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Mark Gamache

Mark Gamache
Real Estate Agent
Saint Louis MO

(MO: 2015007240)

REALTOR® 2 Active Listings Serves Saint Louis County, MO
View on Realtor.com

Contact Information

Brokerage
Coldwell Banker Realty - Gundaker

Office Website
Office Address
1612 Mason Knoll Rd
Saint Louis, MO  63131-1219
(Saint Louis County)
Office Phone
314-965-3030
Office Fax
314-965-2858
Mobile
314-965-3030
Email
mark********@**********.com
Show Email for $5

Service Areas

Des Peres: MO Warson Woods: MO Huntleigh: MO Westwood: MO Frontenac: MO Country Life Acres: MO Crystal Lake Park: MO Town and Country: MO Sunset Hills: MO Glendale: MO Kirkwood: MO Valley Park: MO Oakland: MO Crestwood: MO Manchester: MO Ellisville: MO Winchester: MO Ballwin: MO Twin Oaks: MO Wildwood: MO Bella Villa: MO St. George: MO St. Louis: MO Mehlville: MO Lemay: MO Fenton: MO Sappington: MO Concord: MO Chesterfield: MO Clarkson Valley: MO

About Mark Gamache

### Service Areas and Specialties

Coldwell Banker Gundaker, a prominent real estate firm, boasts a network of over 2,000 sales associates across 25 offices. The company effectively serves more than 200 communities within St. Louis City and County, as well as St. Charles, Jefferson, Franklin, Warren, and Lincoln Counties, along with much of east-central Missouri. From the initial home search to financing, title insurance, and the final closing, Coldwell Banker Gundaker is your comprehensive resource for all real estate needs.

### Professional Experience

As the largest and most successful residential real estate firm in the St. Louis area, Coldwell Banker Gundaker operates under NRT LLC, the leading residential brokerage in the nation and a subsidiary of Realogy Corporation. Originally founded as the Ira E. Berry Company in 1939, Coldwell Banker has long been recognized as a pioneer in the St. Louis real estate market. Gundaker Realtors, established in 1968, has consistently ranked among the top ten independent real estate firms in the United States.

### Professional Education and Designations

- Bachelor of Science in Business from the University of Missouri-St. Louis
- Certified Public Accountant
- Over 30 years of experience in corporate tax departments and Big Four public accounting firms

### Personal Background

A native of St. Louis, the agent has lived in various areas, including North, South, and West County, and is currently a resident of Town & Country. With over 38 years of marriage and two adult children, they bring a personal touch to the real estate experience. For assistance with buying, selling, or relocating, reach out to Coldwell Banker Gundaker for the dedicated support you deserve.

Saint Louis County, MO Real Estate Market Analysis (Single Family Homes)

$396,987
Avg. Listing Price
From Mark's portfolio
3.2 / 2.3
Avg. Beds/Baths
Typical property size
1,944 sf
Avg. Square Footage
Interior living space
3350
Active Listings
Current inventory

Saint Louis County, Missouri represents one of the most dynamic and competitive real estate markets in the Midwest, with 7,497 total actively licensed agents serving a diverse array of communities from bustling suburban developments to historic neighborhoods. This substantial agent population reflects the county's economic vitality and the ongoing demand for both residential and commercial properties across its 508 square miles.

The market's complexity stems from Saint Louis County's unique position as Missouri's most populous county, encompassing everything from luxury estates in Ladue and Town and Country to affordable family homes in Florissant and Hazelwood. With all 7,497 agents maintaining current email addresses, the market demonstrates a high level of digital engagement and professional connectivity that facilitates rapid information flow and transaction coordination.

Major Saint Louis County, Missouri Real Estate Markets

The county's real estate landscape is anchored by several key metropolitan areas, with Clayton serving as the primary business district and attracting significant commercial investment. Suburban powerhouses like Chesterfield, Ballwin, and Kirkwood drive much of the residential activity, while emerging markets in Oakville and Sunset Hills are experiencing notable growth as buyers seek newer construction and modern amenities.

Geographic diversity creates distinct market segments, from the prestigious Central West End adjacent to Forest Park to the family-oriented communities of Crestwood and Webster Groves. The western corridor, including Wildwood and Ellisville, continues to expand with new developments, while established areas like University City and Richmond Heights offer unique urban-suburban hybrid appeal that attracts both young professionals and established families.

Market Dynamics and Geographic Complexity

Saint Louis County's real estate market operates with surprising resilience, benefiting from diverse economic drivers including healthcare, technology, and manufacturing sectors centered around major employers like BJC HealthCare and Express Scripts. The market shows distinct seasonal patterns, with spring and early summer driving peak activity, while the extensive agent network ensures consistent service availability throughout slower periods.

Price variations across the county can be dramatic, with luxury markets in Frontenac and Des Peres commanding premium prices, while areas like Berkeley and Jennings offer significant value opportunities. The Mississippi River influence and proximity to downtown Saint Louis create microclimates of demand, with waterfront and river-view properties in communities like Portage Des Sioux commanding unique market premiums.

Why Businesses Need Saint Louis County, Missouri Agent Contact Data

Financial services companies, mortgage lenders, and insurance providers can leverage the comprehensive email database of 7,497 agents to efficiently reach decision-makers who influence significant transaction volumes throughout the county. Real estate technology companies and service providers find this agent network particularly valuable for launching new products, as Saint Louis County agents typically embrace innovative tools that help them serve diverse client needs across varied price points.

Marketing and advertising agencies benefit from direct access to agents who understand local market nuances in communities ranging from Affton to Ferguson, enabling targeted campaigns that resonate with specific demographic segments. The complete email coverage ensures that outreach efforts can effectively penetrate all market sectors, from luxury specialists to first-time buyer experts, maximizing campaign effectiveness and ROI across this economically significant Missouri market.

Current Property Listings

As of 2/17/2026, Mark Gamache has 2 properties for sale in Saint Louis and surrounding areas.

$364,900

Listed 2026-02-14

13007 Autumn Fields Ct
Saint Louis, MO  63146

Beds: 3.0
Baths: 3.5
Sq Ft: 2,900
Lot: 4,530 sf
Townhomes Map
View Full Details

$294,900

Listed 2026-01-20

10310 Anzeiger Ave
Frontenac, MO  63131

Beds: 3.0
Baths: 1.5
Sq Ft: 1,332
Lot: 6,299 sf
Single Family Map
View Full Details

Current Property Rentals

Mark Gamache currently has no rental properties available in Saint Louis and surrounding areas. Check back later.