We currently have seven independent agents and several administrative assistants that make up our team here at Sumner Insurance.  Keep scrolling to learn more about our agents!

We've had a few changes to our office staff since this was made, but if you'd like a blast from the past, watch our fun office video!  Meet Our Staff Video

Keith Sumner

Owner and Agent

As owner of the agency, Keith has over 35 years of experience and expertise in the insurance industry. He has consistently sought to better serve his clients through education. Through specialized classes and testing, he achieved the designation of LUTCF (Life Underwriter Training Council Fellow). His knowledge and ability to find solutions have provided his clients with better coverage and better prices. Keith truly enjoys getting to know everyone that walks into his office. He likes to learn about his clients and help them make insurance decisions that best fit their family, lifestyle, finances and needs. Keith is involved in various leadership positions and ministries as a longtime member of Maplewood Church. He has been married to his wife Sherry for 38 years and they have three sons. They enjoy and treasure all of their grandchildren!


John Schwenk


John joined the agency in 2011. He has been an independent insurance agent for over 20 years and is very involved and well known in the community. John lives in Sedalia with his wife, Brenda. They have two grown children, Johnny and Emily as well as two grandchildren, Avari and Olivia. He enjoys motorcycling, fishing, and spending time with his family. 

Wilma Hicks

Agent specializing in Investments

Wilma joined the agency in May 2015 and has worked in the insurance business for 9 years. She is licensed in Life & Health but specializes in annuities and Long Term Care Insurance. She has been a Million Dollar Producer several years. She is a member of Florence United Methodist Church and is always willing to help with any need in the community. Wilma loves traveling, crafts, woodworking and Sprint Car races. She is married to Don, who is a retired plumber. They have a son, daughter and 4 grandchildren and keep busy working on their small acreage near Smithton. "I love meeting new customers and helping them protect their investments!"

Cindy Scholl

Agent and Admin Staff

Cindy is a licensed agent and helps with Property and Casualty products such as home insurance, auto quotes, and more. Cindy has been with Sumner Insurance since September of 2017.  When Cindy isn't working, she enjoys going camping and hanging out by the lake with her family. She has two boys, Hunter and Aiden. Cindy's favorite dessert is French Silk Pie!

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Caleb Sumner

Owner and Agent

Co-owner of  the agency and licensed broker himself, Caleb represents over 70+ companies  and offers comprehensive market options which expand a full line of health, life, annuity, property and casualty products. Caleb is a licensed insurance producer in the states of Missouri, Kansas, Oklahoma, Texas, Arkansas, Montana and Arizona. Providing optimal, personalized coverage for the most competitive rate is a key customer service attribute enjoyed by his returning client base. Caleb continually works to help his clients navigate the  complex, ever-changing insurance market through his experience, ongoing education, and credentialing. Additionally, Caleb advocates for quality, affordable insurance options through his active role on various national advisory groups. In his free time, Caleb enjoys a passion for camping, fishing, and classic car restoration with his family. Caleb and his wife Casey live in Sedalia, Missouri with their four young children.

Joan (Harkness) Johnston


Joan joined Sumner Insurance Services in 2012. She is licensed in Life and Health Insurance, as well as Property and Casualty. Joan is happy to help with all of your insurance needs. She knows that it's not always easy to figure out the insurance world and can help explain things so her clients better understand! Joan became happily married in 2019, changing her name from Joan Harkness to Joan Johnston.

Paul Bergman


Paul joined Sumner Insurance Services in 2014. He has his insurance license for the state of Missouri.   Paul is always striving to find the best insurance for his clients. He provides excellent customer service should any troubles arise and always puts the client first. Paul is a very active member of the Sedalia community. Paul is a member of Sacred Heart Church as well as the Knights of Columbus. He is also a committee member for Boy Scout Troop 61. Fishing, target shooting and gardening are some of Paul's favorite hobbies. He also loves to spend time with his wife Lorie and his son and daughter, who he says are the best wife and kids ever!

Katie Vollmer

Office Manager

Katie joined Sumner Insurance Services in March of 2016. She is wonderful at taking care of our clients and solving any problems that we come across. Katie enjoys meeting clients and getting to know more about them.  In her free time, Katie enjoys camping, photography, ATV riding, and spending time with her nieces and nephews.

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