Corporate Office:

(503) 234-9900

3200 NW Yeon Avenue, Portland, OR 97210

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© Copyright MDU Construction Resources Group, Inc.

Founded in 1947, OEG is one of the largest electrical contracting companies in the Pacific Northwest.

Culture at OEG

OEG Bridges

Long before it was a hot button topic, OEG has always made sure ours was a company where everyone felt welcome. Bridges is our way of linking support from corporate to job sites, leadership, and learning. We recognize the industry has room for improvement and OEG wants to be the leader in diversity, inclusion and belonging in our industry.


We know our job is never done when it comes to safety. As a matter of fact, it’s our number one Core Value. Because of this, we strive to provide our people with the tools, equipment, and working conditions that will help them do their work safely.

Our People

Our employees say working at OEG is like being part of a family. In the field and in the office, we work as a team to exceed our customers’ expectations every day.


Our customers say our employees are flexible, professional and committed. We believe those qualities are fostered through our company’s four critical success factors:

  • Safety first. Provide an industry-leading safe and healthy work environment, and continuously improve operational performance.
  • Customer satisfaction. Enhance total shareholder value by improving earnings and returns on invested capital while delivering the best construction value to our customers.
  • Employee satisfaction. Attract, develop, appropriately train, reward and retain a superior workforce.
  • Financial success. Dedicate ourselves to understanding and fulfilling our customers’ needs, becoming the preferred provider for services provided.


Check out our careers page to learn more about the OEG family.

Parent Company

OEG was purchased by MDU Construction Services Group in September 2001. The acquisition provided us with additional resources and financial strength.


MDU Construction Services Group is part of MDU Resources Group, which provides essential products and services through two lines of business: regulated energy delivery and construction materials and services. The company has been traded on the New York Stock Exchange since 1948 (NYSE: MDU).


MDU Construction Services Group has locations in 1​​​8 states and is licensed to operate in 4​​3 states. We work with our sister companies across the country to meet our clients’ needs, wherever they may be.