We are a full-service insurance agency that gives you the peace of mind you deserve. Our services span from Auto, Home, Recreational Vehicles, Water Sports, Commercial Business, General Liability, Professional Liability, Transportation, Workers Comp, Farm and Crop Insurance. We also have markets for specialty products. Our office locations include Sigourney, Kalona, and Fairfield, Iowa. We can find a solution for any individual, family, or business to put you on the path to exceed your goals! View all of our services for more in-depth descriptions on the insurance provided.

The experts at Century Insurance are licensed in 14 states and expanding, so please contact us to meet your insurance needs and exceed your expectations.



Gary Bontrager

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Gary grew up with humble beginnings on a dairy farm in Kalona. After leaving the Amish community, Gary set out to be a business owner. His first business was a towing and repair shop where he earned the Iowa Technician of the Year award through NAPA in 1997. Realizing that he had a passion for sales and helping people, Gary turned his sites toward insurance. Within a few years of being licensed and gaining experience, Gary purchased his own agency. Since then Gary has been recognized by several companies for his outstanding performance in sales as well as served on advisory councils for Hastings Mutual and Celina Insurance. Gary continues to focus on the growth of his agencies while serving his community and clients.

Heather Molyneux

HR Manager
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Heather is a Sigourney graduate who went on to receive her bachelors degree in Public Relations/Communications and started her career in insurance in 2001 while attending college. Heather had a brief career in marketing, but decided to return to insurance. Though Heather is personally and commercially licensed, she is the HR manager for the agency. Heather was recently named the 2018 Daniel C Fulwider Young Agent of the year for her efforts with the Big I.

Jonathan Schrock

Financial Controller
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Jonathan grew up on a dairy farm in northern Wisconsin. He started several small businesses involving ag, construction, and retail grocery. Overtime, Jonathan recognized that a lack of accounting knowledge was a common limiting factor in each of his ventures. He is currently taking online and evening classes at Mt. Mercy University in Cedar Rapids. He enjoys helping small businesses become successful, and is an active real estate investor.

Trudy Clubb

Account Manager
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Trudy grew up in Keokuk county, graduating from Sigourney Jr/Sr High School. Trudy has 3 grown children. After 20 years in manufacturing, Trudy decided to make a career change and is now a CSR in our Sigourney office. Trudy has enjoyed the change of pace with everyday being a different challenge. She also enjoys meeting new people and working with numbers. Trudy is licensed in personal as well as commercial lines and crop insurance.

Kassandra Klinzman

Risk Advisor/Office Manager
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Kassi grew up in Washington, IA and graduated from Washington High School in 2001. After High School she attended Kirkwood Community College and graduated with an AA in Office Administration. She started working in insurance for her college internship and decided to become licensed in insurance in 2002 while attending college. Kassi is personal, commercial and life licensed. She is an intragyral part of our employee onboarding team and the go-to person for those uncommon risks.

Alyssa Greenstreet

Account Manager
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Alyssa grew up in Downing MO. After high school, she attended Graceland University in Lamoni Iowa graduating with her Bachelors of Science in Chemistry & Biology. Alyssa spent some time in the pharmaceutical field, but ultimately turned her sites towards insurance to pursue her passion for sales and helping people. She began her insurance career in 2015. Alyssa enjoys spending time with friends, family, playing and coaching softball, and being involved with the community. She is licensed in personal, commercial, life, and health insurance. She enjoys talking to people, learning what is important to them, and building lasting relationships.

Kim Miller

Account Manager
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Kim grew up in and graduated from Grinnell. Kim has 2 children and recently remarried and gained four bonus kids and one grandson. Kim enjoys watching family and friends race on the dirt track, camping, and game night with the family. She started her insurance career in 2017 and joined Century Insurance in 2019. Kim is licensed in Personal, Commercial and Life insurance. Her main focus in the agency is personal lines and she enjoys getting to know our clients.

Misty Tyree

Account Manager
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Misty grew up in Kalona and West Liberty, graduating from West Liberty High School. She just recently moved back to the Wellman/Kalona area with her two boys. In her free time, Misty enjoys spending time with her boys, family and friends. Misty began her insurance career in 2016 and is licensed in life, personal and commercial lines. She is excited to be back in the Kalona area to be closer to family.



IMT Group


The IMT Group is proud to recognize Century Insurance as one of the highest performing IMT and Wadena Insurance agencies in its six state territory (Iowa, Illinois, Minnesota, Nebraska, South Dakota, and Wisconsin). Of the approximately 980 IMT Group agencies eligible for consideration, only 95 of the top performing agencies received the Gem Too distinction this year.

Each year, The IMT Group awards the Gem Too distinction to only those agencies that demonstrate outstanding performance in the areas of rank, growth, loss ratio, and profitability.


Grinnell Mutual


Century has been named in the top 100 new production for Grinnell Mutual consecutively for the past 4 years.

Auto Owners West Des Moines Region Top 10 Agency in 2015

Pekin Inner Circle in 2018

Pekin Key Award in 2016 and 2018