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Gary Howard
President & Co-Founder

Gary has been writing software since 1999 when he graduated from Bowling Green State University. Since then Gary was involved in various independent consulting gigs until he decided to start Callibrity in 2007 with his business partner Mark Wehby. In his spare time, Gary likes anything involved with the outdoors and extreme adventure trips.

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Mark Wehby
CEO & Co-Founder

Mark has over 20 years of experience working in the IT field. In his most recent work, he has developed in Groovy and introduced Continuous Delivery to IT departments of companies ranging from mid-size to Fortune 500. Mark is a director of the CinJUG meetup.

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James Carman
Chief Technology Officer

James has served clients both locally and coast to coast in a variety of industries and has been a valued member of the Cincinnati tech community for over two decades. He has also served the Apache Software Foundation as a committer, committee member, and officer. He has a wife and three daughters. He attends church at seven hills church in northern Kentucky.

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Rylan Peters
Chief Operating Officer

Rylan has a passion for working with teammates to create organizational excellence. He has a background in consulting with start-ups and established companies regarding growth strategy and execution. Outside of work, he can be found playing and watching all sports (especially golf), reading, attending church, and spending time with his wife Sherry and their 3 kids.

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Andrew Burleson

Andrew graduated from the University of Cincinnati in 2019 with a major in finance and minor in business analytics. He is very passionate about putting the company and teammates in a position to succeed for years to come. Outside of work he enjoys playing basketball, attending church and is a UC football season ticket holder.

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Jelena Maric
Human Resources

Jelena has 8+ years of HR and Office Management experience in the IT field with a primary focus in Payroll, Benefits, and Employee Retention. In her spare time, she likes to travel and explore new restaurants & breweries in the Cincinnati area as well as volunteer or watch the local sports teams play ball.

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Shelly Valentine

Shelly is passionate about marketing and technology. She is a co-organizer of a meetup group called Cincy Techies for Good that is dedicated to connecting local nonprofits and developers of all skill levels to create solutions together that help our community. In her free time, she enjoys watching UK sports, dancing, and scuba diving in tropical locations.