Berikut ialah daerah dan anak syarikat Kiewit:[6]

Kiewit Development Company

Tengah

• Kiewit Infrastructure Co., di Englewood, Colorado
• Kiewit Infrastructure Co., di Omaha, Nebraska
• Kiewit New Mexico Co., di Albuquerque, New Mexico

Timur

• Kiewit Constructors Inc., di Woodcliff Lake, New Jersey
• Kiewit Western Co., di Chicago, Illinois

Kanada Timur

• Construction Kiewit Cie, di Laval, Quebec
• Peter Kiewit Sons Co., di Oakville, Ontario
• Peter Kiewit Sons Co., di St. John's, Newfoundland and Labrador
• Ganotec Inc., di Pointe-aux-Trembles, Quebec

Kiewit Australia

• Kiewit Australia, di West Perth, Western Australia

Kiewit Building Group

• Kiewit Building Group Inc., di Anchorage, Alaska
• Kiewit Building Group Inc., di Centennial, Colorado
• Kiewit Building Group Inc., di Honolulu, Hawaii
• Kiewit Building Group Inc., di Omaha, Nebraska
• Kiewit Building Group Inc., di Washington D.C.
• Kiewit Building Group Inc., di Dallas-Fort Worth, Texas

Kiewit Energy US

• Kiewit Energy US Company, di Houston, Texas (ibu pejabat)

Kiewit Energy Canada

• Kiewit Construction Services ULC (dahulu dikenali sebagai Kiewit Energy Canada), di Calgary, Alberta (kantor pusat)

Kiewit Engineering

• Kiewit Engineering Co., di Omaha, Nebraska
• Kiewit Engineering Co., di Vancouver, Washington

Kiewit Federal Group

• Kiewit Federal Group Inc., di McLean, Virginia

Kiewit Mining Group

• Kiewit Mining Group Inc., di Omaha, Nebraska
• Buckskin Mining Company di Gillette, Wyoming
• Walnut Creek Mining Company di Bremond, Texas
• North Rasmussen Ridge/Agrium Contract Mine di Soda Springs, Idaho

Kiewit Offshore Services

• Kiewit Offshore Services, Ltd., di Ingleside, Texas
• Kiewit Offshore Services, Ltd., di Marystown, Newfoundland and Labrador, Canada - lokasi Galangan Marystown di Cows Head

Kiewit Power

• Kiewit Power Constructors Co., di Lenexa, Kansas
• Kiewit Engineering Group Inc., di Lenexa, Kansas

California Utara

• Kiewit Infrastructure West Co., di Fairfield, California (ibu pejabat).

Barat Daya

• Kiewit Infrastructure West Co., di Vancouver, WA (kantor pusat)
• Kiewit Infrastructure West Co., di Anchorage, Alaska
• Kiewit Infrastructure West Co., di Poway, California
• Kiewit Infrastructure West Co., di Honolulu, Hawaii
• Kiewit Infrastructure West Co., di Renton, Washington

Kiewit Bridge and Marine

• Kiewit Infrastructure West Co., di Vancouver, Washington
• Kiewit Infrastructure West Co., di Federal Way, Washington

Barat Laut

• Kiewit Western Co., di Phoenix, Arizona
• Kiewit Western Co., di Salt Lake City, Utah

Tenggara

• Kiewit Infrastructure South Co., di Peachtree City, Georgia
• Kiewit Infrastructure South Co., di Sunrise, Florida
• Kiewit Infrastructure South Co., Tampa, Florida

California Selatan

• Kiewit Infrastructure West Co., di Santa Fe Springs, California

Selatan Tengah

• Kiewit Texas Construction L.P., di Fort Worth, Texas
• Kiewit Louisiana Co., di New Orleans, Louisiana

Bawah Tengah

• Kiewit Construction Company, di Omaha, Nebraska

Kanada Barat

• Peter Kiewit Sons Co., di Vancouver, British Columbia