Jeff Grandcolas — Professional

construction bonds :. commercial insurance
Jeff started his insurance career in 1989 with Country Companies Insurance. After working with Country Companies Insurance, Jeff realized he wanted to be able to offer his clients more and has grown more as a professional in the insurance industry. Jeff was able to get hired as an independent insurance broker with a local independent agency and was also given the responsibility to manage the agencies personal lines and life & health departments.

Today, at Assurance Brokers, Jeff specializes in commercial insurance of all types and helps those wanting to start a business, find the best insurance products and solutions to their specific needs.

Jeff is married to his wife Cathy, and together they have 2 children and 4 grandchildren. Jeff is also very active in civic and church organizations and enjoys golfing and trout fishing in his spare time.


  • Graduate of McKendree University
  • Secured insurance licenses in 1989
  • Property and Casualty
  • Life / Health / Surety Bonding

Illinois Office

  • 95 N Research Dr
  • Suite 100
  • Edwardsville, IL 62025
  • Mon-Fri: 8am - 5pm
  • phone 618.692.9800
  • toll free 800.556.2663
  • fax 618.692.9865
Directions +

Missouri Office

  • 2236 Mason Ln.
  • Ballwin, MO 63021
  • Mon-Fri: 8am - 5pm
  • phone 314.821.6560
  • toll free 888.868.6560
  • fax 314.821.5779
Directions +