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Leadership Team
The Quartz Executive Team leads our 700+ employees toward improving the health and well-being of our communities. From our health system partnerships to proactive wellness programs, we are committed to expanding our members’ access to quality health care – and igniting the power to create a life well-lived.
Christine Senty
President & CEO
As the President and CEO, I am both honored and proud to lead a dynamic, provider-sponsored health plan. We live our mission every day to stop at nothing to provide proactive solutions to build a life well-lived.
Christine Senty
President & CEO
Jami Berger, BSN, RN, MBA
SVP, Chief Clinical Officer
Jami Berger, BSN, RN, MBA
SVP, Chief Clinical Officer
“I’m excited to be joining the strong leadership team at Quartz,” Berger said. “It’s an honor to be joining a company focused on continually innovating to ensure the best possible clinical outcomes for the members we serve. I look forward to working collaboratively with Quartz’s outstanding provider network to help Quartz grow and continue to deliver high-quality, affordable health care coverage and innovative wellness solutions.”
Berger is an approachable, innovative leader with expertise in advocating for high-quality clinical programs and health plan operations. She brings to Quartz extensive experience in navigating and effectively prioritizing population health goals and the strategic needs of multiple provider sponsors.
Jeff Butcher
SVP, Treasurer & Chief Financial Officer
Jeff Butcher
SVP, Treasurer & Chief Financial Officer
Siva Balu
SVP, Chief Information and Digital Officer
Siva Balu
SVP, Chief Information and Digital Officer
Before joining Quartz, Siva played a key role at UnitedHealth Group, where he drove digital advancements for the Ancillary and Individual business lines. His leadership extended to the YMCA of the USA, where he led a nationwide digital transformation, including the creation of the Y Cloud platform and innovative tools such as a mobile app, virtual health content, and big data analytics. Siva's long-standing career includes over two decades at Blue Cross Blue Shield, where he leveraged technology to improve the experience of over 110 million members, help reduce operational costs, and address social determinants of health.
At Quartz, Siva is excited to further his passion for technology-driven transformation. His focus will be on enhancing the member experience, streamlining operations, and delivering personalized healthcare solutions.
Siva holds an MBA from Lake Forest Graduate School of Management and advanced executive degrees in Strategy and Innovation from Harvard and Artificial Intelligence from MIT. His leadership and insights make him a sought-after keynote speaker and a respected board member in the nonprofit sector, where he actively supports diversity, equity, inclusion, and belonging (DEIB) initiatives.
Kristie Breunig
VP, General Counsel & Secretary
Kristie Breunig
VP, General Counsel & Secretary
Kristie earned her juris doctor from Drake University Law School and bachelor of arts in history from University of Northern Iowa. She is a member of the Wisconsin State Bar Association and holds certificates in legislative practice and public service from Drake University Law School.
Brian Collien
VP, Sales & Product Management
Brian Collien
VP, Sales & Product Management
Brian previously served for two decades at Quartz, culminating in his last role as Vice President, Chief Business Development Officer, with oversight over business and network development. He has extensive experience in leading through change and creating a culture that values diversity, functions as a team, and produces measurable results with a high level of engagement. Brian has been a trusted partner with Quartz’s network of providers, brokers, employers, and many other stakeholders. He is instrumental in helping Quartz deliver programs focused on health improvement, affordability, and a superior experience for our members.
Brian is committed to giving back to his community; he recently led the Board of Directors of Access Community Health Centers, a Madison-based non-profit with the mission of improving the health and lives of people who otherwise face financial, cultural, or language obstacles that prevent access to high-quality, affordable health care.
Christina Ott
VP, Chief Strategy Officer
Christina Ott
VP, Chief Strategy Officer
Debbie Schiffman
VP, Operations
Debbie Schiffman
VP, Operations
Tom Ward
VP, Chief HR Officer
Tom Ward
VP, Chief HR Officer
Asif Mujahid
Chief Data Officer
Asif Mujahid
Chief Data Officer
“It is my honor and privilege to be part of the leadership team at Quartz and also to be part of the extended Quartz family. I am particularly energized by Quartz’s strong sense of purpose in serving its communities and look forward to leading the charge to build data, analytics, and predictive modeling solutions that have a transformative impact on the members we serve.”
As Chief Data Officer at Quartz, Asif will oversee data-driven innovation, helping to improve upon critical competencies such as data and platform engineering, data governance, business intelligence, data science, and measurement strategy. Asif is also committed to ensuring data is accessible and actionable to help improve organizational decision-making and foster a better overall health care ecosystem.