Construction
10,000
employees
N/A
pay ratio
1898
founded
9,892 people were active participants in the ESOP in the 2023 plan year, against 10,000 employees on record — about 99% coverage.
Participant counts from the employer's own Form 5500 filing with the US Department of Labor.
Engineering, construction, and environmental services firm, 100% employee-owned ESOP consistently ranked as a top employer.
Headquarters
Kansas City, MO, USA