• GTRE Commercial - Valuation & Advisory Services

    value • data • experience • investment

  • GTRE Commercial.

    Full Service. Fully Prepared.

    Our Work

    GTRE Commercial works with a wide variety of clients, from large commercial companies to smaller interests in need of expertise.

    Our Mission

    We seek to meet your needs in a timely, professional and economical way. These three things together create the value and confidence in the GTRE Commercial name.

    Not Just Commercial

    In addition to commercial appraisals, we handle residential appraisals, litigation appraisals, fair value, expert witness testimony, advisory, feasibility, market studies, and consulting.

    Our Team

    Familiar faces in Valuation and Advisory.

  • GTRE Commercial. 

    Company Profile

    GTRE Commercial brings over 100 combined years of real estate expertise to the table offering a wide variety of abilities including commercial appraisals, tax abatement, eminent domain, partial interest ownership, expert witness testimony, litigation support, feasibility studies, real estate value consulting, and other related work. The depth of our appraisal team spans from traditional commercial and residential real estate to special use properties such as churches, schools, gravel pits, hospitals, golf courses, subdivisions, homeless shelters, and airports.

     

    With three Appraisal Institute MAI members among the team, the depth of experience offered is far-reaching. Since data is the lifeblood of any high-quality appraisal report, we maintain our own database. This brings accuracy to the process that is sometimes overlooked elsewhere.

     

    We are proud to maintain good standing with industry licensure, professional organizations and membership subscriptions which keep us well versed and current, contributing to high-quality real estate valuations.

     

    In addition to highly qualified and experienced staff, our clients benefit from the collaboration among team members. This brings a collegial effect to the unbiased insight and detail of the work we do, resulting in a high-quality product and satisfied clients.

     

    The people who work at GTRE Commercial understand real estate. They even have great enthusiasm in real estate as they own, operate and acquire investment properties.

     

    Work with Us

    When you hire us for your valuation needs, you are assured to have the highest qualified professional appraiser studying, analyzing and presenting your project to give you the confidence of a job well done. 

  • Services

    At GTRE Commercial, we have assembled a diverse team of talented appraisers that can handle your needs, such as:

    Appraisal / Valuation

    Legal / Business / Finance

    • Attorney and Litigation Support
    • Expert Witness Testimony
    • Property Assessment - Tax Valuations 
    • Partnership and Business Dissolution 
    • Estate / Trust Planning 
    • Marriage Dissolution 
    • Tax Reporting / Tax Abatement
    • Partial Interest Ownership
    • Investment Analysis 
    • Acquisition / Disposition 
    • Rent Comparability Studies 
    • Appraisal / Valuation 
    • Eminent Domain 
    • Partial Interest Valuation 
    • Financial Feasibilities
    Commercial Appraisals

    Property

    • Office / Warehouse
    • Industrial Buildings
    • Commercial Buildings (i.e. Retail, Office, Service)
    • Retail and Shopping Centers
    • Restaurants
    • Multi-family / Condominiums 
    • Mortgage Financing 
    • Residential Subdivisions
    • Special Use
    Commercial Development

    Land

    • Commercial Development
    • Ground Lease Valuation
    • Recreational 
    • Vacant Land 
    • Property Rights 
    • Consulting (Feasibility Analysis, Buy/Sell, Lease/Buy, Highest and Best Use, Market Study)

    Who We Work With

    Brokers / Leasing Agents

    Lenders / Investors

    Asset Managers

    Buyers, Sellers and Owners

    Developers

    Lawyers

    Private Individuals

    Trust Departments

    Government Entities

    Accountants

    Realtors

    We service the Twin Cities, and also outstate Minnesota as well as North Dakota, South Dakota, Iowa, Wisconsin, and Nebraska.

  • Our Team.

    GTRE Commercial: A new name with familiar faces in Valuation and Advisory.

    Gordon Tuchenhagen, MAI

    Principal and Co-Founder,

    GTRE Commercial

    Valuation & Advisory Services

     

    Past projects encompass a wide variety of property types including office, retail, industrial, multifamily, hotel/motel, convenience store, medical office, restaurant, corridors, partial interest, and other special purpose properties located both locally and internationally.

     

    O: 952-491-4061

    C: 612-418-4059

    gordon.tuchenhagen@gtrevas.com

     

    See Gordon's Full Bio

     

     Tad S. Marinac, MAI

    Principal and Co-Founder,

    GTRE Commercial

    Valuation & Advisory Services

     

    Appraisal experience has been in the fee preparation of real estate appraisals, feasibility studies, rent analyses and market studies of commercial, industrial, multifamily residential and special use properties.

     

    O: 952-491-4062

    C: 952-994-0319

    tad.marinac@gtrevas.com

     

    See Tad's Full Bio

     

     

    Kara Olson

     

    Principal,

    GTRE Commercial

    Valuation & Advisory Services

     

     

    Ms. Olson has experience providing real estate appraisals, consultations, and litigation support for financial institutions, developers, individual and corporate property owners and attorneys.

     

    O: 952-491-4063

    C: 612-845-3365

    kara.olson@gtrevas.com

     

    See Kara's Full Bio

    Gregory S. Hewitt, MAI

    Principal,

    GTRE Commercial

    Valuation & Advisory Services

     

     

    20 Years of commercial real estate experience including analysis, underwriting, acquisitions, leasing, and appraising a range of property types including office, retail, industrial, self-storage, multi-family, net lease, and special uses.

     

    O: 952-491-4066

    C: 612-940-9097

    greg.hewitt@gtrevas.com

     

    See Greg's Full Bio

    Jason Oberhamer

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

    Mr. Oberhamer has 11 years of finance and real estate experience that transfers directly to his appraisal work. His focus with GTRE is with multifamily residential projects.

    Prior to appraisal work, Mr. Oberhamer was a financial analyst and trader managing financial instruments and real estate holdings.

     

    O: 952-491-4064

    C: 612-832-0965

     jason.oberhamer@gtrevas.com

     

    See Jason's Full Bio

    Alyssa Ruis

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

    Ms. Ruis has provided real estate appraisals for a variety of property types including industrial, office, market-rate multifamily, and vacant land. She has over five years of appraisal experience within the Twin Cities Metropolitan area.

     

    O: 952-491-4069

    alyssa.ruis@gtrevas.com

     

    See Alyssa's Full Bio

    Alex Pope

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

    Mr. Pope has been with GTRE for three years including internship, research, and appraisal work.

     

    O: 952-491-4065

    alex.pope@gtrevas.com

     

    See Alex's Full Bio

    Alex Oldefendt

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

    Mr. Oldefendt is an associate with over 10 years of real estate experience within the Twin Cities metropolitan area and Western Wisconsin.

     

    O: 952-491-4067

    C: 651-328-4298

     

    See Alex's Full Bio

    Matt DeVriendt

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

    Mr. DeVriendt is an associate with over 10 years of real estate involvement appraising, managing, and investing in real estate.

     

    O: 952-855-8890

    C: 612-418-8683

     

    See Matt's Full Bio

    Lisa Marinac

    Residential Associate,

    GTRE Commercial

    Valuation & Advisory Services

    Ms. Marinac is a Residential Associate of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. She has over 10 years of real estate involvement appraising, managing, and investing in real estate.

     

    O: 952-491-4062

    C: 612-703-1307

     

    See Lisa's Full Bio

  • Contact Us

    6975 Washington Ave. S. Suite 205, Edina, MN 55439

  • Professional Profiles:

    Our team. In depth.

  • Professional Profile:

    Gordon Tuchenhagen, MAI

    Principal and Co-Founder,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952.491.4061

    C: 612.418.4059

    gordon.tuchenhagen@gtrevas.com

     

    Mr. Tuchenhagen is a Principal and Co-Founder of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. He has over 23 years of real estate and appraisal experience.

     

    Appraisal experience has been in the fee preparation of real estate appraisals, feasibility studies, rent analyses and market studies of commercial, industrial, multifamily residential and special use properties.

     

    Past projects encompass a wide variety of property types including office, retail, industrial, multifamily, restaurant, corridors, partial interest, tax appeal, eminent domain, hotel/motel, convenience store, medical office, and other special purpose properties located both locally and internationally. Geographic focus is in the Twin Cities metropolitan area, however Mr. Tuchenhagen has significant experience throughout Minnesota, the upper Midwest as well as nationally.

     

    Mr. Tuchenhagen is also owner and founder of a commercial real estate valuation database platform. As well, he oversees ongoing development, investment and management of residential income properties.

     

    Education

     

    Bachelor of Science, Business Finance, University of Minnesota, Carlson School of Management, Minneapolis

     

    Mini Master of Real Estate Development, Center for Business Excellence, University of St. Thomas, Minneapolis

     

    Licenses/Certifications

    • Certified General Real Property Appraiser: State of Minnesota
      (No. 20090481)

    • State Certified General Appraiser: State of South Dakota (No.1046CG)

    • General Real Property Appraiser: State of Iowa (No.CG03314)

    Professional

    • Appraisal Institute – Designated Member (MAI)

    • City of Edina, Board of Appeal and Equalization (2007-2013)

    Experience

     

    2015-current

    Principal/Managing Partner, GTRE Commercial, LLC, Edina

     

    2009-current

    Owner, Tuchenhagen Property Holdings, Edina

     

    2002-2015

    Vice President/Senior Real Estate Analyst, CBRE, Minneapolis

     

    1997-2002

    Senior Associate Appraiser, Nicollet Partners, Inc., Minneapolis

     

    1992-1996

    Associate Appraiser, Doggett & Kowalchuk, Thunder Bay, ON

  • Professional Profile:

    Tad S. Marinac, MAI

    Principal and Co-Founder,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4062

    C: 952-994-0319

    tad.marinac@gtrevas.com

     

    Mr. Marinac is a Principal and Co-Founder of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. He has over 22 years of real estate and financial management experience.

     

    Appraisal experience has been in the preparation of real estate appraisals, feasibility studies, rent analyses, and market studies of commercial, industrial, multifamily residential and special use properties. Primary geographical focus is in the Twin Cities metropolitan area, however Mr. Marinac has significant experience throughout Minnesota, the upper Midwest as well as nationally.

    Residential real estate experience includes the preparation of over 1,000 appraisal reports including single family, townhome, condominium, subdivisions, and land valuation.

     

    Mr. Marinac also serves as an appointed Commissioner on the Minneapolis Board of Equalization regarding real property tax petitions and has served as an appointed Commissioner for Hennepin County.

     

    Education

     

    Bachelor of Liberal Arts, Gustavus Adolphus College, St. Peter, MN

     

    Bachelor of Science, Winona State University, Winona, MN

     

    Licenses/Certifications

    • Certified General Real Property Appraiser: State of Minnesota (No. 20189751)

    • State Certified General Appraiser: State of North Dakota (No. CG-21505)

    Professional

    • Appraisal Institute – Designated Member (MAI)

    • Appointed Commissioner – Minneapolis Board of Equalization (2007-current)

    • Appointed Commissioner-Hennepin County

    • Board of Directors – Lake Community Bank

    • Board of Directors – Appraisal Institute, Northstar Chapter

    Experience

     

    2015-current

    Principal and co-founder, GTRE Commercial, LLC, Edina
     

    2005-current

    Principal, Nokomis Appraisals, Minneapolis

     

    2005-2015
    First Vice President, Senior Real Estate Analyst, CBRE, Inc.

     

    2003-2004
    Appraiser, Colliers Turley Martin Tucker, Minneapolis

     

    1999-2003
    Associate Appraiser, Nicollet Partners, Minneapolis

     

    1995-1999
    Sales Consultant, Colorspan Corporation, Eden Prairie

     

    1993-1995
    Branch Manager, TransAmerica Financial, Minneapolis

  • Professional Profile:

    Kara Olson

    Principal,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4063

    C: 612-845-3365

    kara.olson@gtrevas.com

     

    Ms. Olson is a Principal and Co-Founder of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. She has over 10 years of real estate involvement in appraising and investing.

     

    Ms. Olson has experience providing real estate appraisals, market rent studies, consultations, and litigation support for financial institutions, developers, individual and corporate property owners and attorneys. Her appraisal knowledge encompasses a wide variety of property types including low income housing and market rate multifamily residential, retail, hotel/motels, mobile home parks, office, industrial, net-leased investments, medical office buildings, restaurants, residential subdivisions and other special purpose properties.

     

    Assignments have focused in the Minneapolis/St. Paul metropolitan area, the St. Cloud area, and the Fargo/Moorhead area. However, they span the states of Minnesota, North Dakota, South Dakota, Wisconsin, Iowa and Nebraska.

     

    Education

     

    Bachelor of Science, Real Estate, St. Cloud State University, St. Cloud, MN

     

    Licenses/Certifications

    • Certified General Real Property Appraiser: State of Minnesota (No. 20517372)

    • Certified General Real Property Appraiser: State of North Dakota (No. CG-21386)

    • Certified General Real Property Appraiser: State of Wisconsin (No. 1946-10)

    • Resident Real Estate Salesperson: State of Minnesota (No.40161913)

    Professional

    • Appraisal Institute – Candidate for Designation

    • Minnesota Commercial Real Estate Women - Member

    • St. Cloud State Real Estate Alumni Association - Member

    • Minneapolis Area Association of REALTORS - Member

    Experience

     

    2015-current

    Principal/Co-founder, GTRE Commercial LLC, Edina

     

    2006-2015

    Senior Real Estate Analyst, CBRE, Inc., Minneapolis

     

    2005-2006

    Staff Appraiser, Rating, Inc., Eden Prairie

     

    2004-2005

    Insurance Servicing, Glaser Financial Group, St. Paul

  • Professional Profile:

    Gregory S. Hewitt, MAI

    Principal,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4066

    C: 612-940-9097

    greg.hewitt@gtrevas.com

     

    Mr. Hewitt has over 20 years of commercial real estate involvement. His significant experience has been in the preparation of real estate appraisals, fair value analyses, and market studies of commercial properties. Past projects encompass a wide variety of property types including office, retail, industrial, multi-family, restaurant, net lease, and special purpose properties. Extensive skill has been attained in office and retail properties.

     

    Prior to appraisal, Mr. Hewitt represented landlords, advised tenants, underwrote mortgages, analyzed acquisitions and assisted in dispositions, all of which add depth and value to his appraisal work.

     

    Mr. Hewitt’s geographic focus is in Minnesota and the Twin Cities metropolitan area. However, Mr. Hewitt has experience in the upper Midwest as well as nationally.

     

    Education

     

    Bachelor of Science, Finance and Management Information Systems, Iowa State University, Ames, Iowa

     

    Licenses/Certifications

    • Certified General Real Property Appraiser: State of Minnesota (No. 20376876)

    • Minnesota Licensed Real Estate Agent (License No. 20236233)

    Professional

    • Appraisal Institute – Designated Member (MAI)

    • National Association of REALTORS

     Experience


    2015-current
    Principal, GTRE Commercial, LLC

     

    2002-2015

    Vice President, Valuation Advisory Services, CBRE, Inc.

     

    2000-2002

    Associate, Office Leasing, CB Richard Ellis

     

    1998-2000

    Real Estate Analyst, Principal Capital Management

     

  • Professional Profile:

    Jason Oberhamer

    Associate,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4064

    C: 612-832-0965

    jason.oberhamer@gtrevas.com

     

    Mr. Oberhamer has 11 years of finance and real estate experience that transfers directly to his appraisal work. His focus with GTRE is with multifamily residential projects.

     

    Prior to appraisal work, Mr. Oberhamer was a financial analyst and trader managing financial instruments and real estate holdings. He also owned and operated a residential property management company.

     

    Assignments have focused in the Minneapolis St. Paul metropolitan area, however, they span throughout the state of Minnesota.

     

    Education

     

    Bachelor of Liberal Arts, Economics Major in Finance and Management,

    Gustavus Adolphus College, St. Peter, MN

     

    Licenses/Certifications

    • Trainee, General Real Property Appraiser: State of Minnesota (No. 40315841)

    Professional

    • Appraisal Institute – Associate Member

    Experience

     

    2015-current

    Associate, GTRE Commercial, LLC, Edina

     

    2008-2015

    President, Cities Home Rentals, Inc., Minneapolis

     

    2004-2008

    Analyst/Trader, Harvester Investments, LLC, Minneapolis

     

    2000-2004

    Operations Manager, Wells Fargo Investments, LLC

  • Professional Profile:

    Alyssa Ruis

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4069

    C: 320-491-8268

     

     

    Ms. Ruis is an associate of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. She has over 5 years of appraisal experience within the Twin Cities Metropolitan area. Ms. Ruis has experience providing real estate appraisals with a variety of property types including industrial, office, market-rate multifamily residential, and vacant land. While a student, Ms. Ruis was active with the St. Cloud State Real Estate Association holding several leadership positions and participating in the NAIOP University Challenge.

     

    Education

     

    Bachelor of Science, Business Degree with a Major in Real Estate, St. Cloud State University

     

    Licenses/Certifications

    • Trainee, General Real Property Appraiser: State of Minnesota (No. 40295088)

    Professional
    • Appraisal Institute - Associate Member

     

    Experience

     

    2016-current

    Associate Appraiser, GTRE Commercial LLC, Edina

     

    2015-2016

    Commercial Appraiser, The Appraisal Group, Maple Grove

     

    2014-2015

    Appraiser, Diversified Real Estate Services, Minneapolis

     

    2012

    Intern, Diversified Real Estate Services, Minneapolis

     

    2011

    Receptionist, Coldwell Banker Burnet, St. Cloud

     

    2011

    Appraiser Intern, Hennepin County, Minneapolis

     

     

  • Professional Profile:

    Alex Pope

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4065

    C: 612-237-3439

     

    Mr. Pope is a Business Administration graduate of St. Cloud State University Real Estate program. During Summer 2016, Mr. Pope was an intern at GTRE Commercial helping with research projects. In the Fall 2016, he began full time as a Researcher for GTRE and researches property attributes, analyses information related to value, and assists the appraisers with a variety of assignments. In Fall 2017, he obtained his trainee’s license and is working towards his certified general designation.

     

    Education

     

    Bachelor of Science, Business Degree with a Major in Real Estate, St. Cloud State University

     

    Licenses/Certifications

    • Trainee, General Real Property Appraiser: State of Minnesota (No. 40532704)

    Professional
    • Appraisal Institute - Associate Member

     

    Experience

     

    2016-current

    Associate Appraiser, GTRE Commercial LLC, Edina

     

    2015

    Sales Rep/Tech Support, Marketsource, St. Cloud

     

    2014

    Events Assistant, Holiday Inn, St. Cloud

     

    2013

    Property Maintenance, Self Employed, Golden Valley

     

     

     

     

  • Professional Profile:

    Alex Oldefendt

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4067

    C: 651-328-4298

     

    Mr. Oldefendt is an associate of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. He has over 10 years of real estate experience within the Twin Cities metropolitan area and Western Wisconsin.

    Mr. Oldefendt has experience providing real estate valuations with a variety of residential property types including single family, townhome, condominium and 2-4 unit multi-family. Assignments have been primarily focused in the regional Minneapolis/St. Paul metropolitan area. Mr. Oldefendt is adding experience in various commercial property types and is working towards attaining Certified General Real Property Appraiser licensure.

     

    Education

     

    Bachelor of Science, Real Estate, St. Cloud State University, St. Cloud, MN

     

    Licenses/Certifications

    • Certified Residential Real Estate Appraiser: State of Minnesota (No. 40436993)

    • Residential Real Estate Salesperson; State of Minnesota (No.40122554)

     Professional

    • St. Paul Area Association of REALTORS - Member

    Experience

     

    2018-current

    Associate Appraiser, GTRE Commercial LLC, Edina

     

    2014-current

    Realtor, Keller Williams Integrity Realty, Roseville

     

    2015-2018

    Residential Appraiser, Appraisal Partners, Inc., Roseville

     

    2008-2014

    Realtor, Keller Williams Premier Realty, Woodbury

     

    2008-2014

    BPO Agent/Field Inspector, Olsen Real Estate Group, Woodbury

     

     

  • Professional Profile:

    Matt DeVriendt

    Associate Appraiser,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-855-8890

    C: 612-418-8683

     

    Mr. DeVriendt is an associate of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. He has over 10 years of real estate involvement appraising, managing, and investing in real estate. Matthew has experience providing real estate valuations with a variety of residential property types including single family, townhome, condominium and 2-4 unit multi-family. Assignments have been primarily focused in the regional Minneapolis/St. Paul metropolitan area.

     

    Education

     

    Bachelor of Science, Business, Saint Mary’s University of Minnesota

     

    Licenses/Certifications

    • Certified Residential Real Estate Appraiser: State of Minnesota (No. 40478995)

     Professional

    • · Minneapolis Area Association of REALTORS – Member

    Experience

     

    2019-current

    Associate Appraiser, GTRE Commercial LLC, Edina

     

    2009-current

    Owner/Operator, Residential Investment Property

     

    2016-2019

    Residential Appraiser, Appraisal Partners, Inc., Roseville

     

    2013-2018

    Vice President/Owner, Berry Blast Yogurt, Inc.

     

    2011-2014

    President/Owner, McCauley & DeVriendt Properties, LLC

     

     

     

  • Professional Profile:

    Lisa Marinac

    Residential Associate,

    GTRE Commercial

    Valuation & Advisory Services

     

    O: 952-491-4062

    C: 612-703-1307

     

    Ms. Marinac is a Residential Associate of GTRE Commercial Valuation & Advisory Services, based in Edina, Minnesota. She has over 10 years of real estate involvement appraising, managing, and investing in real estate. She also holds a real estate broker’s license and works with buyers and sellers in the Twin Cities area.

     

    Appraisal experience has been in the fee preparation of real estate appraisals, feasibility studies, rent analyses and market studies of single family, townhome, condominium, hobby farm, and 2-4 unit residential properties.

     

    Assignments have focused in the nine county Minneapolis St. Paul metropolitan area, and the Superior, Wisconsin area; however, they span the state of Minnesota.

     

    Education

     

    Bachelor of Arts, Biology & Psychology, Gustavus Adolphus College, St. Peter, MN

     

    Licenses/Certifications

    • Certified Residential Real Estate Appraiser: State of Minnesota (No. 20432398)

    • Real Estate Broker; State of Minnesota (No.40363254)

     Professional

    • Minneapolis Area Association of REALTORS - Member

    Experience

     

    2015-current

    Residential Associate, GTRE Commercial LLC, Edina

     

    2003-current

    Principal, Nokomis Appraisals, Minneapolis

     

    2004-current

    Owner/Operator, residential and industrial investment properties

     

    2014-current

    Broker/Owner, Keys Realty, Minneapolis

     

    2006-2014

    Realtor, Century21/MarketLink Realty