Support Staff

Christene J. Ringler

Staff Accountant/Office Administrator

Christene graduated from Cambria-Rowe Business College with an Associate’s Degree in Specialized Business, majoring in Business Administration-Accounting/Microcomputer Applications. She began her career in public accounting, where she worked for 17 years before transitioning into municipal government for 8 years. In 2021, she returned to public accounting, joining Kotzan CPA & Associates, P.C. Christene became the office administrator in January 2024 and handles accounting, payroll, depreciation, individual and corporate tax services, and financial statement preparation. She is also proficient in QuickBooks, providing client training, set-up, and ongoing support.

Tammy R. Walko

Accounting Associate

Tammy graduated from Cambria Rowe Business College with an Associate in Specialized Business Degree in Accounting. She joined the firm of Kotzan CPA & Associates, PC in 2022 upon the retirement of her former employer, a Johnstown CPA, with whom she had been employed since 1987.  Tammy processes client payrolls including quarterly and year-end reports and sales tax returns. She also provides client bookkeeping, financial statement preparation, and individual taxation services.