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,…
11 of 35 accounting firms ranked on evidence in the Q4 2026 edition.
Between them, the 35 accounting firms on this page cover tax (20), accounting (14), responsive (3) and legal (3). They also list work in Pittsburgh, Washington, New York and New Jersey. 35 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
11 of 35 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.

Tax · Accounting · Also in Pittsburgh
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

Tax · Accounting · Also in Washington
Donn T. Seger, CPA is a tax and accounting firm in Pittsburgh, Pennsylvania.
On record: Based in Pittsburgh, Pennsylvania, USA

Tax · Accounting
Dougherty Financial Consultants, Inc. brings insurance, accounting, tax and financial planning under one roof for small businesses and private clients who lack the time or staff to…

Tax · Accounting · Also in Pittsburgh
E.G. Conley, P.C. is an accounting practice in Pittsburgh, Pennsylvania, licensed in that state.
On record: Based in Pittsburgh, Pennsylvania

Tax · Responsive · external · Also in Ohio and Virginia
Epstein Tabor & Schorr was an accounting firm for business owners and non-profit organisations.
On record: Owner-managed

Gibsonmayer, LLC is a certified public accounting firm in Yardley, Pennsylvania, between Princeton and Philadelphia.
On record: Based in Yardley, Pennsylvania

Consulting firm advising organisations on strategy, leadership development, process improvement and organisational change

Non Profit · Tax · Accounting
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

Pennsylvania CPA firm providing online bookkeeping, tax, payroll and advisory services for franchises and small businesses
On record: Based in Bucks County, 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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Every other way we rank accounting firms, by what they do and where they are.
Articles on this subject first, then the newest.
25 Sept 2026 · TrustList Editorial
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,…
8 Oct 2026 · TrustList Editorial
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8 Oct 2026 · TrustList Editorial
No rate changes at the 57th meeting. Engineering and R&D exporters get a proposed fix for services done on customers' goods, and small…
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