We are proud of our elite coaching staff at CrossFit Big D. Our coaches are experienced trainers, programmers, and competitors with a proven track record of success.


Chase Ingraham

Owner - Head Coach

When Chase opened CrossFit Big D in 2013 he had one mission: create a healthy competitive atmosphere supported by a strong passionate community, both inside and outside the gym.

Chase is one of the most experienced coaches in Dallas as well as the owner and head coach of CrossFit Big D. He has been active in the CrossFit community since 2008 and continuously brings his passion for fitness and love of Crossfit to the BIG D community.

Chase is a Head Trainer with the CrossFit HQ Level 1 Seminar Staff with additional certifications as a Level 3 Certified Trainer plus certifications in CrossFit Endurance and Olympic Weightlifting. He has always been involved sports and tests of endurance. Chase has personally programed for, hand selected and coached 4 teams to the CrossFit Games, and 2 Individuals at the CrossFit Games Regional level.

Personally, Chase has qualified for 5 CrossFit Games Regionals and competed as an individual at the 2010 CrossFit Games. Outside the box he has completed a Full Ironman, was the Men's Swim Team Captain at Southern Methodist University and an All-American water polo player in High School.

When he's not coaching, competing, or teaching CrossFit seminars he can also be heard doing live broadcasting for the CrossFit Opens, Regionals and CrossFit Games.


Bobby Sirkis

Olympic Lifting Coach

Bobby has been an athlete for most of his life. Growing up in a small country town in Texas (Rogers) he excelled at being an athlete playing football, basketball, and track. Bobby was also fortunate enough to continue his football career in college at the University of Mary Hardin-Baylor where he received a BBA with a major in Economics/Finance and a minor in Marketing. After graduating, Bobby picked up ice hockey, CrossFit, and ultimately the sport of weightlifting.

Bobby’s first weightlifting event was back in October of 2010 and qualified for the American Open later that year. Since then, Bobby has been extremely involved in the sport as an athlete, coach, and administrator at the local and national level. Outside of competing and coaching, Bobby hosts multiple local events and has hosted the 2013 American Open, 2015 National Championships, and the 2015 Masters World Cup. He is also serving on the USAW Nominating and Governance committee.

Combining his athletic experiences with his ability to analyze patterns and techniques and forecasting abilities, Bobby possess a unique skill set he offers his athletes to help them set and achieve realistic goals. He believes that your attitude and ability to trust your technique are the keys to unlocking your ultimate potential. Whether your goal is specific to weightlifting or to supplement another sport, Bobby will be able to come up with a game plan to trust yourself and your technique to achieve your goals.

Coaching Accolades:

USAW National Coach

USAW National Referee

Athletic Accomplishments:

Achieved USAW Elite Athlete Status

ASC Conference Champion (Mary Hardin-Baylor Football)

Crusader Football Hall of Honor Inductee


Melissa "Mel" Knourek

Olympic Lifting Coach

Mel joined the CrossFit Community in March 2008. Quickly advancing along and finishing 7th in the 2010 Regionals. However, she struggled being a lighter weight competitor and lacked the strength with the barbell. She took a year off of CF to focus on a lifting program. Her first weightlifting meet she qualified for Nationals and has never really looked back. She is a well-known respected master lifter in Texas, across the US, and internationally.

Mel works a full time job on top of coaching, so she understands the work/athlete balance; and is able to help the athletes adjust each day to get optimal performance. She is a constant burst of enthusiasm and always making you believe in yourself. Mel served in the US Marine Corps and plays co-ed adult league ice hockey.

Coaching Accolades:

USAW National Level Coach

USAW National Referee

Athletic Accomplishments:

Athletic Accomplishments:

Achieved Masters Grand Slam Award

3x Masters World Champion

National Champion

2x Pan Am Champion

Multiple 2nd Place international placements