Secures No. 18 spot as only health insurance company ranked on list of state’s most successful private businesses
MADISON, Wis. – Quartz announced today that it secured No. 18 on Deloitte’s Wisconsin 75™, a ranking of the 75 largest private companies based in Wisconsin.
Christine Senty, President and CEO of Quartz, credits the company’s strong health system partnerships and commitment to member well-being with its accomplishment.
“Being recognized among Wisconsin’s leading private companies is an honor and a reflection of the trust our members and partners place in us,” said Senty. “By working hand in hand with our health system partners and listening closely to the needs of our communities, Quartz continues to deliver meaningful value to the people and places we serve.”
Quartz previously ranked No. 22 on the Wisconsin 75 list and has been featured on the list each year since 2021. Quartz remains the only health insurance company represented.
“The organizations recognized in the Wisconsin 75 exemplify resilience, vision, and a deep commitment to Wisconsin’s future. Their success stories inspire us all, and we are proud to honor their role in shaping our state’s economic landscape.” – P.J. DiStefano, Wisconsin managing partner of Deloitte LLP.
The 2025 Wisconsin 75™ honorees were announced this week at a special recognition event in Milwaukee. The annual event spotlights the state’s largest and most successful private companies for their contributions to Wisconsin’s economy. For more details, visit the Wisconsin75 website
About Quartz
Quartz Health Solutions, Inc. (Quartz) is jointly owned by Advocate Health, Emplify Health by Gundersen, UnityPoint Health, and UW Health. The company manages four provider-owned health insurance plans: Quartz Health Benefit Plans Corporation, Quartz Health Plan Corporation, Quartz Health Plan MN Corporation, and Quartz Health Insurance Corporation. As a third-party administrator, Quartz also services self-funded health plans. Through an extensive provider network, Quartz focuses on local, community-based health care and services for customers who live in Wisconsin, Illinois, Iowa, and Minnesota. Quartz Health Solutions, Inc., Quartz Health Benefit Plans Corporation, Quartz Health Plan Corporation, Quartz Health Plan MN Corporation, and Quartz Health Insurance Corporation are separate legal entities. For more information, visit QuartzBenefits.com.
About Deloitte’s Wisconsin 75
Deloitte’s annual Wisconsin 75 list salutes the largest privately held Wisconsin-based companies. These companies play a key role in the state’s economy. The Wisconsin 75 list is selected based on annual sales revenue.
To be eligible for Deloitte’s Wisconsin 75 recognition, companies must have a majority ownership by an individual(s), family, employee stock ownership plan, or private equity firm. Public companies are eligible when greater than 50 percent of the value or vote of the shares are owned by individuals, family, an employee stock ownership plan, or private equity. Additionally, companies must have annual sales revenue of at least USD 50,000. The Wisconsin 75 excludes cooperatives and accounting, tax, legal, and consulting service companies.
About Deloitte
Deloitte refers to one or more of Deloitte Touche Tohmatsu Limited, a UK private company limited by guarantee (“DTTL”), its network of member firms, and their related entities. DTTL and each of its member firms are legally separate and independent entities. DTTL (also referred to as “Deloitte Global”) does not provide services to clients. In the United States, Deloitte refers to one or more of the US member firms of DTTL, their related entities that operate using the “Deloitte” name in the United States and their respective affiliates. Certain services may not be available to attest clients under the rules and regulations of public accounting. Please see www.deloitte.com/about to learn more about our global network of member firms.
