Our goal is to be our clients' first choice... always.

Since 1991, REI Engineering has been recognized in the Midwest as a team of innovative, inspired professionals who consistently exceed client expectations in the following areas:

  • Civil Engineering
  • Land Planning and Surveying
  • Environmental Consulting
  • Safety Consulting
  • Construction Engineering
  • Emergency Response

We deliver dynamic solutions with a real commitment to staying on time and within budget. REI is known for quick responsiveness, excellent customer service and client satisfaction. We were recognized by our peers in 2002 by earning the Wausau Region Chamber of Commerce Small Business of the Year award.

Our goal is to be our clients' first choice... always.

REI In The News
Experts Speak at WI Safety Council Convention
Environmental and safety experts Jason Christopherson and Ken Lassa, both team members of the REI Environmental and Safety team of Wausau, were chosen to educate participants on “Chemical Spill Response” at the Wisconsin Safety Council (WSC) annual state safety conference. more
REI Shares Seeds to Recognize Earth Day
In recognition of Earth Day, REI Engineering, Inc. is distributing seeds to Marathon County area students and community members. REI’s goal is to give out 500 packets of seeds. To accomplish this goal, REI is asking its team members’ children to give the seeds to their classmates. more
High School Students get hands on experience at REI
On Wednesday, April 16th, students from Mosinee and other local High Schools will visit REI Engineering, Inc. as part of the Careers in Action (CIA) Day. more