Office Profile
Find us on FacebookFind Us on Facebook

Areas Served

Wright City, Wildwood, Wentzville, Weldon Spring, Warrenton, Truesdale, Troy, St. Peters, St. Louis, St. Charles, St. Ann, Overland, O'Fallon, Lemay, Lake St Louis, Jennings, Innsbrook, Hazelwood, Florissant, Dardenne Prairie, Cottleville, Clayton, Chesterfield, Breckenridge Hills

St Charles County

2101 Bluestone Dr Ste 106
Saint CharlesMO  63303-6706
Phone (636) 946-7880
Fax (636) 946-0759
Mortgage (636) 946-7880
Charles Martoia
Contact Me
Lisa James
Assistant Branch Manager
View Our Listings
View Our Open Houses
Meet Our Sales Associates
Request a Home Valuation
Home Warranty
Real Estate Agent Opportunities
Map to Office

About Our Office:

Management You Can Trust

Chuck Martoia began selling real estate over 27 years ago. In 1995, Chuck began managing in the area he knew best, Saint Charles County. Chuck lives and works in Saint Charles County and knows your neighborhood. After personally relocating several times, Chuck directs his office to fill the relocation gaps that other companies often fail to fill.Local buyers and sellers also call for his expertise.With over 85 affiliated agents Chuck's office has been the #1 office in St Charles County for over 15 years.

We KNOW! Saint Charles Real Estate

Considering crossing the bridge to live? Choose help from the office located just across the  Page Avenue extension bridge. Our vast areas include Historic St Charles City properties to Waterfront home in Lake St.Louis to wine country estates of Augusta.. Contact the office at (636) 946-7880 for help in buying or selling real estate in Saint Charles County and surrounding areas or email Chuck Martoia at email at

We KNOW! Real Estate

This office boasts quite a collection of the most highly educated and experienced agents. Among the many other area real estate office locations, agents affiliated here have the highest concentration percentage of completed upper level real estate education programs including:
Graduate Realtor Institute (GRI)
Certified Residential Specialist (CRS)

We support your community

The Coldwell Banker Gundaker Saint Charles County Office supports local community groups including:
The Ronald Mcdonald House: Monthly office auctions raise ongoing funding.
Local Food Pantry / Salvation Army: Ongoing agent breakfasts to support funding

Oppportunties in Real Estate: New Beginnings and Continuing Sagas:

New Beginnings: Are you considering opportunities in real estate? Let Coldwell Banker Gundaker get you started. We do more than just help you get your license. By design, our programs get new agents up and running FAST, while helping you provide buyers and sellers with first class customer service.

Continuing Sagas: Build your business with help from our nationally recognized continuing education programs. The Coldwell Banker Gundaker Education Center provides ongoing continuing education opportunities. The best speakers in the industry educate you on building your business at our monthly sales rally. Weekly office sales meetings keep our associates up to date with the latest tools and programs available.

Make one more stop a Coldwell Banker Mortgage. Then go home!

Did your mouse find a house? Call (888)436-6544 toll-free and get your loan decision same day guaranteed. Coldwell Banker Gundaker and Coldwell Banker Mortgage have all you need under one roof!

Global Connections, Local Traditions

When you are ready to sell your home or need a buyer's agent, you should expect more. Coldwell Banker Gundaker, provides the strong national support of the Coldwell Banker brand, with the best in local knowledge and strength of Louis Area's largest Real Estate Company. Whether you are moving across town or relocating across the country, Call the office and feel right at home. We Provide a one stop shopping experience with our own Title Company (U.S. Title) and mortgage company (Coldwell Banker Mortgage).

Lender Information:
Visit Our Mortgage Web Site