- His multiple stakes winner Bahamian Squall won the Sunshine Stake Stakes in 2012-2013 and the promising Calistoga won twice at Gulfstream
- He graduated from Eastern Kentucky University and took day trips to Keeneland Racecourse during his college years.
- He once owned interests in the Tampa Bay Bandits and Orlando Renegades in the defunct United States Football League.
- He is a member of the Jockey Club and is on the board of trustees for the Thoroughbred Owners and Breeders Association. He is past president of the Florida Thoroughbred Breeders and Owners Association.
- He purchased his first horse in 1983. The same year he opened the 420-acre Double Diamond Farm near Ocala, Fla.
- Dizney bred and campaigned First Dude, the 2010 Preakness runner-up who was retired following his victory in the 2011 Hollywood Gold Cup (G1) with $1.4 million in earnings.
- He notched a stakes victory at the 2011-12 Gulfstream Park meeting with Apriority, who captured the Mr. Prospector (G3).
- Other stakes winners include: Wekiva Springs, Anet and Semoran.
- His farm once stood Northern Afleet, sire of 2005 Preakness and Belmont winner Afleet Alex and currently stands four stallions: Wekiva Springs, American Spirit, Rey de Cafe and First Dude.