Peter Kiewit Sons', Inc.
One of North America's largest construction organizations
Aramark Corporation
Food, hospitality, and facility management services
Deere & Company
Company that manufactures agricultural, construction, and forestry machinery, diesel engines, drivetrains used in heavy equipment, and lawn care equipment.
CH2M Hill Companies, LTD.
Engineering/Construction
AECOM
NYSE-listed company that provides professional technical and management support services
Williams Companies, Inc.
Natural gas pipeline company based in Tulsa, Oklahoma
Eaton Corporation
American-Irish multinational power management company