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Philadelphia CPA and tax preparation

Personal returns, business taxes and the bookkeeping behind them. Dimov Tax is a certified public accountant firm on Market Street, working your federal, Pennsylvania and Philadelphia filings as one job rather than three.

1900 Market St, Suite 101, Center City Philadelphia

Personal and businessOne team for the return, the books and the decisions behind both.
Federal, state and cityBIRT, Wage Tax and Net Profits reviewed with everything else.
Open past AprilBookkeeping, planning and notice responses through the year.

Tax services in Philadelphia

Nine places a Philadelphia CPA earns their fee. Start with whatever needs attention today, and we will tell you what the work involves before it begins.

Individuals and families

Personal tax preparation

Employment income, investments, side businesses and multistate returns, with attention to the state and local filings your circumstances actually require.

Individual tax
Owners and businesses

Business taxes and planning

A small business accountant for LLCs, partnerships and corporations. Entity structure, owner compensation and Philadelphia business tax obligations in one review.

Business tax
Ongoing accounting

Bookkeeping and payroll

Philadelphia bookkeeping services that keep records organized, transactions reconciled and reports usable. Catch-up work included if the last few months got away from you.

Bookkeeping
Investors and property owners

Capital gains and equity

Selling shares, receiving equity compensation or disposing of property? Settle the reporting and timing questions before a transaction turns into a tax surprise.

Capital gains
Notices and examinations

IRS audit representation

IRS audit representation in Philadelphia, from reading what the notice actually asks for to assembling records and responding. Start with the letter and its deadline.

Audit help
Cross-border finances

International tax

An international tax accountant for foreign income, overseas accounts and the reporting that appears once your finances extend beyond the United States.

International
Self-employed

Quarterly estimated taxes

Work out what to pay and when, stay inside safe harbor, and fix the position if a payment has already been missed or underpaid.

Quarterly taxes
Landlords and developers

Real estate and cost segregation

Rental accounting, depreciation and cost segregation studies on Philadelphia property, plus the reporting that follows a sale or a refinance.

Real estate tax
Families and executors

Estate and trust tax

Trust returns, estate filings and the planning that keeps a transfer efficient. Worth a conversation well before it becomes urgent.

Estate and trust

Behind on filings, or not sure where to start?

Tell us what needs attention. You will get a scope and a fee before any work begins.

Describe your situation
Tax preparation paperwork being reviewed at a desk in Philadelphia

Your return, read in the context of your year

A salary, a rental in Fishtown, a consulting business or a move across the river each change what you need to file. The return is the output. The conversation is the part that matters.

  • Personal and business income considered together
  • State and city obligations part of the same review
  • Help reconstructing missing records and prior years
  • Planning for changes in income, investments or ownership

Know what is due, and what it actually means

Filing dates and payment dates are not always the same thing. Confirm which applies to each return you are responsible for.

April 15

Philadelphia BIRT

The city lists April 15 as the annual deadline covering the previous calendar year of business activity. Estimated payment requirements and exceptions need a separate look.

Check city filing guidance
More time to file

Is not more time to pay

A federal filing extension does not extend the time to pay. Ask about your return deadline and any outstanding balance now rather than when the extension runs out.

Check IRS extension guidance

General information, reviewed September 2026. Holidays, relief provisions, tax year and individual circumstances all affect deadlines. Confirm your federal, Pennsylvania and city requirements separately.

A clear starting point for your taxes

You do not need every answer before you get in touch. Start with whatever needs resolving.

1

Tell us what changed

Income, a business, a property, a move or a notice from an agency. Mention any approaching deadline at the start so it shapes everything after it.

2

Agree the scope

We confirm which filings and services you need, the records required and the fees, all before any work starts. No surprises at the end.

3

Gather your records

Prior returns, income documents, business records and notices. Ask for secure document sharing instructions, and please do not send tax documents by ordinary email.

The Liberty Bell in PhiladelphiaClose-up detail of the Liberty BellAccountants working together in a Philadelphia office

A tax accountant for the whole of Philadelphia

The office is in Center City, but the work is not. Tell us where you live and where you earn, because in this city those two answers can pull in different directions.

Center City and east

  • Rittenhouse Square
  • Logan Square
  • Washington Square West
  • Old City and Society Hill
  • Chinatown
  • Fitler Square
  • Northern Liberties
  • Fishtown and Kensington

South and west

  • Passyunk Square
  • East Passyunk
  • Bella Vista
  • Queen Village and Pennsport
  • Graduate Hospital
  • Point Breeze
  • University City
  • Powelton Village and Spruce Hill

North, northwest and beyond

  • Fairmount and Art Museum
  • Brewerytown and Spring Garden
  • East Falls and Manayunk
  • Roxborough and Chestnut Hill
  • Germantown and Mount Airy
  • Port Richmond
  • Bala Cynwyd, Ardmore, Conshohocken
  • King of Prussia and Norristown

Plenty of our Philadelphia work starts outside the city line. If you commute in from Montgomery, Bucks, Delaware or Chester County, or over the bridge from Cherry Hill, Haddonfield, Collingswood or Moorestown, the Wage Tax and the Pennsylvania and New Jersey reciprocal agreement both need looking at before anyone touches a return. Worth going through once with a tax advisor, properly, rather than guessing at it every April.

Center City, on Market Street

Dimov Tax
1900 Market St, Ste 101
Philadelphia, PA 19107
Get directions

Our office

Dimov Tax
1900 Market St, Ste 101
Philadelphia, PA 19107

Nineteenth and Market, a short walk from Suburban Station and the Market Frankford Line, with 30th Street across the Schuylkill.

Please get in touch before you travel so we can confirm the meeting format and appointment arrangements. Most of our tax preparation work is handled remotely if that suits you better.

The Dimov Tax office building on Market Street, Philadelphia

Let us get your taxes moving in the right direction.

Tell us what you need help with, what has changed this year and any deadline you are working toward.

Tax information on this page is general and is not a substitute for advice based on your circumstances.