Mr. Gelb specialises in research tax credits and other incentives for innovation and sustainability. His primary areas of concentration are identifying credits and incentives for companies and assisting them to access them effectively.

With more than 30 years of experience, Mr. Gelb pioneered the deployment of science and engineering personnel to augment the tax and accounting expertise of practitioners in this space.

Mr. Gelb's notable assignments include global technology, engineering, resource and manufacturing companies. He has worked with clients in the financial services, aviation, agribusiness, pharmaceutical and defence sectors.

Prior to joining A&M, Mr. Gelb spent 32 years with KPMG, where he served as the Global Head of R&D for 15 years and the Australian R&D Practice Leader for 20 years.

Mr. Gelb earned bachelor’s degrees in economics (major in accounting) and law. He is a Registered Tax Agent and was Chair of the Tax Institute of Australia's R&D Tax Group for 20 years.