Nellie Chappell-White, President and Chief Executive Officer
Nellie Chappell-White started her management career in aerospace serving as a Program Manager, making contributions to the NASA Mission since 2000. In 2004, Nellie played a key role in creating JES Tech, and served as Operations Manager and Chief Operating Officer since the company’s inception. In April 2018, Nellie succeeded Bobbie Jessie as President and CEO of JES Tech.
During Nellie’s career as JES Tech’s Chief Operating Officer, she supported over a dozen contracts at multiple NASA Centers throughout the United States, leading teams that made significant contributions to NASA’s mission in functional areas, including the Human Health and Performance Directorate and the Safety and Mission Assurance Directorate.
Nellie’s experience provides her with unmatched insight into JES Tech’s operations and a remarkable focus on performance to ensure that all technical, cost, schedule, and personnel management aspects of JES Tech’s support are accomplished with optimal professional performance. As President and CEO, she leads the company to deliver unconditional customer satisfaction to its customers. Emphasizing communication and relationship building with employees and customers, Nellie has demonstrated a natural ability to lead teams in achieving outstanding performance across diverse work groups of scientific, medical, research, engineering, technical, administrative, and logistics personnel.
Nellie’s vision and leadership drives JES Tech’s commitment to consistently deliver quality service and performance for its customers. Through active communication, she promotes improved awareness of employee and customer perspectives. Her approach encourages strong and collaborative relationships that drive excellent performance and team loyalty, the hallmarks of the JES Tech culture. Nellie commits to know every member of the JES Tech family by their first name, nurturing and maintaining the team’s strong sense of self-worth and dedication to the JES Tech mission.
In addition to her corporate responsibilities, Nellie serves as a member on the Board of Directors for the Bay Area Houston Economic Partnership (BAHEP). She is a member of the BAHEP Aerospace Advisory Committee and the Johnson Space Center (JSC) Joint Leadership Team. Nellie also serves on the JSC Human Health and Performance Contract Fellows Executive Committee. She is a long standing member of Toastmasters International, receiving the Toastmasters District Club President of the Year award. Nellie is a frequent speaker on leadership and communication topics.
Keith Sabin, Vice President and Chief Financial Officer
Keith Sabin began his aerospace career in 1986 as an Accountant and Financial Analyst. With expertise for financial modeling, data analysis, and an ability to multitask, he advanced in the NASA community as a Finance Manager and later as a Vice President of Business Operations. His experience includes contract administration of more than 60 government and commercial contracts and subcontracts with individual values up to $50M.
Keith’s comprehensive knowledge of business functions and government contract administration helped spearhead co-founding JES Tech. As Vice President and Chief Financial Officer of JES Tech, he leads all financial and administrative functions, including accounting, financial analysis, banking, benefits, contract administration, and proposal pricing.
Keith emphasizes customer satisfaction as a key ingredient of the services the financial team delivers to JES Tech’s employees and customers. His broad base of experience and expertise in the financial, contractual, and project management arenas contribute to the responsiveness and operational flexibility that JES Tech is known for.
Outside of his corporate responsibilities, Keith is involved in the National Contract Management Association, Johnson Space Center Joint Leadership Team, and the National Management Association. He has advanced training related to the Department of Labor McNamara-O’Hara Service Contract Act (SCA) and lends support to government contractors regarding SCA compliance.
Bobbie Jessie, Co-Founder
Bobbie Jessie, alongside Keith Sabin, co-founded JES Tech in 2004 as a U.S. Small Business Administration certified HUBZone small business. Their goal was to provide a bridge promoting economic development and employment growth in low income/ high unemployment areas of our community.
Ms. Jessie leaves a legacy of changed lives. She epitomized JES Tech’s commitment to providing government and commercial clients with an outstanding partnering experience through a focus on professional conduct, technical excellence, and unconditional customer satisfaction. Her expectation to the JES Tech team remains firmly in place:Perform with Excellence.
Under Bobbie’s leadership, the team’s devotion to quality service and performance propelled JES Tech to receive several prominent awards. In 2008, JES Tech earned the Small Business Administration Region VI Subcontractor of the Year—a distinguished award presented at the White House by President George W. Bush. JES Tech also received the Johnson Space Center’s Subcontractor of the Year, and United Space Alliance’s HUBZone Supplier of the Year awards.
We are forever grateful for the strong values Bobbie instilled in the company. Highly respected both inside and out of the company, Bobbie set the standard for excellence within JES Tech. Every JES Tech employee, as well as a large network of colleagues, customers, and community leaders, will benefit from Bobbie’s influence for decades to