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,…
7 of 20 accounting firms ranked on evidence in the Q4 2026 edition.
Between them, the 20 accounting firms on this page cover accounting (11), tax (10), non profit (3) and financial services (2). They also list work in Washington. 20 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
7 of 20 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.
Accounting · Tax · Also in Bradford
Case Sabatini is a public accounting and consulting practice with its head office in the South Hills of Pittsburgh.
Why #1: Based in Pittsburgh, United States · Founded 1971 · Team of 40+, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Accounting · Tax · Legal · Also in Washington
Kathy L. Hess & Associates is a CPA firm in Pittsburgh's South Hills, near Whitehall.
Why #2 (shared): Based in Pittsburgh, Pennsylvania, US · Founded 1986, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Accounting · Tax · Responsive · Also in Massachusetts and Pennsylvania
Kline, Keppel and Koryak, P.C. is a certified public accounting firm in Pittsburgh, United States.
Why #2 (shared): Based in Pittsburgh, United States · In business 40+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Dennis Piper & Associates, P.C. is a certified public accounting practice that now presents itself as Brennan, Piper & Associates.
Why #4: Based in Pittsburgh, Pennsylvania, USA · Founded 1993 · Owner-managed, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.

D'Angelo & Associates, Inc. provides accounting, tax and advisory work from the Pittsburgh area.
Why #5: Based in Pittsburgh area, Pennsylvania, United States · Founded 2001, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.

Non Profit · Financial Services · 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.
Why #6: Address in Pittsburgh · In business 22+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Accounting · Tax · Personnel
Kabeyia & Kompany, LLC is an accounting and business administration practice in the Pittsburgh area of Pennsylvania. Kabeyia Jones is its owner and president.
Why #7: Based in Pittsburgh, Pennsylvania · In business 20+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Accounting · Also in Philadelphia
Bookminders supplies outsourced bookkeeping to small businesses and nonprofit organisations from offices in Philadelphia, Pittsburgh, Austin, Baltimore and Cherry Hill.
On record: Office in Pittsburgh

Cameron Professional Services Group, LLC (CPSG) is an accounting and advisory practice linked to Pittsburgh.
On record: Based in Pittsburgh, Pennsylvania
Pittsburgh-area accounting firm handling tax, bookkeeping, payroll and financial planning for small and mid-sized businesses
On record: Based in Pittsburgh area

Accounting · Tax
DeSisto, Jones, Schneeberger & Associates, P.C. is a certified public accounting firm in Pittsburgh, Pennsylvania, now trading as DeSisto Schneeberger & Associates.
On record: Based in Pittsburgh, Pennsylvania, United States

Accounting · Tax
Deverson, Tanack & Willison, CPA's is a certified public accounting practice licensed in Pennsylvania and serving clients in and around Pittsburgh.
On record: Based in Pittsburgh, Pennsylvania

Pittsburgh accounting firm providing tax returns, payroll, bookkeeping, audit and financial planning for individuals and businesses
On record: Based in Pittsburgh

Accounting · Tax · Also in Washington
Donn T. Seger, CPA is a tax and accounting firm in Pittsburgh, Pennsylvania.
On record: Based in Pittsburgh, Pennsylvania, USA
Accounting · Tax
E.G. Conley, P.C. is an accounting practice in Pittsburgh, Pennsylvania, licensed in that state.
On record: Based in Pittsburgh, Pennsylvania
Accounting · Tax · Administration
Goff Backa Alfera & Company, LLC, often shortened to GBACO, is a firm of certified public accountants in Pittsburgh.
On record: Based in Pittsburgh
Non Profit · Financial Services · Business Services
Grossman Yanak & Ford LLP, known as GYF, is an accounting and consulting firm rooted in Pittsburgh.
On record: Based in Pittsburgh, USA
Non Profit · Accounting · Tax
Pittsburgh CPA firm providing tax, accounting, audit and QuickBooks services to businesses, individuals and local governments
On record: Based in Pittsburgh, Pennsylvania, USA
Innovative Bookkeeping is a Pittsburgh bookkeeping practice run by Gail, who has worked in the trade since 1989. She takes on clients from sole proprietors up to corporations.
On record: Based in Pittsburgh, Pennsylvania
Lally & Co. is a firm of certified public accountants and business advisers based in Pittsburgh, Pennsylvania.
On record: Based in Pittsburgh, Pennsylvania
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