South Carolina 500 | 

Joe Renwick

Organization
Green Energy Biofuel LLC
Title
CEO

Joe Renwick leads Green Energy Biofuel LLC, a multi-state waste-to-resource company that began in his garage and now employs more than 40 people. Renwick earned a Bachelor of Science in Business Administration from The Citadel.

Under his leadership, the Warrenville company completed major facility upgrades in 2024, installing new processing equipment and expanded centrifuge capacity to handle heavier industrial waste streams. The South Carolina Manufacturers Alliance named Green Energy Biofuel Innovator of the Year in 2025. Previous recognition includes the Carolina Recycling Association’s Annual Recycling Award and Recycler of the Year in 2022.

Renwick’s first venture was R&R Landscaping Services, which he built and sold at 18. He serves as a guest speaker for the Rotary Club of Aiken on renewable energy topics and presented at the WETT Show on waste processing innovations. He is scheduled to speak at the 2026 event.

“The best advice I’ve ever received is to stay focused on your mission and surround yourself with people who believe in it just as much as you do,” Renwick said.

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The South Carolina 500 is the definitive guide to the most influential people driving South Carolina economy. Spanning industries from healthcare and finance to construction, law, and education, this statewide list brings together top leaders recognized for their impact, innovation, and leadership across sectors.

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