Mark is a graduate of Stanford University with a Bachelor’s degree in Human Biology and Master’s degree in Education. He played collegiate football and then began playing rugby at Davis City Rugby Club. While playing rugby he was teaching and coaching football, basketball and track at Calaveras High School. Mark decided to enroll in a PhD program at the University of Washington where he played scrum half for the Seattle Rugby Club and began his rugby coaching career by starting the Liberty HS Rugby Club and later the Kentwood HS rugby Club. He won three state championships at each school and was the runner-up in six different seasons. At Kentwood he also started what was to become the first high school girls’ rugby team in the USA. It was also during this time that he and colleague Tony Smeeth started the USA U19 Development boys’ team which became the USA U19/20 National team. He served as coach and program director for 10 years. While in Washington Bullock also coached the U19 Pacific Northwest RFU Rep Side team along with the PNRFU Select women’s Rep Side team. Upon relocating to Colorado Bullock coached the Denver Harlequins, Denver Barbarians and started the Wheat Ridge HS Rugby team, winning a state championship in their second season. In addition, he coached the Colorado Olde Girls and the West Territory Women in the Territorial Championships. While a principal at Battle Mountain HS Bullock was approached to develop a rugby program and build a rugby complex in Glendale, CO. He then facilitated the building of Infinity Park Stadium and rugby complex while developing a comprehensive rugby program for youth to adult. While at Glendale as Director of Rugby and head coach his men’s teams won three National and Pacific Rugby Premiership Championships with three runners-up titles, while the women won three Women’s Premier League titles and four runners-up titles. In addition, Bullock was the head coach of the Republic of Laos National Men and Women’s Sevens teams in the Southeast Asia Championships. Bullock is married to Sarah Puff, a high school counselor. and has two teenage children, both USAG elite level gymnasts. 

Coach Michelle is returning for her sixth year as an assistant coach, having been with East High School Womens Rugby since 2018. A high school varsity athlete in volleyball, basketball, softball, soccer and golf, she continued to golf for one year and played varsity soccer and basketball through all four years of college at Aurora University. She was named captain of the basketball team her senior year. She began playing rugby after college, and was a member of the Chicago Women's Rugby Football Club for six years. Coach Michelle coached basketball for one year at Aurora University as a graduate assistant and for two years at the high schools at which she was teaching in Chicago before moving to Colorado. 

Coach Michelle received her bachelor’s degree in History and her master’s degree in Teaching from Aurora University. She also received her master’s degree in History from the University of Colorado at Denver. She is a National Board Certified history teacher at East High School, and was recently featured in the news as she will be teaching the new AP African Diaspora class with Paul Markson III at East. She is a USA Rugby Level 100 coach.