Education: Graduated from what is now Salisbury University in 1982.
Personal: Married to Renee; they have two sons, Jason and Jack.
Company: Co-founded staffing company Aerotek (now part of the Allegis Group) in 1983.
Net worth: $1.3 billion, according to Forbes, making him Maryland's fifth-wealthiest resident.
Ravens: In $600 million deal, became principal owner of the Ravens in 2004.