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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Get a positive, helpful partner for buying or selling a home:

Trusted resource for answers about the process

Innovative marketing strategies

Expertise about neighborhood features

Ability to target home searches

Strong negotiation skills

Support through the closing and beyond

Recent Sales

Featured picture for the property 26006649

$675,000

Dardenne Prairie, MO

beds

baths

Featured picture for the property 25030311

$439,900

OFallon, MO

beds

baths

Featured picture for the property 24048850

$225,000

St Charles, MO

beds

baths

Featured picture for the property 24017555

$349,000

Dardenne Prairie, MO

beds

baths

View More Sales

Mark is a true professional. He will listen to Your wants and needs, and help You find the house YOU are looking for. We are pretty busy people with 4 kids under 12, and My husband has a demanding job, and Mark just got this right off the bat. This was Our third home purchase, so We had done this before, but needed a “refresher course” as it was ten years ago. Mark …

-Jacqueline Kutz, Client

Mark was awesome! I was a first time home buyer and he made the process easier by far! I had no idea at the beginning how much went into buying a home. Mark talked me through everything. He gave a ton of reassurance. He is always so positive and flexible. The market moves quick and Mark was on top of it, all the time with listings and getting in showings. I …

-Nicole Barron, Client

Mark was a referred agent and helpful from start to finish. He was direct and available whenever communication was needed. Overall quick selling process, knowledgeable, and had my best interest. Would recommend and use in the future. Thanks, Mark!

-Julia Baumann, Client

Mark is an amazing agent! He made the process of buying a home as stress free as possible. He was there with me every step of the way and understood what I was looking for.

-Sydney Davis, Client

Mark is fabulous! Very knowledgeable, polite and most of all sold my house in a matter of days. Mark handled all the details and made sure I was prepared. It was a huge relief having him take care of all the paperwork that goes along with selling a home.

-Lynese Hoffman, 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 6, 2026 11:26:pm. 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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