Full Service Insurance

309-944-1451 Geneseo

309-936-7700 Atkinson

About Us

Sellman Cox Agency, LLC is an insurance agency based in Geneseo with a branch office in Atkinson, IL.

Sellman Insurance Agency was established in 1996 by Bob Sellman.  Scott and Julie Cocquit became owners in 2015.  We then merged with the Cox Insurance Agency, Arlan and Debbie Cox of port Byron, IL. in March of 2016, changing our name to The Sellman Cox Agency LLC.  In August of 2020, we acquired the Mapes Insurance Agency in Atkinson, IL giving us our 2nd office location for your convenience.

We are hometown people servicing hometown communities.  Taking pride in our service and genuinely caring about our clients.

Agents available for all your Insurance Needs

  • Al Petsche
  • Beverly Nelson
  • Jill Dahl
  • Steve Mapes
  • Patrick Boelens
  • Tyler Thompson
  • Kevin Conrad
  • Julie Cocquit
  • Marlene DeMay (CSR)
  • Zoey Boehnke (CSR)