1974

Bell Electrical Contractors in St. Louis is founded.


1967

Capital Electric Line Builders in Riverside, Missouri, is founded.


ESI Logo

1966

E.S.I., Inc., is founded in Ohio.


Loy Clark Circa 1940

1957

Loy Clark Pipeline Co. is founded. It was the first pipeline construction company in Oregon and had just 12 employees. Capital Electric Construction Co. is also founded in 1957 in Kansas City, Missouri.


OEG logo

1947

Oregon Electric Group, now known as O​EG, Inc., in Portland, Oregon, is founded. Today, it is one of the largest electrical contracting companies in the Northwest.


Baseball

1935

Major league baseball played its first night game at Cincinnati’s Crosley Field. Wagner-Smith, today part of MDU Construction Services Group, installed the stadium lights. President Franklin Roosevelt flipped the switch to turn on the lights by remote from the White House.


MDU historical

1924

MDU Construction Services Group’s parent company was founded in 1924 as a small electric utility serving a handful of farm communities on the border of Montana and North Dakota.


Wagner-Smith

1917

Wagner-Smith Equipment Co., as it is known today, got its start in 1917 as The Charles M. Kelso Company.