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Isdaner & Company, LLC is a certified public accounting firm based in the Philadelphia suburb of Bala Cynwyd, Pennsylvania. Founded in 1967, Isdaner & Company is a full-service public accounting firm that offers accounting and 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.

Our mission statement summarizes our guiding philosophy:

“Isdaner & Company, LLC, a certified public accounting firm, anticipates and responds to client needs by providing quality service while offering a financially and professionally rewarding career environment.”

Our Membership in MSI Global Alliance

  • Isdaner & Company, LLC is a member firm of MSI Global Alliance, a leading international association of independent professional firms. The firm joins a select group of over 250 accounting and law firms in 105 countries worldwide. MSI Global Alliance is an international multidisciplinary association that provides the sharing of best practices and offering a more global reach to its members.
  • MSI member firms have been carefully selected from among the leading local firms in their jurisdictions. A commitment to high standards ensures the integrity and reputation of the association. Less than five percent of the firms that inquire about membership each year make the grade, demonstrating the selective nature of the organization.
  • Breadth and depth of accounting and legal expertise coupled with extraordinary levels of client service are qualities firms must possess for membership in this exclusive association.
  • Our affiliation with MSI Global Alliance enhances our worldwide reach, provides you with more resources and opens a world of opportunity. With this alliance, our firm offers global reach and national experience with local roots.