Two Twin Cities tech companies that specialize in helping health insurers run wellness programs and communicate with their members have merged, forming what they said will be one of the largest such organizations in the nation.

NovuHealth and Revel Health announced the merger last week. The combined company, whose name will be announced next year, will have a client roster that includes 50 health care clients, including seven of the 10 largest health insurance companies.

NovuHealth CEO Steve Wigginton will lead the combined enterprise, while Revel Health CEO Jeff Fritz will serve as an adviser. Terms of the deal were not disclosed.

Based in St. Louis Park, NovuHealth was founded in 2011 by three brothers with a background in customer-loyalty programs for other industries. Its software helps patients use online and offline customized health improvement measures to do such things as reduce stress, track fitness goals and remember to get