Hello, I’m Dennis J. Tisdale, a CPA based in Whittier, CA. Through Dennis J. Tisdale, CPA, I provide professional tax and accounting services with a practical, detail-oriented approach for individuals and businesses.

My services include notary support, tax preparation, accounting, payroll, DCAA audit support, and assistance with government contractor cost claims and proposals. I also work with retail-related needs, bringing careful documentation and organized financial support to each engagement.

I aim to make important paperwork and financial processes easier to manage by offering reliable service, clear communication, and a professional experience from start to finish.