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Centennial Celebration: Celina Insurance Group and Hummel & Plum Insurance Agency Mark 100 Years of Partnership


In a milestone event, Celina Insurance Group and Hummel & Plum Insurance Agency are commemorating a century of collaboration. Established in 1924, Hummel & Plum Insurance Agency has been an integral part of Celina’s network of independent agencies, serving the Central Ohio community with dedication and expertise.

Throughout their long-standing partnership, Hummel & Plum Insurance Agency has consistently demonstrated excellence, earning the prestigious Master Agency award from Celina on five occasions. This accolade is reserved for partners who exhibit exceptional commitment to the company’s values and achieve outstanding operating results.

Steve Entenmann, Director of Marketing and Sales at Celina Insurance Group, expressed his appreciation for the enduring relationship, stating, “It’s special to have a relationship with this much history, but what makes it better is knowing that the future is bright. We’re proud of our many years of partnering with Hummel & Plum Insurance Agency, and we know they’ll continue to serve as a trusted resource in their communities for years to come.”

Founded in 1904 in Circleville, Ohio, Hummel & Plum Insurance Agency initially focused on property insurance before expanding its services and geographical footprint over the decades. Today, as an independently owned and locally operated agency, they specialize in a wide range of insurance solutions, including home, auto, life, health, business, and specialty risk coverage. With locations in Circleville and Ashville, they remain deeply rooted in the communities they serve.

Celina Insurance Group, established in 1914 with headquarters in Celina, Ohio, comprises four mutual property and casualty insurance companies. Through a network of over 500 independent agencies across five states, the organization provides comprehensive protection for automobiles, homes, businesses, and farms. Committed to supporting its policyholders and communities, Celina Insurance Group continues to uphold its century-old legacy of excellence and service.