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Terri Marranzino-Ray – Top Executive

Denver, CO – Terri Marranzino-Ray, is being recognized by Continental Who’s Who as a Top Executive for her outstanding contributions in the industry of Electric Power and acknowledgments of her excellence as the Senior Manager with Tri-State Generation and Transmission.

Terri Marranzino-Ray, Executive

Based out of Westminster, Colorado, Tri-State Generation and Transmission is a member-owned and governed cooperative power supplier. The company is home to 46 members, including 43 electric distribution cooperatives and public power districts in four states, and is committed to providing power to more than a million electricity consumers across nearly 200,000 square miles of the West.

As a seasoned and highly qualified executive, Terri Marranzino-Ray has accrued 24 years of vast knowledge and professional experience in the electric power industry. In her current capacity as Senior Manager at Tri-State Generation and Transmission since 2013, she manages nearly 1,000 transmission fleet vehicles, $26M of inventory across four warehouses, investment recovery operations, and oversees the company’s 28 transmission facilities across Colorado, Nebraska, Wyoming, and New Mexico. With Ms. Marranzino-Ray’s leadership, Tri-State Generation and Transmission was named to the Top 500 Private Fleets by Fleet Owner Magazine in 2014.

In recognition of her professional excellence, Ms. Marranzino-Ray has been honored with many awards and accolades including a feature article in Transportation and Logistics Magazine. Her most recent accomplishment included a leadership role for Tri-State with the Re-Entry and Facility Risk Mitigation Committee in response to the COVID-19 pandemic. She is proud to have created and implemented the Re-Entry Phasing plan in 23 days, exceeding her expectations for not only the company but herself. Early in her career, she proved her strength as an administrative assistant, Terri was quickly promoted into, and up through, the vehicle fleet division establishing extensive experience resulting in her promotion 7 years ago to where she is today as Senior Manager of Support Services.

Ms. Marranzino-Ray’s goals for the future is to remain active with Tri-State Generation and Transmission, and further her opportunities and give back to the company that has given her opportunities for a secure future.

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