About Us

Widseth Smith Nolting is an engineering, architecture, land surveying and environmental services firm with eight offices in Minnesota and North Dakota and 200 employees. We design roads, bridges, water and wastewater systems, and buildings of all types. Our engineering practice includes civil, structural, mechanical and electrical engineers who work on a wide range of projects for public and private clients—from large-scale public works improvements to facility and site design for individual companies. Our land survey crews and environmental specialists work throughout the Midwest. Our architectural portfolio includes schools, clinics, senior living, retail, offices, factories, historic buildings and more. Together, this multi-discipline team provides our clients a complete package of services to lead their project from concept to completion. WSN was established in 1975.

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We Are Widseth Smith Nolting

This video provides a quick overview of who we are and what we do.  (2:26)


WSN roads. Enjoy the ride.

We have fun designing our projects, but we like to use them as well. Check out our IT Manager enjoying a night cruise on one of our award-winning roads.  (1:25)


Our Story

It all started in Crookston, MN. Richard Widseth, Howard Smith, and Donald Nolting joined forces and formed Widseth Smith Nolting on January 9, 1975. WSN started as an engineering consulting firm and since then has transformed into a multi-disciplined company with nearly 200 employees. This diversification has strengthened our firm and allows us to serve a wide range of clients. Our strength lies in our people; each employee brings unique talents and skills to our team. The timeline below provides a quick summary of our growth since 1975.

  • 1975 — Widseth Smith Nolting & Assoc., Inc., is incorporated
  • 1978 — Brainerd is added through acquisition of Dean Anderson
  • 1979 — Alexandria is added through acquisition of Hall Engineering
  • 1996 — Brainerd expands through acquisition of Meyer Donnay Architects
  • 1998 — Grand Forks opens
  • 1999 — Brainerd expands through acquisition of EDC Engineering
  • 1999 — Bemidji opens
  • 2008 — Rochester added through merger with QED Engineering
  • 2010 — Water resources services added through acquisition of JOR Engineering
  • 2012 — East Grand Forks is added through acquisition of FS Engineering
  • 2013 — Brainerd expands through acquisition of Architecture One
  • 2014 — Rochester expands through acquisition of Kane and Johnson Architects, Inc.
  • 2016 — Forest Lake added through acquisition of Hult & Hebeisen
  • 2016 — KBM Geospatial LLC added as a subsidiary of WSN
  • 2016 — Transmission & distribution design services added through acquisition of KBM, Inc.


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