Advanced Oral And Maxillofacial Surgery

Products And Services

• Bryan Williams DDS, MSD

  Bryan Williams DDS, MSD Partner | Founder Dr. Bryan Williams is a founding doctor of Phase 1 Equity. Dr. Williams began his education at the University of Colorado at Boulder where he earned his undergraduate degree in biology. He then went on to the Indiana University School of Dentistry where he graduated valedictorian and earned his dental degree with high distinction. While attending dental school, Dr. Williams received more than ten awards for his academic achievements including awards from the American Association of Orthodontists, the American Academy of Oral Medicine, the American Academy of Oral and Maxillofacial Pathology, and the American Academy of Oral and Maxillofacial Radiology. Dr. Williams then completed his schooling at the University of Washington's highly regarded orthodontic program and is considered a specialist in orthodontics. He has been a certified Invisalign® provider since 2002. ​ After completing his orthodontic residency, Dr. Williams moved back to Colorado in 2003. After working as an associate in Denver for 2 years, he created Williams Orthodontics in Evergreen and Conifer in 2005. He and his wife are outdoor enthusiasts who enjoy skiing, mountain biking, road biking, and hiking with their two daughters.

• Keith Kohrs DDS

  Dr. Keith Kohrs is a founding doctor partner at Phase 1 Equity. Dr. Kohrs grew up in Hudson, Ohio, a small town southeast of Cleveland. Dr. Kohrs attended the University of Dayton for his Bachelor of Science degree in Biochemistry, and received his Doctorate of Dental Surgery at Case Western Reserve University. After completing his D.D.S., he held his orthodontic residency at Oregon Health Sciences University in Portland, Oregon. He also enjoyed an appointment as an associate professor at the University of Colorado School of Dentistry. When he’s not thinking about making smiles even brighter, you can find Dr. Kohrs spending time with his two girls, Amelia and Zoe. The Kohrs family takes advantage of everything the Colorado region has to offer, especially outdoors activities. Some of their favorites are Jeeping (keep an eye out for Dr. Kohrs’ bright orange Jeep!), boating, camping, hiking, biking, and skiing. They also love motor sports, woodworking, and staying involved in their communities.

• Ryan Graham

  Ryan grew up in a medical family as the son of an orthopedic surgeon. For the last 15 years, he has identified and implemented cost reduction and growth opportunities to drive meaningful improvement to the bottom line. From leading outside diligence efforts on the buy-side for private equity firms to implementing sourcing and procurement initiatives for multi-unit businesses, Ryan has deep operational expertise with a track record of growing EBITDA through revenue and margin improvement. Ryan earned his MBA from the Kellogg Graduate School of Management at Northwestern, and his BS in Business Administration from the University of Southern California. He is still very passionate about California sports including the Angels, and enjoys international travel which he hopes to pursue more with his family in the future.

• Brian Hamilton

  Brian has deep experience investing in early-stage and growth-stage companies, providing strategic leadership and direction in both finance and growth opportunities. Brian began his career in the front office of a minor league sports team, and after that, worked at a boutique investment bank and a single family office. Since then, Brian has held various corporate development roles at private equity-backed companies and most recently assisted in a successful secondary buyout of a PPM company. Brian holds certificates from Harvard Business School’s GMP program and the Venture Capital Institute at Emory University. He received his MBA from Grand Valley State and his BA from Calvin University. Brian enjoys playing and watching sports, including his favorite sports team, the Chicago Bears. Brian also enjoys traveling with his family.

• Sara Weinberg

  Sara focuses on marketing and corporate communications initiatives across Phase 1 Equity, DuneGlass Capital and its portfolio companies. Prior to joining DuneGlass, Sara worked at a $1b Am Law 50 firm where she managed digital marketing and public relations strategies across 15 offices around the globe. Before that, Sara directed marketing & comms for a $6b middle market private equity firm. Sara began her career in Washington, D.C. as a Schedule C Appointee in former President Barack Obama’s administration, focusing on intergovernmental affairs at the Department of the Interior. Sara has deep experience in building and executing omnichannel communications programs, including digital marketing, public relations, and investor relations strategies. Sara earned her BA from the University of Michigan. In her free time, she enjoys reading mystery novels, testing new recipes with her husband, and playing ball with her dog, Gus.