He was signed by the New England Patriots as an undrafted free agent in 2003 to begin his NFL career and earned a Super Bowl ring in his first year as a member of their practice squad.
Gessner was also a member of the New York Jets, Tampa Bay Buccaneers, Seattle Seahawks, the Berlin Thunder of NFL Europe, Orlando Predators of the Arena League, and the Florida Tuskers of the UFL.
Gessner is currently the founder and CEO of Vitality Rx which is a Men's health subscription wellness platform targeting the root causes of age-related symptoms through a hybrid of telemedicine and concierge diagnostics.
Gessner tied an NCAA I-AA record with 24 receptions against Rhode Island, a record held by legendary NFL wide receiver Jerry Rice, who caught 24 passes for Mississippi Valley State against Southern University in 1983.
Gessner saw his first significant playing time in a regular season NFL game against the Arizona Cardinals in 2007.
Gessner joined the Arena Football League in 2008 with the Orlando Predators where he was honored as the March Rookie of the Month and posted 76 receptions for 801 yards and 20 touchdowns in the first 11 weeks of the season.