Call KDJ Insurance at (830) 914-2387 for Marion; (210) 659-0312 for Schertz and Cibolo for your auto, home, and commercial needs.

KDJ Insurance Agency Marion Schertz


Marion, Texas:

Every Third Wednesday (unless noted on FACEBOOK):
Chamber meeting at the City Hall Annex 6:30 PM

March 2: Race to the Taste

Where: Retama Park

Time: 5-8 PM

Extended Schertz Chamber Events Calendar

Cibolo, Texas

Farmer's Market:
Grange Hall Cibolo, Texas

Dates: Fridays, 2 - 6pm



March 12:
Daylight Savings Time

March 17:
St. Patrick's Day

(Office Closures)

April 14: Good Friday

April 16:
Easter Sunday

The KDJ Team

David D. Mueller – PRESIDENT/CEO

David graduated from Texas Lutheran College in 1971 and settled in Marion with his family in 1974. He spent several years in the Life Insurance industry before opening his own business, KDJ Insurance Agency, in Marion in 1981. David was elected to the Board of Directors of Hochheim Prairie Farm Mutual Insurance Company of Texas in 1997, and just the following year was elected Mayor of the newly formed city of Santa Clara, Texas. In 2002 the Hochheim Prairie Board of Directors named him Chairman of the Board. David is a past Director of the Texas Association of Mutual Insurance Companies and an active member of the Marion Economic Development District and the Marion Education Foundation.

Jewell P. Davenport – VICE PRESIDENT

Jewell joined KDJ early in its existence, became a licensed agent in 1986, and has been with the agency for 25 years. She graduated from Texas Lutheran University in 1999 with a BBA in Accounting. In 2004 Jewell became a Partner of the Agency, and opened the KDJ Schertz office. As a founding Board Member of the Schertz Chamber of Commerce, Jewell was elected Chairman in 2007.


Cori Jett – Customer Service Rep.

Cori is a 1996 graduate from Marion High School  who went on to graduate from Texas State University in 2003 with a BA in Finance.  She began her career working for Helzberg Diamonds in 2001 while completing her BA, and rose the corporate ladder to become a store manager.  In 2008 Cori joined KDJ Insurance Agency, and became a licensed agent.  During her time at KDJ, she was involved in Junior Achievement who partnered with Schertz-Cibolo-Universal City ISD to empower young people to own their economic success.  In 2013 she went to work in the corporate world for RBFCU. Cori rejoined KDJ Insurance Agency in June 2015 to develop new business and provide leadership for the team.  She enjoys spending time with her daughter, Rhianna, and road trips to music fests.

“ My background in sales and the experience taken from the last 7 years in the insurance industry makes me uniquely qualified to service the needs of  KDJ clients.   I look forward to meeting you!”