GBA Announces Strategic Leadership Transition

(LENEXA, Kansas. – February 1) – GBA is proud to announce the promotion of Clint Loumaster to Civil department lead after Brad Burton, department lead for 13 years, will transition to part-time status. Les Barnt, will also serve as dedicated Principal for the Civil group. Michael Lay will continue to lead the Survey department.

“This transition was a natural fit, as Les, Brad, Michael and their respective markets have collaborated weekly, if not daily, on various projects for more than 30 years,” said Jim Jarrett, GBA President.

The Civil group has experienced exponential growth in recent years, partnering with GBA’s affiliate companies, and completing many high-profile projects throughout the Midwest. By utilizing cutting-edge technology, such as Mobile LiDAR, staff can complete projects more efficiently than ever, on-time and on budget.


About Clint Loumaster

Clint Loumaster HeadshotClint is a licensed Professional Engineer having served as a design engineer and project manager for a variety of civil engineering projects since joining GBA in 2006.

He has provided design for site grading, storm drainage, sanitary sewer systems, stormwater detention, stormwater quality BMP’s, roadways, erosion control and utilities, from preliminary planning through the development of construction documents and specifications and construction administration. His projects include roadway and storm drainage projects as well as mixed-use, office, retail, industrial, healthcare, recreational, municipal and residential developments.

To learn more about Clint, visit


About Les Barnt

Les is a licensed Professional Engineer bringing proven leadership and high-performance results to each initiative and project that he has worked on during his professional career.

Les has led complex multi-disciplined project teams of Surveyors, Engineers (civil, mechanical, structural and electrical), Architects, Scientists and Technical Specialists from Planning, Design through Construction.

He is an integral part of projects focusing on overall budgeting for future Capital Improvement Projects (CIP) for public entities to developing overall costs for private entities to work in conjunction with public funding mechanisms.

Les has been involved and/or led initiatives for GBA that were firsts within the KC Metropolitan area. Some of these initiatives/projects include developing the Johnson County Wetland Bank, Sprint World Headquarters and Liberty, Missouri Wastewater Treatment Plant including the administration buildings, roadway and collection system which was completed via Design Build.


To learn more about Les, visit


About GBA

GBA provides innovative engineering and architectural solutions to clients throughout the United States. Primary markets include transportation, water environment, life sciences and mission critical.

 GBA and its affiliates employ over 400 headquartered in Lenexa, Kansas, with regional offices scattered throughout the United States. Members of GBA’s multi-disciplined staff work closely with clients to accomplish the firm’s core purpose – “Creating Remarkable Solutions, for a Higher Quality of Life.”

To learn more about GBA, visit

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