Our Team


We began as a sole proprietorship in 1965 and have grown to become one of the largest local accounting and consulting firms in Indiana. Our highly experienced and diligent accounting, tax, and technology team members are well-versed in their specialties, with many carrying certifications to ensure they have honed their expertise.

At RBSK Partners, we invest in ongoing education to keep current on the latest pronouncements, tax rules and guidelines, and technology innovations so that we can apply these to your individual or business needs to ensure the proper outcome.

With an emphasis on teamwork, our staff will apply the right balance of RBSK Partners' team resources to match your needs. Together, we'll work to deliver the solution you need, when you need it.

At RBSK Partners, our team of over 25 members includes five seasoned shareholders across four Indiana locations to serve you by leading their teams to offer the highest quality accounting and advisory services possible.

Vincent L. Rettig - CPA, PFS, Managing Shareholder
Robert J. Blankman - CPA, Director of Tax Services
John G. Seale - CPA.CITP, Director of Attest and Technology Services
Ronald Knueven - CPA, CVA, Director of Business Valuations
Lisa Tressler - CPA, Director of Marketing



"The people at RBSK are very professional and experienced. We know we can count on them to deliver results!"

Joseph Rust
Rust Wholesale Company
Greensburg, IN