Kentucky Farm Bureau Insurance | 8,481 followers on LinkedIn. Established in 1943, KFB Insurance is the largest property and casualty insurer based in Kentucky. | Established in 1943, Kentucky Farm Bureau Mutual Insurance Company is the largest property and casualty insurer based in Kentucky. The company – currently rated as an “A” (Excellent) by A.M. Best Company – is committed to serve the insurance needs of local communities, support growth and retention of membership, and maintain a responsive presence in all Kentucky counties.