WALNUT CREEK, Calif., Aug. 20, 2025 /PRNewswire/ -- Heffernan Network Insurance Brokers, a subsidiary of Heffernan Insurance Brokers, providing market access and support services to local insurance ...

WALNUT CREEK, Calif., Feb. 9, 2022 /PRNewswire/ -- The organization formerly known as OLI Insurance Services, a wholly owned subsidiary of Heffernan Insurance Brokers, announced today the rebrand to ...