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Theresa Tuengel is one of the most sought after real estate brokers in the Seattle and Bellevue region - for over two decades providing unsurpassed market knowledge, expertise, and trend spotting

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Investment Property


One of the most respected brokers among my peers in the Northwest, and one of the highest producers in Washington State and the nation

Let me show you how to make money without going to a seminar!

Market Knowledge, Expertise, and Access to an Extensive Range of Properties

I provide you with access to the most extensive and up-to-date range of properties through my extensive professional network and membership in three Multiple Listing Services

  • Commercial Brokers Association (CBA)
  • Northwest Multiple Listing Service (NWMLS)
  • LoopNet

Access to Comprehensive, Cutting Edge Resources and Information

As one of the most tech-savvy brokers, I use the full power
of the Internet to gather and assimilate information, spot trends, achieve optimum results, and save you time and money.

Seasoned Experience

As the owner of investment properties, I treat your goals as if they were my own — utilizing my own experiences to guide you through the process, and share my own knowledge and experiences in such areas as financing, tenant relations, land ownership, tax shelter options . . .

Step-by-Step Guidance

Depending upon your needs — as a seasoned investor or new investor — I guide you through all phases of the process — from property search, through negotiations, contracts, connections to up-to-date legal and financial resources, and post-closing move-in needs.






Accredited Buyer Representative

The Accredited Buyer Representative (ABR®) designation is the benchmark of excellence in buyer representation. This coveted designation is awarded by the Real Estate BUYER’S AGENT Council (REBAC) of the National Association of REALTORS®. to real estate practitioners who meet the specified educational and practical experience criteria.


Theresa Tuengel specializes in Multi-Family Properties, Office Buildings, and Land in King County, Snohomish County, Seattle, Bellevue, Kirkland, Redmond, Woodinville, Mercer Island, Newcastle, Issaquah, Sammamish, Edmonds, Mukilteo, Everett, and the Puget Sound Eastside

Access to the most extensive range of properties in
the Northwest

Property Search

Explore on Your Own

Then contact me with the
8-digit MLS numbers of
homes that interest
you or you want to see.

You can choose
a wide range of search preferences and create a Property Portfolio.

Your Information is Confidential
I Will Search for You

I will find a range of properties that match
your criteria.
Call me today
Or click the button
to email me your contact information.

” I know many agents in the industry and chose you for many reasons.For as long as I have worked with you, your deals always close and always close on time. You are professional, honest, hardworking and tenacious. I hope that you remain in the industry for a long time to help other people realize the American Dream. Thanks again for all that you do. ”

– R. Gaffney
Real Estate professional

“Your honesty in all regards was refreshing and much appreciated. We appreciate your attention to detail, great listening skills, and commitment. Thank you, Theresa, for making our vision a reality. ”

— K. and J. Robinson,
Snohomish County