LEADERSHIP. EXPERIENCE. IN-DEPTH KNOWLEDGE.

Team James Marshall Bw 635x530

James Marshall

Chief Executive Officer
James Marshall, Chief Executive Officer, has more than 20 years of multidisciplinary achievement in both public company and private equity environments, directing the efforts of large, branch-based businesses with P&Ls of up to $1B in revenue and $250MM in EBITDA. With a passion for operational excellence and continuous improvement, James offers our customers his proven, hands-on leadership style and his in-depth knowledge of recruiting, building, developing and motivating high-performance teams.

Prior to joining Greenrise James served as COO at Liquid Environmental Services, overseeing the sales, customer service, and liquid waste collection and treatment plant operations across the country. He is a graduate of the Wharton School at the University of Pennsylvania, with a Master of Business Administration in Strategic Management, and Marketing & Operations Management, and currently resides outside Philadelphia with his wife Chris and two daughters, Reese and Sloane.

Icon Linkedin

Scott McGaughy

President and Founder
Scott McGaughy, President and Founder, attended Middle Tennessee State University, where he earned his undergraduate and graduate degrees in Aerospace. Scott loves to fly. It is this systematic approach of aircraft and propulsions that also led him to a deep respect and love of nature and the balance that lies within it. Whether on a roof or at grade, to be able to restore the balance in nature through a systematic approach brings him great joy. He resides in Murfreesboro, TN, with his wife Michelle, and their two children, Brennan and Reilly.

Icon Linkedin

Scott Bio
Team Ray Derbecker Bw

Ray Derbecker

Founder

Andrew Little

Senior Vice President, Logistics & Ops Support
Andrew Little, Senior VP, holds a Business Degree from the University of North Carolina at Chapel Hill and a Master of Science in Administration from Central Michigan University. A former officer in the U.S. Air Force and a Fortune 500 Divisional VP, he has spent the past two decades successfully managing large-scale commercial and residential operations across the U.S. Andy and his wife, Jenni reside in Houston, TX, with their two children, Abigail and Jackson. He spends his free time enjoying the outdoors and his teenage kids’ activities.

Icon Linkedin

Team Andrew Little Bw 635x530
Team Jessica Sonntag Bw 2.1

Jessica Sonntag

Senior Vice President Field Operations
Jessica Sonntag, SR VP of Field Operations, attended Northwestern State University, where she earned her bachelor’s degree in general studies with a concentration in Psychology. A seasoned Operations Management professional with over 30 years’ experience, Jessica excels at driving operational efficiency, optimizing processes and streamlining workflows. Recognized for her ability to identify cost-saving opportunities, improve productivity and consistently deliver high quality results, Jessica is passionate about leveraging data driven insights to achieve strategic business objectives. She also loves to develop others and is committed to her team. Jessica enjoys traveling, spending time with her family, and reading. She resides in Stokesdale, NC, with her husband Mike.

Icon Linkedin

David Buck

Senior Vice President
David Buck, Senior VP, holds a bachelor’s degree from Cumberland University, and a Masters in Accounting from Belmont University (Nashville, TN). David is also a Licensed Commercial General Contractor and spent years working with large commercial construction companies. David is a lifelong fan of UT football (Go Vols!) and makes frequent weekend trips to Knoxville during the Fall. He currently resides in Hendersonville, Tennessee, with his wife Angie and their two children, Riley and Addison.

Icon Linkedin

David Bio BW
Megan Ray Mannino Bw

Megan Ray Mannino

Vice President Human Resources
Megan Mannino, VP of Human Resources, attended Freed-Hardeman University, where she earned her undergraduate degree in Elementary Education. Since graduating, Megan has worked in the Human Resources field within a variety of industries. She believes in the importance of a “Human-Centered” culture, values cross-departmental relationships, strives for cohesiveness across all functions and enjoys implementing systems and processes. Throughout her career she has established and re-built many HR processes, systems, teams and procedures. Megan enjoys traveling, spending time with her family, football season and working out. She resides in Mount Juliet, TN, with her husband Justin, and daughter, Everlea.

Icon Linkedin

At Greenrise, our marching orders are simple: To those whom much is given, much will be required. So much of what we do is about understanding water and its impact—on the environment, on our health, on our quality of life. That’s why at Greenrise, we’re actively involved in creating new and innovative ways to bring clean water and beautiful environments to people in need.

Greenrise Icon