Brian Burdorf

Trinity Consultants, Inc. provides environmental compliance services. Its services include environmental consulting; ambient and meteorological monitoring; mobile source and engine support; industrial hygiene and toxicology services; environmental, health, and safety professional training; digital solutions; BREEZE software and data services; and engineering and environmental staffing solutions. It serves the aerospace, agriculture, electric power, government, mining, oil and gas, petroleum refining, railroad, semiconductor, pulp and paper, and general manufacturing. The company was founded by Richard H. Schulze in 1974 and is headquartered in Dallas, TX.

ARCADIS US, Inc. provides project management, consultancy and engineering services in the fields of infrastructure, water, environment and buildings. The company was founded in 1993 and is headquartered in Highlands Ranch, CO.