #21 (shared): In business 45+ years — as stated on its own website, read 5 Oct 2026

    Not yet on record: client reviews, vetting.

24. 24

    

    Coutts Partners Pty Ltd

    Accounting · Tax · Partners · Also in Mitchell

    Small Bayside accounting practice providing tax, bookkeeping and superannuation services to individuals and small businesses

    Write a review

    Why #24: Founded 1984 — as stated on its own website, read 28 Sept 2026

    Not yet on record: client reviews, vetting.

Articles

Related reading

Articles on this subject first, then the newest.

All articles

Tax Compliance

25 Sept 2026 · TrustList Editorial

How a founder should set up a finance and accounting team in 2026

Which finance roles to hire and when, the controls a small company needs, what AI can automate in the close, and the UK rules on MTD,…

Singapore

6 Oct 2026 · TrustList Editorial

OneByZero raises US$20 million Series A led by Jungle Ventures for enterprise AI agent deployment

Singapore-based OneByZero, which deploys and governs AI agents inside large enterprises, says it has raised US$20 million in a Series A led…

France

6 Oct 2026 · TrustList Editorial

Cleavr raises EUR 8 million seed led by Varsity for AI accounts-receivable collection

French start-up Cleavr, which automates invoice collection for finance teams with AI, says it has raised EUR 8 million in a seed round led…