Juan Rendón, PE, LEED AP


“Jezerinac Group is purposeful in the way we do business. Clients feel heard in a way they don’t at larger firms. We have superior technical expertise and stand behind the strength of our work, but we also deliver a personalized experience clients really appreciate.”

Jenifer Johnson


“Development” is a powerful word. And at Jezerinac Group, the role of Chief Development Officer encompasses many initiatives—from new business development to cultivating mutually beneficial client relationships to employee growth and advancement. As CDO, Jenifer is on a mission to move our people, partnerships and brand forward.  Jenifer also heads up our Kansas City-based office, […]

Graham Brasic, PE, SE


Too often engineers, being the introverts we stereotypically are, work in our silos and are mostly reactive. Graham prefers a more proactive approach—actively seeking out opportunities to do what is genuinely best for the project, providing creative solutions to solve problems for great clients who appreciate that value-added approach. As Project Manager for Jezerinac Group, […]

William J. Raiola, PE, SE


William holds a Bachelor of Science and Master of Engineering in Civil Engineering, with structural focus from the University of Florida. He is an established professional engineer with over a decade of experience in the analysis, design, and constructability of complex buildings, condition assessments and remediation of existing buildings, and expertise in the management of […]

Andy Tomiczek, PE


As Project Engineer, Andy oversees every step of the design process—coordinating with architects, managing a team of engineers, reviewing drawings and serving as liaison with clients. Not to mention jumping in to execute a structural design when needed! Along with a deep understanding of building codes and material design standards, Andy brings a genuine enthusiasm […]

Ronald M. Jezerinac, SE, PE


An accomplished veteran of the structural engineering industry, Ron had a very clear vision of what Jezerinac Group would be when he started the company in 2014. Having worked many years for larger firms with less flexibility, he set out to build a business that combined superior technical expertise with the agility and authentic communication […]

Matt Buttimer, EI


Most engineering firms have a BIM Manager or someone who oversees the building information modeling (BIM) process. But few have the hands-on structural engineering experience that Matt brings to his role as BIM Manager for Jezerinac Group (JG). As a practicing structural engineer, he knows how to ensure our engineering team uses the design modeling […]