Being raised on a farm near Sigourney, Greg Peiffer learned at a young age that one must do what it takes to get a job done. With over 30 years of experience in the insurance business he brings a wide range of knowledge to the agency to serve our clients.

In development of the agency he included the word Service in our name to communicate that it is a main principal to what we do. In regard to our clients he says “we get to treat you like family and make sure you are taken care of.”

Family is of great importance to Greg. His wife, Diane, and daughter, Christina, are current members of the agency staff. However; his two other daughters have worked with the agency as well. Besides being the parent of three grown daughters he and Diane enjoy their 10 grandchildren. Greg is a graduate of William Penn University with degrees in Business Administration and Music. In his spare time he likes camping with family, volunteering at his church and serving on the board of a local non-profit radio station.

Diane Peiffer is a partner to her husband, Greg, in life and at Insurance Services Group. Diane’s role in the agency is an agent in crop insurance and the agency bookkeeper.

She is the mother to 3 amazing grown women and a fun loving grandma to 10 grandchildren. 

When she isn’t found in the office she is staying busy with quilting, traveling, doing yard work or running around keeping up with family.

Christina (Peiffer) Montgomery joined her parent’s business in 2011 and has found a career which she loves. Chris has essentially grown up around the insurance business. In addition to managing the agency’s daily operations she also serves our clients personal and commercial insurance needs.

Chris and her husband Kendall live in Sigourney. Christina’s favorite pastime is quilting, that is whenever she can find time aside from running their 4 kids to their various activities and functions.  She has also been found fishing quite often, an activity that her husband loves to do year round.

 Joining Insurance Services Group in May 2016, Paul brings over 8 years of insurance experience to the group.  Additionally he has over 20 years of experience as a business owner in the agriculture field. His unique skill set and experience round out the ISG team.

He is driven by the desire to continue the agency’s outstanding customer service and product knowledge to match coverage tailored for each client. He is a licensed agent for life, health, personal, commercial, farm and crop insurance.

An Oskaloosa resident since 1987, Paul and his wife Becky have 3 grown children and live in rural Mahaska County. He enjoys creating music, art and cooking in his spare time and is active in his church and serves on the board of a local non-profit radio station.

Jim Anderson’s insurance career began in 2003 and he started working with ISG in the spring of 2011. Jim specializes in commercial Property/Casualty, Worker’s Compensation and Group Health Insurance programs.

Jim is a graduate of Oskaloosa High School and the University of Iowa. He is an active member of the B.P.O.E. Lodge 340 in Oskaloosa and the Iowa Enduro Riders Association.  Jim lives in Oskaloosa with his wife Dawn and their children Shania and Tyler.