Sisterson is one of the largest independently-owned certified public accounting and financial consulting firms in the Pittsburgh area.  

Our growth since the firm's inception in 1926 has been deliberate and steady as services and staff are added to meet the needs of our clients. The firm presently serves hundreds of clients and takes pride in preserving a tradition that began more than 90 years ago - delivering quality service and value to each client while developing long-term relationships.

Our mission is to enhance the success of our clients through our commitment, creativity, and competencies as a respected and responsive provider of value-added financial services.

The professionals at Sisterson provide: tax, audit and accounting, consulting, technology, and commercial lender services.

We work in a variety of industries, but consider these as areas of expertise for our firm: manufacturing and distribution, private investment companies, not-for-profit, private foundations, real estate, energy, professional services, emerging businesses, technology, and employee benefit plans.

Sisterson & Co. LLP

Sisterson & Co. LLP's headquarters in Pittsburgh, PA, United States

This department manages all aspects of tax compliance, planning, and strategy.

Tax Department

This department provides expert advisory and consulting services to clients, supporting their strategic initiatives and operational improvements.

Consulting Services

This department oversees and ensures compliance through systematic evaluations of financial records and processes.

Audit Department

This department focuses on financial auditing and tax compliance to ensure accuracy and adherence to regulations.

Audit and Tax

This department provides expert guidance and oversight in financial and operational audits to ensure compliance and enhance organizational effectiveness.

Assurance Services

This department manages tax compliance and planning activities to ensure adherence to legal standards and optimize tax strategy.

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People (29)

Jobs (0)

Other teams

Consulting Services

Audit Department

Audit and Tax

Assurance Services

Taxation Services

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People (29)

Jobs (0)

Other teams

Consulting Services

Audit Department

Audit and Tax

Assurance Services

Taxation Services

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