Officiated over 2,000 regular NBA season and 75 play-off games in his career.

Officiated the 1992 NBA All-star game, the 1992 and 1996 Mexican Challenge, the 1994 European Tour in Paris, France and Spain and the NBA-ABA Tour in Japan in 1974.

Officiated 12 years of high school and junior college football, basketball and baseball.

Former Supervisor of Referee's for the NBA - Ronnie Nunn's (Director of Officials) assistant. Now Tommy works as one of four NCAA National Observers. He evaluates referees for the NCAA league.

Instructor at REFEREE.PL in: 2005, 2006, 2008, 2010, 2017

His autobiography, "Taking My Best Shot," was published in 1996, with proceeds from the book benefiting his scholarship program. He is also a member of the "Hispanic Heroes of America" book series, with the proceeds to benefit youth and youth programs.

Recipient of the "1999 Gold Whistle Award of the National Association of Sports Officials (NASO)" for community involvement, achievement in officiating, strong integrity and ethical standards, one of only 12 to rever receive the award.

Received several prestigious awards, including, the "Rising Voices Award" from Nestle, USA and the "Robert Clemente National Humanitarian Award" from the National Council of La Raza for his accomplishments and community service work.

Awarded the "National Hispanic Heritage Award - Sports and Community Service" by the Hispanic Heritage Commission in Washington D.C.

Founder of the Arizona Hispanic Sports Hall of Fame in 2002.