Executive Staff
Guerrilla RF, headquartered in Greensboro, NC, provides high performance Monolithic Microwave Integrated Circuits (MMICs) for the automotive, 5G infrastructure, and cellular booster markets. Since our inception, we have dedicated ourselves to the development of innovative, industry leading MMICs that enable equipment manufacturers to provide greater coverage area and higher data rates.Partnered with the world's best semiconductor foundries and assembly houses, we have the supply chain capacity to meet any customer need. Our parts are ready to drop in your application and take it to the next level. Upgrade now to Guerrilla RF.
Ryan Pratt
Founder, CEORyan has two decades of RF semiconductor experience. His experience includes Director of Engineering at Skyworks, Greensboro design center (which he founded), Engineering Manager of RFMD's Network Components Product Line Wi-Fi front end group, and RFIC design engineering positions in RFMD's Digital Cellular Product Line, Infrastructure Product Line, and Network Components Product Line Wi-Fi group. Ryan holds a Bachelor of Science in Electrical Engineering from North Carolina State University.
Mark Mason
COOMark has over 23 years of experience in the semiconductor industry. He began his career at RF Micro Devices in 1997 as a RF Characterization Engineer and contributed to the company's incredible growth. During the next 14 years, he managed Product Engineering and Production Test Development teams in the RF Transceiver and Multi-Markets Products groups. Mark worked 8 years at Triad Semiconductor in the role of VP of Operations. During this time, customer shipments increased considerably with individual part numbers shipping over 10M units annually. He enjoys the crucial relationships collaborating with APAC manufacturing partners and is committed to serve Guerrilla RF customers well! Mark earned his BSEE degree from West Virginia University.
Kellie Chong
CBOKellie brings a unique perspective to the company, blending technical and business expertise as part of her leadership skillset. She originally entered the semiconductor industry as an integrated circuits (IC) design engineer, creating a variety of RF and microwave devices along the way. Kellie joined RFMD (which later became Qorvo) in 1992 as one of the company's very first design engineers. She quickly advanced within its technical ranks, eventually managing a global team consisting of applications, design and product engineering. Her leadership skills were later harnessed for product line management, and she led teams which focused on GPS development, RF filter technology, and broadband infrastructure. Kellie holds a Bachelor of Science degree in Electrical Engineering from North Carolina State University, and a certificate in Executive Business Management from the University of North Carolina - Greensboro.
Mike John-Williams
CFOMike brings extensive global finance and leadership experience across Fortune 500 companies, European publicly traded organizations, and innovative startups. With expertise spanning financial planning and analysis (FP&A), treasury management, operations, manufacturing, commercial finance, and strategy, he has consistently driven strategic growth, optimized financial performance, and delivered measurable results in diverse roles.
Throughout his career, Mike has successfully led financial strategies for large-scale manufacturing operations and product-focused organizations, improved ROI and working capital efficiency, and navigated complex corporate transformations across multiple industries. His broad skill set and adaptable leadership style make him a trusted partner for businesses looking to thrive in today's competitive environment.
Mike earned a Bachelor's degree in Finance and Economics from Western Michigan University's Haworth College of Business and an MBA from the University of Michigan's Ross School of Business.