Board of Directors

Chairman of the Board

Chris Seniker began his real estate career in 1997 and is Managing Broker of Coldwell Banker Brown REALTORS®, Edwardsville.
He previously served on the MLS (Multiple Listing Service) and Legislative Committees and currently serves on the Finance and Golf Committees.  Chris served on the Board of Directors for seven years and served as Chairman of the Board in 2005-2006.

Chris is a volunteer firefighter and currently serves on the Board of Directors for the Riverbend Memorial Corporation, a Not-For-Profit corporation that helps fallen or injured military, police, and firefighters in the Riverbend area.

Chris is married to REALTOR® Sarah Seniker and has three children, Grant - 14, Ashton - 9, and Hope - 7.



Linda Wheaton, e-PRO, GRI, is a graduate of Lewis & Clark Community College and Southern Illinois University Edwardsville.  She obtained her broker license in 2007.  She works for Coldwell Banker Brown REALTORS®, Edwardsville.

Linda currently serves on the GGAR Education Committee, Membership Committee, Bylaws Committee and also on IAR Community Development Working Group, Education Working Group, Professional Development Member Involvement Group and Professional Standards Committee.  She also serves on the Village of Godfrey Community Planning, Economic Development, and Infrastructure Committees and is a member of Alton Little Theater and the Jacques Timothe Boucher Sieur de Montbrun Heritage Society of Nashville, Tennessee.  She is past president of The Marquette Explorers Club and Lewis and Clark Rose Society and has served in various board positions of the Alton Children's Theater, Marquette Booster Club, and Junior League of Greater Alton.  In addition, Linda is a past editor of "The Illiana," the publication of the Illinois-Indiana district of the American Rose Society.


Vice Chairman

Tammy Anderson-Owens obtained her salesperson license in 2002 and became a licensed broker in 2007.  She is the managing broker of RE/MAX Alliance in Collinsville, which she co-owns with her husband Rick.

 Tammy has served on GGAR's Professional Standards, Awards, and REALTOR® of the Year Nominating Committees.  She has received numerous awards throughout her real estate career, including the Presidents Club Ruby award. In addition, Tammy serves on the Board of Directors for the Collinsville Chamber of Commerce and is also involved in Relay For Life, Children's Miracle Network, and the Susan G. Komen Foundation.  She is a member of St John’s United Church of Christ and numerous other community organizations and events.

  Tammy is a lifetime resident of the area and resides in Maryville with her husband and their three grown children.





Kevin J. Botterbush, Sr. is the broker/owner of Botterbush and Associates Real Estate. Kevin began his real estate career as a salesperson in 1989 and became a broker in 1991.

Kevin is a pre-license and continuing education instructor for GGAR and the coordinator of the real estate program for Lewis and ClarkCommunity College. Kevin currently serves on the Education Committee and previously served on the Grievance Committee.

In addition, Kevin has been active in his community serving on numerous committees and organizations.Currently, Kevin is Trustee of the Hayner Public Library District, Evangelical School Board, Trustee Evangelical United Church of Christ, and Lewis and Clark Council of the Boy Scouts. In the past, Kevin has served on the Board of the American Heart Association, River Bend Growth Association, Godfrey Park and Recreation Commission, St. Anthony's Hospital Foundation, and Eagle Scout.

Kevin lives in Godfrey with his wife Julie, and three kids, Kathleen, Jonathan, and Kevin, Jr.




Doug Hartmann, Jr., GRI, e-PRO, CCIM Candidate, SFR has been in his family's real estate business since childhood when he realized his passion for the business.  In 1998 he started investing in residential real estate and eventually decided to get his real estate license in 1999 and broker's license in 2003.  In 2000 Doug won the award of "Rookie of the Year" from the Greater Gateway Association of REALTORS®.

In 2007 Doug purchased the family business and launched Century 21 Hartmann REALTORS®.  Doug was a member of the SIR/MLS Board of Governors form 2003-2008 which in 2008 he had the pleasure of serving as president.

Doug has also served on the GGAR Board of Directors from 2004 to 2010.  In 2009 he proudly served as the Chairman of the Board.

During his career, Doug has served on many committees & working groups including GGAR's GRI Scholarship Committee, Nominating Committee (which he is the current Chair), IAR's Strategic Planning Committee, IAR's REALTORS® Political Involvement Committee, IAR's Spring Conference Working Group (also Chaired in 2011), IAR's Public Policy and Governmental Affairs MIG, IAR's Nominating Committee and NAR's Young Professionals Network.

Doug has been an RPAC Sterling "R" Member since 2006, is a past member of the Collinsville Progress Committee and a current member of the Metro East Landlord's Association and Coaches Soccer for the Triad Park District.

He is also fortunate enough to have a beautiful wife Heather and two wonderful children Gage and Payton.






Norma Kasten, ABR, CRS, e-PRO, GREEN, GRI has been a licensed REALTOR® since 1992.  Norma received her broker license in 2000 and has worked as a Broker Associate and Broker Manager.  She is currently sponsored by RE/MAX Preferred Partners in Edwardsville and leads The Norma Kasten Home Team.

 Norma has served GGAR as a Past President and member of the Board of Directors.  Norma has served on numerous GGAR committees and task forces and has chaired the Nominating, REALTOR® of the Year, and Bylaws Committees.  She received GGAR’s prestigious REALTOR® of the Year award in 2001.

 She also served as President-Elect for the Alton-Wood River Board of REALTORS® and was their REALTOR® of the year in 1996.

 Norma has been appointed to serve on the SIR/MLS Board of Governors from 2004-2011 where she served as President in 2006 and again in 2010.

 She has completed National CRS Leadership training twice and has gone through the chairs serving the Illinois State CRS Chapter as President in 2006-2007; she was awarded the Illinois State CRS REALTOR® of the Year in 2008.

 Norma completed IAR (Illinois Association of REALTORS®) Leadership Training and has also worked on many IAR committees, including IAR Strategic Planning, Nominating Committee, Professional Standards Committee and Technology Working Group.  She co-chaired the IAR Inaugural Banquet and chaired the IAR Spring Conference in 1999 and 2005.

 Norma has served five years on the Board of Directors representing IAR District #8 on the Real Estate Education Foundation (REEF) and chaired their Scholarship Committee.

 The real estate industry is facing some of the most difficult challenges Norma has seen in her 19 years as a REALTOR®.  She wants to be involved with our association as we face these challenges and develop solutions to conquer them.





 Clay Parker works for Strano & Associates Real Estate, Edwardsville and has been a REALTOR® since 2002.  Clay has a B.S. in engineering from Washington University, and his graduate work in business from Washington University and SIUE.  His career includes experience in engineering and manufacturing management.

Clay and his wife Marilyn (a retired teacher) have been married for 55 years and reside in Edwardsville.  They have 2 sons and 5 grandchildren.

Clay is active in his church and serves as a deacon as well as teaching a Bible study class.




Deb Schiber began her real estate career in 2000 at the Coldwell Banker Brown Office in Troy where she still remains.  She received her Broker license in 2012.

Deb attended Collinsville High School and Southern Illinois University at Edwardsville.  She is a member of the Troy Chamber of Commerce and is active in her church and school.  Deb has been a member of the Greater Gateway Grievance Committee for 10 years and the Professional Standards Committee for 1 year.  She has attended the Professional Standards Seminars in Springfield for 5 years.  Deb is also a member of the RPAC Committee where she has contributed and served for the past 11 years.

Deb states "I am proud of my profession and enjoy serving on committees and appreciate the learning experiences i will receive from the seasoned members on the board.  I too have a vision for the REALTOR® members and would love to share my thoughts and ideas and hear what others would like for the future of the board and our members.

Deb resides in Madison County with her husband Bill.  They have 2 daughters, 2 son-in-laws, 2 granddaughters and 2 grandsons.





Stacey Schneidewind has been a full-time REALTOR® since 2006.  She is currently sponsored by RE/MAX Alliance.

Stacey has volunteered for the Make-A-Wish Foundation-St. Louis/Southern Illinois Chapter and is a member of Newsong Fellowship Church in Edwardsville.

 She is a lifelong resident of the Metro East and resides in Maryville with her husband David and two children Katelyn and Kyle.

 Stacey understands the importance of a knowledgeable Board in our profession.  She looks forward to providing care and concern for GGAR’s members and the future of our profession.





Kathy Shemwell began her real estate career in January 2004 with RE/MAX Preferred Partners and is currently sponsored by RE/MAX Alliance of Collinsville.  As a GGAR President’s Club member she has qualified for either the Platinum, Gold, or Pearl level every year since she has been a REALTOR®.

 As a RE/MAX agent, with every sale Kathy contributes to Children’s Miracle Network and the Susan G. Komen Foundation Race for the Cure.  She’s also an avid supporter of Jerry’s Kids (Muscular Dystrophy Association).

 Kathy lives in Maryville where she is a member of the Maryville Economic Development Committee and the Maryville Community Library District Building Committee.  She also serves her church as a member of the “Our Lords’ Lutheran Church Welcoming Ministry Team.”

 Kathy feels that with her experience and maturity she is in a position to fully understand and represent the challenges that are facing REALTORS® in today’s market.  She is looking forward to listening to your concerns, supporting your efforts, and speaking your voice.





Robb Treat is Senior Mortgage Lender with First Clover Leaf Bank.  He began his career as a REALTOR® with Don Bryant Gallery of Homes from 1980-1982.  In 1997, Robb began his mortgage career and has been serving borrowers ever since.  Robb has served as Chairman of the Greater Gateway Association of REALTORS® Affiliates Committee from 2011-2013.
     Robb currently serves on the Board of Directors of the Home Builders Association of Greater Southwest Illinois.  He also serves on the Membership Committee, Remodelers Council, and the Golf Outing Committee for the HBA.  Robb also serves as President of the Edwardsville Wrestling Club 501 (c) (3) organization Board of Directors, and is also a member of the Edwardsville Glen Carbon Chamber of Commerce.

     Robb resides in Edwardsville with his wife Carol.  He has two grown children, Meghann and Ben, and a granddaughter, Caitlyn.



Past Chairman of the Board


Sandy Michel, GRI, SFR began her real estate career in 1989 as a sales associate and received her broker license in 1990.  She is theManaging Broker/Owner of Real Living Vandalia Real Estate, Inc.

 Sandy has previously served on the Board of Governors for the Southwestern Illinois Regional Multiple Listing Service (SIR/MLS).  She is a past director of GGAR and has served on the association’s Contracts Committee.  She serves on the Economic Development Commission for Vandalia and is a member of the Vandalia Chamber of Commerce.  In addition, Sandy is a Past President of the Vandalia Chamber of Commerce and Past President of the Fayette County YMCA.

 Community service is very important to Sandy, and she has served on various Boards and fundraising committees throughout the years in Fayette County.  In 2001, Sandy was a recipient of the Abe Award, a Vandalia community service award.  Sandy lives in Vandalia and has one daughter, Amy.