Peter Kiewit Sons', Inc.
One of North America's largest construction organizations
Aramark Corporation
Food, hospitality, and facility management services
John Deere
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