Griffin Highline Acquires Majority Stake in Reunion Health Services
July 21, 2026
DALLAS, Texas and MADISON, Mississippi — Griffin Highline Capital LLC (“Griffin Highline”), a holding company focused on investing in insurance operating businesses, is pleased to announce it has acquired a majority stake in Reunion Health Services LLC (“Reunion” or the “Company”), a managing general underwriter specializing in employer stop-loss products for self-funded employee benefit plans. As part of the transaction, Steve Parker, Chief Executive Officer of Reunion, and the management team have retained a significant equity stake in the business, ensuring continued alignment with its long-term success. The partnership positions Reunion for growth while preserving the underwriting discipline and client-first culture that have defined the Company. For Griffin Highline, the investment marks its first in the self-insured marketplace.
Steve Parker will continue to lead the business with his management team. Specifically, he will oversee day-to-day operations, underwriting strategy and relationships with carrier partners, captive managers, third-party administrators (“TPAs”) and brokers.
Reunion is a full-service managing general underwriter that provides cost-effective and creative stop-loss solutions for companies searching for self-funded options for their employee benefit plans. Reunion markets, underwrites and binds coverage, issues and administers policies, collects premium and makes claim payments on behalf of its carrier partners. The management team brings well over 50 years of combined experience in the self-funded employee benefits arena supported by the capabilities of its team of underwriters.
“Relationships are one of the driving forces in our industry and service is at the center of everything we do, from the carriers we represent to our TPA and broker partners and, most importantly, to our self-funded employers,” said Steve Parker. “Griffin Highline understands our business and shares our belief that disciplined underwriting and strong relationships are what drive long-term success. This partnership allows us to invest in our capabilities and pursue new growth while staying true to the service and relationships that have always defined our business.”
“We are delighted to partner with Steve and the Reunion team,” said Michael Doak, Founder and Managing Partner of Griffin Highline. “Reunion has an impressive track record of underwriting profitability and a genuine commitment to service in a market that continues to expand as more employers transition to self-funded plans. We look forward to supporting the continued growth of Reunion while preserving the culture and relationships that have been fundamental to its success.”
About Reunion Health Services LLC:
Reunion is a full-service managing general underwriter of employer stop-loss insurance products, providing cost-effective and creative solutions for self-funded employee benefit plans.
About Griffin Highline Capital LLC:
Griffin Highline is a holding company that invests in and actively manages insurance operating businesses. Its strategy focuses on allocating capital to specialized, niche insurance-related businesses with a long-term, compounding approach as an industry partner.
