O. H. Walker Insurance Agency, Inc.
- Accident Fund Insurance Company
- Aetna
- Aflac
- Builders Mutual Insurance
- Burns & Wilcox
- CNA Surety
- Companion Life
- Erie Insurance
- Foremost
- Grundy
- Hagerty
- Hanover
- Hull & Co.
- Liberty Mutual
- Main St. America
- Mutual of Omaha
- National General
- Philadelphia
- Progressive
- Prudential
- RPS
- Safeco
- Selective
- Travelers
- USLI
- Utica National Insurance Group
- Zurich