• 3D marketing
• Apex Systems
• ARI Environmental
• Chicago Bridge & Iron Company (CB&I)
• Codilis & Associates
• Crius Energy
• Environmental Protection Industries
• Hanson Professional Services
• Illini Tutoring
• Illinois State Water Survey
• New Sector Alliance
• Ridgeline Engineering
• State Bank of Waterloo
• Strive Preparatory Schools
• Tom Vaughn Chapter 13 Trustee
• U.S. Geological Survey
• University of Illinois at Urbana-Champaign, Illinois State Geological Survey
• VelocityEHS
• Weir International