Pittsburgh’s Best Choice for
Accounting, Bookkeeping & Tax Preparation

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Pittsburgh PA Tax Experts & Accounting Services

Pittsburgh PA Accountant & Tax Pro

Greater Pittsburgh Area Accountants & Tax Preparation Service


Personal Taxes - Business Taxes - Small Business Accounting - Bookkeeping - Corporate Accounting - Payroll - Accounts Processing


Located Conveniently on McKnight Rd

Wexford PA CPA - Tax Preparation Service

Serving the Greater Pittsburgh region in Western PA, the professional team of CPAs & tax experts at W Cotton Mather have been providing the very best in financial services from tax preparation to accounting and bookkeeping for over 30 years! Our goal is to make personal & business taxes and small business accounting & payroll easy so our customers can focus on more important tasks in their personal & business life.

Pittsburgh small business owners have counted on our team to provide accurate and reliable bookkeeping services, payroll, accounts payable & receivable, and tax services for over 3 decades.Whether you have a small business in a suburb of Pittsburgh or a large company right in the heart of downtown Pittsburgh, we are here to serve. W Cotton Mather and his team have extensive experience working with creative businesses, service industries and retail & health care accounting throughout the Greater Pittsburgh region.

We are here for you year round. Whether you have a tax question during the final weeks of tax season or need some accounting or bookkeeping advice throughout the year, our experts are available to conveniently and promptly answer your questions or concerns. We want to make a difference in the success of our clients whether they are individuals or companies and our dynamic and competent staff will provide responsive & professional services to ensure this commitment.

Whether you are a self-employed contractor, a business owner, an employer, or an employee in Pittsburgh PA, count on the team at W Cotton Mather CPA for tax prep, bookkeeping services, payroll services, payment processing services, or small business accountants.