Des Peres MO Homes and Real Estate - Coldwell Banker Gundaker Mark Gamache

Mark Gamache

Coldwell Banker Realty - Gundaker

636.236.7962

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Reviews on Zillow

"Mark Gamache is simply the very best agent EVER! He is knows his field, is prompt, honest, ethical and works very hard to have everything go just ... more "

5.0/5.0

by katgirl111

"Mark was very helpful and professional throughout our entire first-time home buying experience. He was timely in all our correspondence and provided ... more "

5.0/5.0

by jennifer vincent416

"We met Mark last year, he stuck with us until we found the right home for our needs! Very professional, knowledgeable and fun to be around. He ... more "

5.0/5.0

by zuser20170608164330610

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Trusted resource for answers about the process

Innovative marketing strategies

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Ability to target home searches

Strong negotiation skills

Support through the closing and beyond

Recent Sales

Featured picture for the property 26025828

$625,000

Unincorporated, MO

beds

baths

Featured picture for the property 25040825

$384,900

Ballwin, MO

beds

baths

Featured picture for the property 24048850

$225,000

St Charles, MO

beds

baths

Featured picture for the property 24040932

$309,989

Ballwin, MO

beds

baths

View More Sales

Mark was attentive and responsive to all of my needs. He went above and beyond for everything making the process move forward without any problems. There were several negotiations in my buying process and he handled them expertly.

-Christian Barnett, Client

I highly recommend Mark. He handled everything professionally from start to finish. His recommendations for getting the property ready to sell proved exactly what was needed for a quick sale. When there was a glitch with the buyers’ lender, he worked with the other agent to work through the challenge and complete the sale. His experience and knowledge proved invaluable …

-Jeanne Hamra, Client

We came across many hurdles in the sale of our property. Mark was right there, helping us get through it. Mark is very professional and knowledgable. From beginning to end, Marks works with you to get everything done efficiently.

-Heather Kartal, Client

A BIG "Thank You" goes out to my friend and Real Estate guru Mark Gamache for his excellent advice and service as our house sold in one day and above our asking price!!!! Can't get much better than that!!!!

-John Goggio, Client

Mark was extremely responsive at every phase of the process. Of special note is the amazing and persistent troubleshooting activities Mark performed relating to a technical difficulty (HOA insurance verification) encountered during the purchase of new residence which threatened to postpone closing day. Mark was very professional yet relentless in clearing the hurdles …

-Karen Harper, Client

Listings courtesy of Mid-America Regional Information Systems as distributed by MLS GRID. Based on information submitted to the MLS GRID as of Sep 28, 2026 10:25:am. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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Recent Sales

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