Grantchester’s partners have decades of experience in the healthcare, energy, and electrification sectors.
I started my career on Wall Street and founded my first company in 1993. That marked my foray intothe world of entrepreneurship and later, as a private equity backed operating CEO.
Liz is responsible for transaction origination, fundraising, investment policy, investor relations and the general management of the firm.
Liz Griggs is a nationally known thought leader, visionary and senior executive in the Healthcare industry. In 1993 she launched One Call Medical which was the platform for what is currently the largest Workers’ Comp ancillary care company in the U.S. with over $1.5 billion in revenue and sold for $2.3 billion to a large PE firm. Ms. Griggs is also a leader in the corporate wellness marketplace as former Chairman & CEO of WorkWell Prevention & Care providing on site rehabilitation services to Fortune 500 companies including addressing the epidemic of obesity and opioid dependence in the workforce.
As the Managing Partner & Founder of Grantchester Group, Liz has built a team of leading CEO's and Senior Executives who have track records of building and operating highly profitable companies in the healthcare, energy, infrastructure and technology markets, with enterprise values between $200 million and $3 billion. The Grantchester team has developed several platforms with significant opportunities to improve and disrupt current business models in energy, healthcare and technology. This is achieved through new applications of technology, innovative new products, and driving growth in sales & improved operations. Some energy and healthcare transactions that require billions of dollars of equity are made possible through partnerships with large PE funds and co-investment with large LP’s, who value the high performance proven teams with innovative strategies built by Grantchester.
Prior to her Operating roles Ms. Griggs worked for the investment banking firm, Donaldson, Lufkin, and Jenrette in both New York and Boston.
Ms. Griggs was a Dean’s Scholar and graduate of the University Delaware, she also participated in the Owner/President Management program at the Harvard Business School.
Liz was an Ernst & Young Entrepreneur of the Year finalist. She is a member of Women in Private Equity (WAVE), and Women Corporate Directors (WCD). She also mentors young women in their business careers and volunteers to help foster children.
Ms. Griggs currently serves on the advisory board of The Martin Trust Center for MIT Entrepreneurship at the Massachusetts Institute of Technology (MIT). She is also on the board of advisors of the University of Delaware's Horn Program in Entrepreneurship.
Chairman of the Investment Committee
Dr. Russell Read brings a wealth of experience as a prestigious leader in the financial services industry. Recognized on Institutional Investor’s top 75 list as one of most effective chief executives, Russell’s proven resume includes leading the investment strategy for the California Public Employee’s Retirement System (CalPers), Alaska Permanent Fund Corporation, and the Gulf Investment Corporation (GIC). His experience has been sought out as a resource for regulatory agencies internationally, the U.S. Congress, the U.S. Senate for more than two decades, and served as Chairman of the Investor’s Committee of the President’s Working Group on Financial Markets under Treasury Secretary Henry Paulson. Named as one of America’s 30 most influential players in business and finance by SmartMoney, Russell’s experience will contribute to the growth and expansion of GCC’s investment strategy.
Rob began his career as a structural engineer for Hughes Aircraft Company. Leveraging his technology experience, he entered software sales. In 1990 Rob joined start up, Rasna Corporation, where he spent five years building field operations in the US and internationally, while living in Germany. After Rasna was acquired by Boston-based Parametric Technology Corporation, Rob spent the next year consulting in the venture capital industry in Silicon Valley.
In 1996, Rob co-founded Ariba, Inc. By leveraging web-based technology, the founders automated the traditional purchasing process in large organizations, revolutionizing commerce between companies. Rob led sales of Ariba taking them from zero to $250 million in four years, making them the fastest growing software company in the industry. In 1999, while living in Holland setting up international operations and customers, Ariba went public and was cited as one of the top 10 IPO’s of all time, reaching a 42-Billion-dollar market cap nine months after the IPO. Rob retired from Ariba as EVP and CMO in late 2000 where he architected key relationships with companies like Dell, Microsoft, Bank of America and American Express.
Since 2001, Rob has developed a portfolio of technology companies. In 2003, he invested alongside Sequoia Capital in LinkedIn, and became a board member. In 2007 he became one of the largest personal investors in Bloom Energy where he serves as a Sr. Advisor to the CEO and his team.
Rob lives in California with his wife Rebecca and five children.
President, Grantchester Energy Group
Gordon Clark has an extensive and varied set of executive experiences as CEO, Company Founder and Board member. His leadership in healthcare, training, technology and services allows him to impact many of Grantchester’s target verticals.
Diplomat of the American College of Radiology
Dr. Cooper brings his deep expertise in Radiology, Medicine and strong business perspectives to the Grantchester Team. After receiving an M.B.A , he combined his expertise in Radiology and Interventional procedures with his business acumen to provide a myriad of services for many health care related ventures. He has performed due diligence for various private equity firms as well as participating in many healthcare related round tables.
Mark was the president of the Physician Advisory Board of a national medical malpractice company. His expertise in operations management was utilized as a physician consultant for Radiology Business Solutions, a national company that managed numerous Radiology practices in the U.S. His roll was to act as mentor to large practices and provide guidance in leadership as well as the business of medicine. His roll was also integral in contract negotiations, always looking to create a “win-win” result for the Hospital and practicing Radiologists.
He has lectured for the American College of Radiology on topics such as practice management, retirement planning and investment strategies. As a member of the Managed Care committee of the American College of Radiology, he has been involved in national contract negotiations for reimbursement and appropriate utilization as well as coding. This committee has been on the cutting edge of the evolution of medicine and its progress during these challenging times.
His expertise as a consultant for a National Utilization review company entailed interacting with various CMO’s in the U.S. His depth of knowledge of all aspects of medicine was integral in this roll.
As Chief Medical Officer of Next Image Medical, his roll was to develop best practices for thousands of imaging centers . This created an efficient model to have the most appropriate studies performed ,thus enabling the patient/employee to be able to return to work in a timely manner without negatively impacting their performance. The need to have all specialties of medicine work together seamlessly to provide the most appropriate medical care as the primary goal was the primary focus.
Mark was Chief Resident at Thomas Jefferson University for two consecutive years. He received a fellowship in Interventional Radiology at Thomas Jefferson University and was an Assistant Professor. He was also Chief of Body Imaging.
One of Mark’s passions is baseball, where he was one of only three people to have their collection exhibited in the Baseball Hall of Fame n Cooperstown N.Y. He authored, Baseball Games: Home Versions of the National Pastime and is considered the world’s expert on this topic.The Smithsonian Institute has acknowledged Mark as having one of the top twenty baseball memorabilia collections in the world. He is highly respected as a baseball historian and has sat on many panels related to his expertise and love of the game. He is currently employed by the Cincinnati Reds and was inducted into their Baseball Fantasy Camp Hall of Fame.
Senior Operating Advisor
Jon Sorenson has a long career in the energy industry working with clients on high profile projects ranging from $5 million - $2 billion. As President/COO of Competitive Energy Services (CES), Sorenson led a team in procuring and managing more energy load than any third-party entity in Northeast and Atlantic Canada, over $2 billion in energy spend, and growing the firm five-fold in sales and energy under management.
Mr. Sorenson was a founding executive officer for SmartEnergy, Inc., a mass-market energy services company providing electricity and natural gas services to customers in NY, NJ and PA. The firm was the first ever retail energy provider to secure energy over the Internet, before being sold to its largest shareholder, Alliant Energy. Sorenson has been involved in securing venture capital, public offerings, business plans and growth models exceeding expectations, as well as successful turn-around strategies.
Mr. Sorenson is Chairman of the Board and President of the New England Canada Business Council (NECBC) and served as Co-chair of the Annual Energy Conference of the New England Canadian Business Council, the most distinguished/prestigious cross border energy conference in North America. Jon has been on the Board of Advisors for the University of Maine, College of Engineering for 14 years, and served as Chairman and Board member of the University’s School of Business, Public Policy, Management and Health for 15 years. Sorenson received the distinguished Stillwater Society Presidential Service Award for his contributions to the University in both Alumni Relations and Energy Management.
Brian Grissler is a nationally recognized leader in healthcare systems operations. His 40 years of experience across urban and suburban community hospitals, regional medical centers and top academic medical institutions enriches the Grantchester team’s ability to evaluate and run companies in the healthcare space.
Scott is a General Partner of Grantchester Group. He joins with over 30 years of experience as an accomplished business leader with a unique and deep expertise creating value through Strategic Talent and Human Capital & Operations leadership in Fortune 50 companies, private equity business, and small cap operations. At Grantchester, he oversees all senior talent sourcing, assessment, and development of high performance portfolio company leaders and Grantchester Sr. Advisors. Scott’s ability to seamlessly influence leaders in multiple industries, at the intersection of C-suites and Boards provides a clear advantage to create value in the marketplace.
Prior to Grantchester, Scott was the Sr. Operating Executive – Human Capital at Welsh, Carson, Anderson & Stowe. At WCAS, he was responsible for developing, implementing and leading human capital initiatives across a portfolio of 30 companies with revenue of $24 billion and 100,000 employees. Prior to WCAS, Scott served as a Lead Human Resource Executive at Cerberus working with investment professionals on diligence, integration, organizational re-design, business transformation.
Previously Scott was: CHRO at Dex Media throughout its carve out, IPO and subsequent acquisition; Vice President, Human Resources at Frito-Lay/PepsiCo where he led U.S. Operations; He started his career at Kraft General Foods with multiple roles in human resources, operations & new product development.
Scott is a Governance Fellow of the National Association of Corporate Directors, serving as the lead advisor or board member to multiple healthcare and HR technology focused businesses.
He earned a Master of Science in Management and Public Policy from Carnegie Mellon University, and a Bachelor of Science in Business Administration from Ashland University.
At Grantchester, Peter oversees Mergers & Acquisitions and serves a key role in deal generation and structuring transactions. His unique experience evaluating deals from multiple perspectives enables Grantchester to quickly identify opportunities to pursue and conversely to avoid.
Prior to Grantchester, Peter was the head of Mergers & Acquisitions and General Counsel at Canterbury Healthcare. Prior to Canterbury Healthcare, he was the managing partner of Leeson Law Group, P.C. and he was also a partner at another investment firm. Additionally, he was recognized by Super Lawyers® as a Rising Star from 2011 to 2014.
Ghentry Pace has been in leadership for more than 25 years working for some of the most well respected healthcare organizations in the country such as Intermountain Healthcare, Apria Healthcare, Conifer Health Solutions and Fresenius North America. His career started in the US Army as a Respiratory Therapist and has progressed through multiple senior leadership opportunities in clinical management, finance and operations. Ghentry has led teams of more than 40 00 people, been responsible for more than $12B in net patient revenue and most recently was the CEO of the largest full service Sleep Diagnostic provider in the country. He has been very successful leading large teams in the not for profit, publicly trade d and Private equity space. Ghentry is a Fellow of the American College of Healthcare executives and still maintains his clinical license as a Respiratory Therapist. He has three sons and lives in Texas with his wife, the boys, and a menagerie of animals on a small ranch.
Clay Kiefaber has a unique background as CEO, Board member and most recently high level Federal Government leadership. His over 28+ years of experience in global strategic planning and policy deployment, mergers and acquisitions, organization restructuring, product development, value selling, as well as technology and process improvement brings a deep leadership and governance skill set to Grantchester companies.
Industry Operating Executive – Transportation & Energy
Mr. Thompson brings 40 years of transportation & energy related senior leadership and investment experience to Grantchester’s related verticals.
Mr. Stanton is a managing director in JLL’s New Jersey office. In his current role, he represents the firm’s corporate clients and other users in all their real estate matters.
Mr. Stanton has managed projects for some of America’s best-known companies including Lockheed Martin, ExxonMobil, Wyeth, Mitsubishi International Corp., Merck, Loral Space & Communications and Sanofi-Aventis.
Mr. Stanton began his career at JLL in July 2008 due to the merger of The Staubach Company.
Prior to joining JLL, Mr. Stanton was one of the two managing principals of The Staubach Company’s New Jersey corporate services division. Mr. Stanton joined Staubach in November 1998. In 1997,he was a principal of Loughlin Stanton, LLC, a commercial real estate firm he founded with his partner, Daniel J. Loughlin. Prior to the formation of Loughlin Stanton, LLC, Mr. Stanton was vice president for George Mintz & Company, Inc., a corporate real estate company where he specialized in tenant representation.
Mr. Stanton is a cum laude graduate of Ithaca College in Ithaca, New York. He is a Leadership New Jersey Fellow and is active in several civic leadership roles including membership on boards for Liberty Science Center in Jersey City, The Washington Center for Internships and Academic Seminars in Washington, D.C., the Regional Plan Association, the Hudson County Chamber of Commerce and New Jersey City University. Mr. Stanton is also active in several industry trade groups on a local and national level including Industrial Asset Management Council (IAMC) and Biotechnology Council of New Jersey (BioNJ).
Dr. Ilia A. Dubinsky is an executive with expertise in leading investment strategy, financing, and portfolio operations for early-stage startups and foundations. As a partner with a European venture fund, Speedinvest Digital East, Ilia led investments with a global focus from their Moscow headquarters. Ilia’s experience also includes Director of Cluster of Energy-Efficient Technologies and Materials of Skolkovo Foundation, Investment Officer of International Finance Corporation (World Bank Group member), and Managing Partner at Cambridge Strategic Advisors.
Dr. Dubinsky earned his master’s in physics and applied mathematics from Moscow Institute of Science and Technology, a master’s in chemistry from the Catholic University of America, and a doctorate in physical chemistry from the Massachusetts Institutes of Technology (MIT). Ilia is also a visiting professor at MIT, teaching graduate-level courses.
Chief Financial Officer
Nathan began his career at Ernst & Young, where as a Senior Associate in the Assurance and Business Advisory Services group, he offered technical accounting research, executed financial and operational audits, and performed M&A analysis for Fortune 500 and other companies in the financial sector.
After EY, Nathan joined the Private Capital group at ORIX Corporation USA. At ORIX, Nathan held several roles while investing balance sheet capital across multiple strategies including both direct and secondary investments to private equity funds and sponsor-led co-investment opportunities. Additionally, he helped launch ORIX Capital Partners, a middle-market private equity fund, where he implemented portfolio company FP&A and valuation processes while also leading diligence efforts on acquisition targets. After launching OCP, Nathan moved on to exploring other investment strategies dedicated to early-stage technology, consumer products, and sports and entertainment.
Since ORIX, Nathan has spent his time consulting with founders and CEOs on fundraising initiatives. He has worked with numerous early-stage businesses to provide coaching and match clients to potential venture capital and private equity investor groups.
Nathan is a graduate of the University of Texas at Austin, where he earned his Bachelors of Business Administration in Accounting and his Master of Professional Accountancy.