Isdaner & Company, LLC is a certified public accounting firm headquartered in the Philadelphia suburb of Bala Cynwyd, Pennsylvania. The firm also has an office in Kennett Square, Pennsylvania. Founded in 1967, Isdaner & Company is a full service public accounting firm that offers accounting, auditing, tax services, trust services and estate services, business consulting, litigation support and integrated services. Our founding goal was to offer specialized individualized attention to our clients. That Isdaner & Company commitment continues today.

Isdaner & Company is a Philadelphia area CPA firm that represents high net worth individuals and closely-held companies, as well as diversified and multi-national clients in a variety of fields, including family-owned businesses, manufacturing, distribution and retail operations, long term care, service organizations, professional practices, real estate development and management, and nonprofit/government organizations in Philadelphia and the Delaware Valley.

Richard Wortmann joined Isdaner & Company, LLC as an accounting and auditing member in 2022.  Rich has over 30 years of experience in public accounting servicing organizations ranging from small closely held businesses to large Public Companies. He serves the following industries: cannabis, manufacturing, real estate, construction, non-profit, retail, local governments, automotive, education, health care, broker-dealers and professional organizations. He also has extensive experience with the audits of employee benefit plans.  Rich has worked with domestic as well as international businesses. Richard also has significant experience in advising other firms in quality control.

His professional affiliations include: American Institute of Certified Public Accountants (AICPA) – serves on Peer Review Board and Peer Review Oversight Tax Forcxe, Pennsylvania Institute of Certified Public Accountants (PICPA) – serves on the Peer Review Committee, has written for the PICPA Journal, and Fellow of the American Board of Forensic Accountants.

Rich is active in his local community and has served on the Board of Kendal Crosslands Communities for nearly two decades. Currently, he serves as the Clerk (Chair) of the Board of Directors. Rich received a Bachelor of Science degree in Accounting from Drexel University in 1987.