Veteran Trainer Tom Amoss Retires, Hands Reins to Long-Time Assistant

After nearly four decades shaping horses and careers on the American racing circuit, Tom Amoss stepped back from the daily grind of conditioning on March 16, 2026, announcing he would shift into an advisory role and pass the active training responsibilities to his long-time assistant, Kinnon L.

The transition marks the end of an era for one of the sport's more enduring presences. Amoss built his reputation across nearly 40 years as a hands-on conditioner, the kind of horseman whose fingerprints were on morning workouts and post-time decisions alike. Moving into an advisory capacity represents a significant restructuring of an operation that has been identified with his name throughout his career.

Kinnon L, who has worked alongside Amoss as his assistant, now inherits the day-to-day authority over the stable. The handoff to a trusted insider rather than an outside hire signals continuity over disruption, a calculated transition designed to preserve the culture and relationships Amoss spent decades building with owners and riders.

What remains to be seen is how the stable performs under fresh leadership and whether Amoss's advisory presence translates into genuine influence or becomes a ceremonial title. For owners with horses in the barn, the answer to that question will carry real stakes as the 2026 racing calendar moves forward.