Board of Directors and Investors


Craig Burson Craig Burson, HIG Growth Partners

As a Managing Director at H.I.G. Growth Partners, Craig has invested in a broad number of industries including consumer, information technology, industrial and healthcare. Craig focuses his investments on growing businesses that have the ability to change the status quo of their industry through transforming technologies and services.

Prior to joining H.I.G., Craig was a member of Raymond James & Associates technology investment banking practice where he was active in public offerings, private placements and mergers & acquisitions. In addition, Craig worked for the Boston Consulting Group doing analysis in a number of different industry segments. Prior to the Boston Consulting Group, Craig held management positions in engineering, sales, marketing and new business development with the Dow Chemical Company. His focus at Dow Chemical was on the healthcare, semiconductor, water treatment, mining and oil & gas industries. Craig also served as business development leader at Schlumberger where he was involved in advanced oil and gas well treatment technologies and Mobil Oil, where he worked as an engineer on the Parachute, CO oil shale project. He also spent some time working in the trenches as a roust-a-bout for Phillips Petroleum. Additionally, he is the founder of Aqua Molecular Inc., a firm that provided advanced water purification technologies to the industrial and consumer markets.

Craig earned a Bachelor of Science degree in Mining Engineering from the Colorado School of Mines and an M.B.A. from Harvard Business School.



John Cambier John Cambier, North Carolina Idea Fund Partners

John Cambier is a founding general partner at IDEA Fund Partners. Over the past 10 years, John has used a deep understanding of technology commercialization and company formation, along with his experience managing intellectual property, licensing and contracts, to help grow technology companies throughout the Southeast.

At IDEA Fund Partners, John holds responsibilities for finance and investor relations functions in addition to serving as a key member of the investment team and advisor to portfolio companies. John also serves as the Chief Financial Officer of NC IDEA and an advisor to its grants program, playing a key role in the company selection and mentoring process.

John's investments include Unitive Electronics (acquired by Amkor), Ziptronix, ISIC Corporation, Hexatech, Brightdoor Systems and Social Solutions. He currently serves as a director on the board of Brightdoor Systems and is an observer on the boards of Hexatech and Social Solutions.

Working in the technology sector since 1994, John has held various operational roles and was involved in the spin-off of four companies from MCNC, including the formation and ultimate sale of Cronos Integrated Microsystems to JDS Uniphase for $665 million in 2000.

John received a B.A. in International Relations from Michigan State University and an M.B.A. from the University of North Carolina at Chapel Hill.



John Goehrke, CEO John Goehrke, CEO

John Goehrke brings over 30 years of sales, marketing and general management experience to HexaTech. Most recently, he was CEO at Centice Corporation, a provider of unique technology and systems for identification and verification of chemical substances. Previously, he was CEO at Nextreme Thermal Solutions, a leader in thin-film thermoelectrics, which was sold to Laird Technologies in February 2013. Other operational roles include CEO of siXis Inc., pioneers of advanced Silicon Circuit Board (SiCB) technology, and COO of Luna Innovations, where he was part of the executive management team that successfully completed an Initial Public Offering. Previous to Luna Innovations, John was CEO of Luna Technologies and General Manager of Acterna’s Access Division, based in Germantown, MD, and the Fiber Optics Division based in St. Etienne, France.



Joe Grzyb, Chairman Joe Grzyb, Chairman of the Board

Joe brings 30 years in compound semiconductors. He is a serial entrepreneur having worked in and led several VC-backed start-ups. His experience includes CEO of Reactive NanoTechnologies, General Manager of RF Micro Devices’ $400M Power Amplifier Product Line and senior leadership positions at ITT, AmeriTech Exports and USAF Avionics Lab.






Dave McLean Dave McLean, Sevin Rosen Funds

Dave McLean joined Sevin Rosen Funds as a General Partner in 2004. He focuses on early stage businesses in sectors with few venture-backed competitors. With an emphasis on “company building”, Dave relies on his extensive operating background to help his portfolio companies from concept phase to profitability. Prior to joining the firm, Dave was the CEO of two Sevin Rosen start-ups; Applied WDM and Cicada Semiconductor. He began his career with IBM’s Technology Group where he focused on high performance computing and spearheaded the worldwide introduction of IBM's signal processing product line. Dave currently serves on the board of Hexatech, Market6, and BioBDx.



Mitch Mumma Mitch Mumma, InterSouth Partners

Mitch joined Intersouth Partners in 1989, and is primarily responsible for Intersouth's technology portfolio. He has held management positions with various companies throughout his career, including three start-up companies, all of which subsequently went public. Mitch is known for board and syndicate leadership as well as tireless focus on portfolio company success. He has provided early financing and venture leadership for numerous successful companies and served as CEO of an Intersouth portfolio company.

Prior to joining Intersouth, Mitch worked in finance and operations for a high growth computer hardware and software company. Previously, he worked as a manager in the high growth business practice at Touche Ross & Co. (now Deloitte & Touche). Mitch is a member of the Advisory Board of the Center for Entrepreneurship and Innovation at Duke's Fuqua School of Business. In addition, he has served as a mentor to the Kauffman Foundation's Kauffman Venture Fellows Program. Mitch is a frequent speaker on the topic of venture capital and an adjunct professor at the Kenan-Flagler Business School at UNC where he teaches a course on venture capital. He received an A.B. in management science from Duke University.



Dr. Raoul Schlesser, VP Dr. Raoul Schlesser, Co-Founder

Raoul has over 20 years of experience in experimental physics, including nonlinear optics, solid state physics, crystal growth and nitride semiconductors. He has been an Associate Research Professor at North Carolina State University and has co-authored over 130 publications. He currently manages Crystal Growth and Wafering operations at HexaTech.