ST. LOUIS – Olsson, an engineering and design firm that focuses on improving the communities it serves, announced on Wednesday that it has acquired The Process Group, a chemical engineering and process design firm based in Chesterfield, Missouri.

TPG’s 15 employees will join Olsson, with most based in the St. Louis metro area.

"We’ve partnered with TPG for several years and have been impressed with their expertise,” said Tyler Fritz, who leads Olsson’s industrial market. “This acquisition strengthens our ability to deliver fully integrated solutions for our clients.”

“This acquisition strengthens our ability to deliver fully integrated solutions for our clients.”

TPG specializes in chemical engineering and process/mechanical design with a focus on energy; renewables; process environmental, health, and safety; and food and beverage.

“We’ve admired Olsson since we first started working with them,” said John Reardon, TPG’s CEO. “This acquisition is a natural next step.”

“I’m excited for the expanded opportunities we’ll be able to offer our clients and employees,” said Alex Shaffer, TPG’s President. “Olsson is a great match for us.”  

TPG now becomes Olsson. Terms of the acquisition will not be released.

Olsson offers expertise in engineering and design, planning, environmental, field services, and client advisory services. Annually ranked in the ENR Top 100, Olsson has offices across the country, with multiple offices in Missouri, including in St. Louis, Kansas City, Springfield and Joplin. For more information, visit olsson.com.