From the Ranch to Racetrack. Shelby Cortese is the owner of GreaseGO, a brand dedicated to delivering hardworking cleaning solutions for hardworking people. Raised with deep roots in the cattle industry and fueled by a passion for racing from a young age, Shelby understands the value of reliability, performance, and grit. Growing up around ranching and later spending years involved in motorsports, Shelby developed an appreciation for products that can stand up to tough jobs and demanding environments. Those experiences helped shape her commitment to offering cleaning products that perform in real-world conditions—from ranches and race shops to homes, workshops, kitchens, and laundry rooms. As the owner of GreaseGO, Shelby is focused on providing dependable products that customers can trust. Her leadership reflects the same work ethic and determination that have guided her throughout her life: work hard, solve problems, and never compromise on quality. Today, GreaseGO continues to serve families, ranchers, racers, tradespeople, and homeowners who need products that work as hard as they do.