College: Texas 1981-82
Pro: Colts 1983-85; Giants 1986-90; Jets 1991
Baltimore Colts Team MVP 1983
All Pro (1983, 1986)
Helped Giants win Super Bowl XXI
On Giants Super Bowl XXV winning team

College: Texas 1980-83
All Southwest Conference
Pro: Vikings 1984; Colts 1986-1988

College: Texas 1978-81
Pro: Lions 1982-87

College: Texas 1998-2001
Three-time member of Athletic Director’s Honor Roll.
Named to the Dave Rimington Trophy watch list (nation’s best center) as a senior
2001 UT Longhorn Club Sportsmanship Award winner
2000 UT Most Consistent Offensive Player
Pro: Steelers 2002; Dolphins 2002; Texans 2003

College: Texas 1970-72
2-time consensus All-American
Named to Southwest Conference & Cotton Bowl All-Decade Teams for 1970’s
Longhorn Hall of Honor Class of 1980
Cotton Bowl Hall of Fame Class of 2007
College Football Hall of Fame Class of 2002
Pro: Eagles 1973-85
2-time All-Pro
Played in Super Bowl XV
Philadelphia Eagles Honor Roll Class of 1991

College: Texas 1999-2002
All-Big XII 2002
Pro: Lions 2003-04

College: Texas 1995-98
3rd Team All-Big XII 1998
Two Conference Championships

College: Texas 1993-96
2-time All-Conference (SWC 1995, Big XII 1996)
Longhorn Hall of Honor Class of 2008
Pro: Broncos 1997-2004
Helped Broncos win Super Bowls XXXII, XXXIII

College: Texas 1998-2001
2001 Texas Football Captain
2001 Honorable Mention All-Big 12
Pro: Bills 2002; Saints 200

Owner of Allen Financial Services since 1982.
Began working with the NFL Alumni Chapter of Austin in 2002.
Joined the board of the NFL Alumni Chapter of Austin in 2003. 
David and his wife, Kathi, have advocated for abused and neglected children since 1986 so the NFL Alumni’s Mission of "Caring for Kids" makes for a great synergy in their community mission.

Currently works as a licensing director for the Texas Department of State Health Services.
Worked with the promotions crew for 1530 ESPN Austin, KZNX-AM.
For 16 years, has served in various roles as a volunteer adult leader with the Capitol Area Council, Boy Scouts of America. 
Has achieved the rank of Eagle Scout.
Currently in his second year with the Austin chapter of NFLA.