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About Us

Robison Gary Johnson & Associates is a boutique tax accounting firm in the Oklahoma City area. By combining our expertise, experience and the team mentality of our staff, we assure that every client receives the close attention they deserve. Our dedication to high standards, hiring of seasoned tax professionals, and work ethic is the reason our client base returns year after year.

For more than twenty years, our firm has been providing quality, personalized tax and financial guidance to individuals and businesses. Our expertise ranges from tax compliance and accounting services to more in-depth services such as tax and financial planning. We specialize in real estate, oil & gas, manufacturing, wholesaling, and high-net worth families and individuals.

Our Partner Group

Clay Collum, CPA

Clay Collum has always considered Oklahoma his home. It was this reason that led him back from Houston to join Robison Gary Johnson in 2012. Clay joined the partner group during 2016 and represents the next generation of the firm’s leadership. Clay graduated from Oklahoma Baptist University in 2002 and started his career with KPMG in Houston in the firm’s foreign tax group specializing in expatriate returns. Clay enjoyed worldwide travels and experiences during his time with KPMG. Clay’s eight years with KPMG was split with two years in Shawnee with the tax practice of Finley & Cook. After deciding to return to Oklahoma for the long-term, Clay left KPMG as a Senior Manager to join RGJ. He brings his unique expertise of foreign taxation to Oklahoma City, along with broad experiences in individual, small business, and trust taxation. Clay is energized by the vibrant young energy Oklahoma City offers and advises many young business owners who are making Oklahoma City the growing city it is today.

Clay serves as a Board Member of The Academy of Classical Christian Studies and also serves as Treasurer of Crosstown Church. Clay married his wife Katie in December of 2014 and they have three young children. In addition to spending as much time as possible with his growing family, Clay owns and loves his 1964 classic Mercedes 230SL, and enjoys playing several instruments and singing.

Bob Gary, CPA

Bob Gary has 40+ years of providing tax and accounting services for a wide range of clients. An OU graduate in 1975, Bob started his career in the Audit Department of Grant Thornton Oklahoma City. After a brief stint as a CFO in the oil and gas industry, Bob returned to Grant Thornton, eventually leading the firm as the Partner in charge of the tax group.

Providing personalized client service has always been Bob’s passion. As a result, he started his own CPA practice in 1990 after fifteen years with Grant Thornton. Bob’s specific areas of client expertise are in oil and gas, estate planning, manufacturing, and mergers & acquisitions.

Bob Gary and Keith Robison have been colleagues since their time at Grant Thornton and while formally joining practices in 2013, have collaborated together as two associated firms since 1993.

Bob serves as a Board Member for both Hearts for Hearing and OKC Young Life. He is also an alumni of Leadership Oklahoma City. Anyone who knows Bob knows that he is a true wine enthusiast and enjoys building furniture with his son. He and his wife Laura have two grown kids and five grandchildren who affectionately call them “Bubba and Lu.”

Bill Johnson, CPA

Bill Johnson brings to the firm a wide variety of experience in both Audit and Tax, as well as considerable experience as a CFO in the real estate industry. Bill graduated from the University of Alabama in 1974 and returned to his hometown of Memphis, Tennessee to start his career with a large regional CPA firm. Having family in Oklahoma City at the time, Bill joined Seidman & Siedman CPAs in OKC for three years, attaining the level of audit manager. He then joined the company now known as Price Edwards & Company, Oklahoma’s largest real estate management and leasing company, as the Company’s CFO. In 1995, after sixteen years with Price Edwards, Bill returned to public accounting with his partner Jack Henley. Bill and Jack combined their practice with Bob Gary and Keith Robison in 2014 to create Robison Gary Johnson.

Bill performs several audits of employee benefit plans, small businesses, and a non-supervised HUD lender. In addition to his audit experience, Bill has significant experience with taxation of high net-worth individuals, partnerships and trusts, as well as family tax planning.

Bill serves as Treasurer and Board Member of Crossings Community Church and is a CPA licensed in Oklahoma & Tennessee. Bill and his wife Ginger have three grown daughters and ten grandchildren. He enjoys golf, traveling, and has a bucket list to complete his domestic travel to each of the lower 48 states, with 13 states remaining.

Keith Robison, CPA

Keith Robison has been providing tax and accounting services to clients since he graduated from OSU in 1980 and joined the Oklahoma City Grant Thornton practice. During his time at Grant Thornton, Keith managed the engagements for a variety of clients and served as an instructor for national training courses for the practice. In 1993, with four young children at home, Keith left Grant Thornton as a senior manager and started his own tax practice. He built his practice serving a wide range of clients and specializes in real estate, wholesale, computer software development, manufacturing, legal & medical, and oil & gas.

Keith formally joined practices with Bob Gary in 2013, after having collaborated for over twenty years. Together, they have been able to grow a practice built on exceptional client service and sound tax technical knowledge. Keith has a love for teaching and mentoring the younger generations and is excited to see the firm grow to what it is today and to help shape it for what it will be in the future.

Keith’s wife Susan works with him in the practice and during non-tax season, they love to travel in Europe. They enjoy immersing themselves in a country for several weeks at a time. They have four grown daughters and three grandchildren. Keith and Susan enjoy being empty-nesters and live in Uptown and are active at Trinity Baptist Church.

  Our Team

Jim Inskeep, CPA
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Natalie Munson, CPA
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Megan Rector, CPA
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Susan Robison, EA
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Tony Deason
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Linda Harris
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Nathan Sosa, CPA
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Melody Jones
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Tyler Lester
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Sarah Clark, EA
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Jennifer Shelton
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Cynthia Jines
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Tamara Grim
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Tory Harper
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Janet Schuler
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