Industry Expertise, Tax Credit Leadership
Committed to the accurate identification and timely recovery of tax credits for all of our clients.

Trusted, comprehensive due diligence and streamlined client-centric process.
RDIG was established to assist companies with claiming Research and Development Tax Credits.
Today, our proprietary data gathering tools and unique approach to client service enable us to offer a wide variety of Federal and State tax incentive studies.
Our Leadership
Our multidisciplinary team consists of former Big 4 CPA’s, tax attorneys, engineers, consultants, and technical writers providing the highest degree of service and expertise available, no matter our clients' industry.

William Chang
Founder & Director

Ruben Vardanyan
Director, R&D Tax Credit Services

Brian Haneline
Director, R&D Tax Credit Services

Kevin Shih
Director, R&D Tax Credit Services

John Hayes
Director, Technology

Helen Han
Director, Strategic Partnerships

Tim Lin
Director, Operations
Contact Us
Our team will get back to you within 24 business hours