BUILDING A STRONG WORKFORCE

Advertising and Business

Owner

MDU RESOURCES GROUP, INC.

—

Building Construction and Repair and 2 other

Owner

MDU RESOURCES GROUP, INC.

Dec 14, 2021
MDU CONSTRUCTION SERVICES GROUP

Building Construction and Repair and 2 other

Owner

MDU RESOURCES GROUP, INC.

Dec 14, 2021
MDU CONSTRUCTION SERVICES GROUP

Building Construction and Repair and 2 other

Owner

MDU RESOURCES GROUP, INC.

Dec 14, 2021
CONSTRUCTION ADVANCED

Metal Goods and 7 others

Owner

MDU RESOURCES GROUP, INC.

Jan 11, 2022
POWERING A STRONG AMERICA

Building Construction and Repair

Owner

MDU RESOURCES GROUP, INC.

Aug 20, 2019
OEG

Building Construction and Repair

Owner

MDU RESOURCES GROUP, INC.

Dec 4, 2018
WBI ENERGY

Advertising and Business and 5 others

Owner

MDU RESOURCES GROUP, INC.

Feb 19, 2013
COMMITTED TO ZERO

Paper Goods and Printed Matter and 2 other

Owner

MDU RESOURCES GROUP, INC.

Oct 4, 2011
BITTER CREEK

Advertising and Business and 4 others

Owner

MDU RESOURCES GROUP, INC.

Aug 2, 2011
AQUIFIRST

Transportation and storage and 2 other

Owner

MDU RESOURCES GROUP, INC.

—
THE BUSINESS PIPELINE

Advertising and Business

Owner

MDU RESOURCES GROUP, INC.

Dec 6, 2005
THE LIQUIDATOR

Machinery

Owner

MDU RESOURCES GROUP, INC.

Jul 13, 2004
QUALITY SERVICES NATURALLY

Advertising and Business and 3 others

Owner

MDU RESOURCES GROUP, INC.

—
GP GREAT PLAINS NATURAL GAS CO.

Advertising and Business and 3 others

Owner

MDU RESOURCES GROUP, INC.

Jun 24, 2003
IN THE COMMUNITY TO SERVE

Building Construction and Repair

Owner

MDU RESOURCES GROUP, INC.

Nov 12, 2002
GREAT PLAINS NATURAL GAS CO.

Advertising and Business and 3 others

Owner

MDU RESOURCES GROUP, INC.

Oct 22, 2002

Advertising and Business and 2 other

Owner

MDU RESOURCES GROUP, INC.

May 20, 2003
DYNAMAX

Advertising and Business and 2 other

Owner

MDU RESOURCES GROUP, INC.

Jun 3, 2003
IN THE COMMUNITY TO SERVE

Transportation and storage

Owner

MDU RESOURCES GROUP, INC.

Dec 25, 2001
INTENSION

Metal Goods and 2 other

Owner

MDU RESOURCES GROUP, INC.

Mar 25, 2003
OREGON ELECTRIC GROUP

Building Construction and Repair

Owner

MDU RESOURCES GROUP, INC.

Oct 26, 2010
COMMITTED TO ZERO

Paper Goods and Printed Matter and 2 other

Owner

MDU RESOURCES GROUP, INC.

Sep 8, 2009
CASCADE NATURAL GAS CORPORATION

Advertising and Business

Owner

MDU RESOURCES GROUP, INC.

Nov 2, 2004