Garrett WarnerManaging Director
Wisconsin Appraisal Services, Inc.
(262) 439-4470

How Can I Help?


  • Feasibility analysis
  • Market supply and demand studies
  • Market rent studies



  • Business planning and consulting
  • Right-of-way valuation and review
  • Site selection studies
  • Appraisal review



  • Tax appeal consulting and review
  • Insurance appraisals
  • Charitable gift valuations
  • Estate tax planning appraisals
  • Condemnation appraisals
  • Litigation support


More About Garrett

Garrett Warner, MAI is both a Certified General Appraiser in the State of Wisconsin and an MAI designated member with the Appraisal Institute. Garrett earned his Bachelor of Business Administration from the University of Wisconsin – Milwaukee, graduating magna cum laude. He is Six Sigma Greenbelt certified and completed the Analytics for Valuation Professional Development program.

Garrett specializes in the analysis and valuation of commercial properties throughout Wisconsin. He brings a well-established reputation for quality to clients and is recognized for his ability to resolve both simple and complex valuation issues in an objective and impartial manner. There is no “One Size Fits All” approach in the commercial real estate industry and, therefore, he provides solutions and custom-tailored reports to fit your needs.

Garrett is currently the 2019 President of the Wisconsin Chapter of the Appraisal Institute and has served on the Board of Directors in several capacities since 2016.

More About MAI

As described by the Appraisal Institute, to hold the MAI designation with the Appraisal Institute, an individual must have good moral character, be a Certified General Real Property Appraiser, hold a bachelor’s degree or higher, meet standards and ethics requirements, pass rigorous education requirements, pass a final comprehensive examination, receive credit for specialized experience that meets strict criteria, and receive credit for the demonstration of knowledge requirement.

MAI-designated members have the necessary commercial property valuation experience and knowledge to produce a valuation that ensures confidence. MAI-designated members agree to adhere to the Appraisal Institute Code of Professional Ethics and Standards of Professional Appraisal Practice, underscoring a commitment to sound and ethical professional practice.

The completion of continuing education requirements assures that MAI-designated members remain informed on trends and changes pertaining to real property valuation, enabling them to provide valuations that reflect the latest in professional practice.

The MAI designation has long been recognized by courts of law, government agencies, financial institutions, and investors as a mark of excellence in the field of real estate valuation and analysis.