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Jim Van Ostran
As a performance sports car enthusiast, Jim Van Ostran is in the driver’s seat at JHA. Jim runs the business confidently, steering our professionals to operate in line with our philosophy. Jim provides high performance services with speed and accuracy to accelerate our clients’ goals and bring them safely to the finish line. As CEO, Jim keeps the mechanics of our firm—and your project—running smoothly around every turn. |
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Jim Roberts
Sports have always been a passion for JHA President, Jim Roberts. Jim’s knowledge of Ohio State football stats is surpassed only by his ability to listen to our client’s goals and coach the firm’s professional talent—all in the spirit of winning our clients’ repeat business. Coach Jim is an all around MVP on our team. He brings years of experience from the client side and knowledge in all types of engineering projects, public works, transportation and land development. Jim’s leadership keeps our team fired up and prepped to provide the winning strategy that is superior client service and quality design solutions. |
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Ken Stewart
Once known as the best line cook in Licking County, Ken Stewart is now cooking up sustainable land development design for all types of site development—industrial, commercial, healthcare, and residential. Mixing environmental, social, and ethical responsibility with cost effective, compliant design solutions, Ken leads our land development department in serving up client projects with a simmering side of sweet success. |
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Jeremy Van Ostran
Jeremy Van Ostran’s passion for hunting and fishing is surpassed only by his skills in client relations. As Director of Surveying, Jeremy carefully tracks his projects and keeps client needs in sight, providing timely completion and responsive service to the sometimes-untamed nature of surveying needs. Jeremy navigates the right-of-way planning process and hits the target spot-on by providing all clients with exceptional service no matter what their surveying or mapping needs. |
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Susan Derwacter
Traffic engineering is only one of the many talents Susan offers our firm. A well rounded municipal engineer that has assisted the firm in just about every service area we offer, she is an insightful working mother whose skills of balancing work and kids have proven to be beneficial in leading our Public Works department. Her ability to be flexible and work where we need it when we need it makes her a valuable asset to JHA and our clients. While her concentration is in traffic engineering her strengths of listening and understanding the client’s needs, adapting to any situation and performing when it is needed most have helped her work well with private and public clients alike. |
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Ron Mattox
Often appearing on the multimodal trails he frequents throughout Ohio, Ron Mattox is an avid cyclist and art enthusiast. His appreciation for beauty in nature and art is reflected in his flair for assisting in creating signature bridge designs and successfully maneuvering complex projects through the twists and turns of regulatory compliance. A prominent bridge design engineer, Ron leads our transportation department and effectively manages transportation projects through the complex development and approval processes. |
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Kristin Snyder
Mapping and data move to the next level with Kristin leading our GIS department. As a newlywed, Kristin offers a fresh perspective in applying GIS solutions to data collection, mapping, and management. She has orchestrated new relationships with our clients, marrying ideas from one area to another, combining their information and assisting clients in reducing risk through commitment—commitment to accurate, adaptable GIS solutions. |


Meet Curtis Shonk, Municipal Engineer
A dedicated and
down to earth family man, Curt Shonk is a project manager in our Public
Works department. Curt’s commitment to client service and honest,
practical solutions to challenging infrastructure design have served his
clients well. Curt has more than 14 years of experience helping community
projects
grow into successful, mature, dependable systems our municipal clients
count on.