Loeffler Construction & Consulting has decades of experience living up to our motto: Integrity Built. It serves as a solid foundation for each one of our planning, construction, and consulting services, and it’s reflected in each member of our smart, experienced, and hardworking team.

That’s why our clients put their trust in us — something we never take for granted. We seek out the “win-win” in every opportunity, executing successful, large-scale projects in nearly all market segments around the nation. Be it a historic renovation, new construction, or green building solution, our focus rests squarely on the client.

We make it our mission to understand the client’s goals, both short- and long-term. Understanding the objectives allows us to navigate the often-complicated path from concept to completion. It’s the reason we enjoy a long-standing history of developing creative solutions for the most challenging of projects, schedules, and budgets.

Loeffler is committed to offering the personalized service of a small firm with all the capabilities, quality assurances, and cost-effective solutions of a large national chain.


Humble – Practicing open communication and accepting all feedback, seeking collaboration with others, praising others without hesitation, gladly sharing credit for team accomplishments, owning up to mistakes, and readily acknowledging weaknesses.

Ethical – Always doing the right thing for our clients, staff, and community, even if it means taking the harder approach or a less desirable outcome.

Hungry – Displaying a passion for the industry and an entrepreneurial spirit, going above and beyond what is required of one’s own job, stretching one’s comfort zone and seeking to expand knowledge, taking initiative to constantly secure personal workload and that of others.

Smart – Seeking to make continuous improvements to standard practices or processes, aware of how words or actions impact others on the team, able to adjust behavior or work style to fit team or clients’ needs, finding solutions that have a positive impact on our clients, communities, and coworkers’ lives. Become an expert in your field.



With a client and community focus, our work will be guided by a foundation of authentic values and commitments to being: Ethical, Hungry, Humble, and Smart. We strive to make a genuine impact with our Integrity Built approach.



Doug and Tammy Loeffler started the firm in their home basement during the 2010 recession. Shortly after establishing the company in April 2010, they started adding staff.

In January of 2011, against incredible odds, Loeffler secured a large data center project and secured renovation work at the University of Minnesota that provided a healthy backlog and the start of growth and profitability that continues to this day.

Since its founding, Loeffler is proud to have won the following prestigious awards:

  • 2023 Award of Excellence – Renovation, Expansion or Tenant Improvement, Lakeville Area Schools Blanchard Aquatic Center, Minnesota Construction Association 
  • 2022 Top Project – Lakeville Area Schools Blanchard Aquatic Center, Finance & Commerce
  • 2022 Choice Award – Mino-bimaadiziwin Apartments, Minnesota Construction Association
  • 2021 Affordable Housing Award – Mino-bimaadiziwin Apartments, Minnesota REjournal
  • 2021 Meritorious Achievement Award in Occupational Safety – Minnesota Safety Council
  • 2020 Top Project – Mino-bimaadiziwin Apartments, Finance & Commerce
  • 2019 Construction Professional of the Year, Ben Nordquist – Minnesota Subcontractors Association
  • 2018 General Contractor of the Year – University of Minnesota’s Office for Business & Community Economic Development
  • 2017 MCA Project of the Year, “New Project Under $15 Million” – Tashjian Bee Discovery & Pollinator Center, University of Minnesota Landscape Arboretum
  • 2016 Small Project of the Year – Construction Partnering Program, Anishinabe Bii Gii Wiin
  • 2015 T.O.P.S. Award – Minnesota Subcontractors Association
  • 2013 Stellar Award for the Small Business Supplier of the Year – University of Minnesota for our efforts in Diversity, Equity, & Inclusion


To learn more about Loeffler Construction & Consulting, as well as our full-service capabilities, contact us today.

Client Testimonial

"Loeffler Construction brought quality control, integrity and proven track record to our project. Their willingness to help achieve the goals of our project from budget, functionality and quality were in the forefront of their construction management. Loeffler Construction will deliver a quality project on time and at a fair price"

Liz Foster-Anderson, BESS LLC

August 6, 2019