Leadership Team

As CEO of OffSec, Ning is responsible for the company culture, vision, strategy, and execution. She joins OffSec with 20+ years of experience after having held COO/CFO/CTO roles at several fast-growing companies including HackerOne and lynda.com. Ning has extensive experience in leadership, company building, operations, fundraising, and M&A. She is passionate about building great companies through high-performing teams, narrowing the talent gap in security, and promoting and nurturing women in tech and security. Ning has a Ph.D. in physics from UC Berkeley and has worked at McKinsey & Co.

Jim (elwood) began his tech career as a network administrator with a particular talent for network intrusion simulation, digital investigations, and malware analysis. Jim started teaching for OffSec in 2009 as an instructor for the Penetration Testing with Kali (PWK) course -- a role he still enjoys. He went on to co-author Metasploit: The Penetration Tester's Guide and Kali Linux: Revealed, and has developed and curated a number of OffSec courses. As the Chief Content and Strategy officer, he currently oversees the open source Kali Linux development project and participates with OffSec's Penetration Testing Team.

As Chief Student and Customer Success Officer, Jeff is responsible for creating and delivering world-class student experiences. He brings over 20 years’ experience in professional services, business transformation, growth strategy and customer success. Jeff joins OffSec after holding customer success, sales leadership, and operational roles at fast-growing companies, including HackerOne and Medallia. He is passionate about growing and serving mission-driven technology businesses, designing and delivering exceptional customer experiences, and building high-performing teams. Jeff is a graduate of Wake Forest University, and has worked at McKinsey & Co.

As the Vice President of Engineering and Product, George is responsible for developing product strategy and product roadmap to support the company vision and strategy; implementing product roadmaps, practicing technical industry best practices, developing quality codes, and delivering against key metrics. George has over 20+ years of experience in engineering with prior experiences at lynda.com and LinkedIn. George has a BS degree in applied Mathematics from UCLA.

As General Counsel, Donyelle oversees OffSec's global legal affairs. She is a member of OffSec's leadership team. Donyelle began her 20+ year career at Pillsbury Winthrop in San Francisco, and has held legal positions at Macromedia, MySQL, Sun Microsystems, and NetSuite. Donyelle holds a bachelor's degree in Law & Economics from Mills College, and a JD from U.C. Hastings, where she was an editor of the Hastings Law Journal.