The Team
Enkara’s team represents a rare cross‑section of expertise, bringing together leaders in physics, optics, materials science, engineering, and construction to develop the next generation of transparent solar technologies. This multidisciplinary foundation allows Enkara to bridge laboratory research with real‑world manufacturing and building integration, creating energy‑generating materials that are both scientifically advanced and commercially practical.
Cullin J. Wible
Cullin is a technology entrepreneur and company builder focused on advancing materials and energy technologies that solve real-world challenges. As CEO of Enkara, he leads the company’s vision, strategy, and execution as it brings transparent solar materials to market for the rapidly growing BIPV sector. His work centers on building strong teams, guiding product direction, and developing the partnerships required to scale new technology into commercial success.
Cullin led the formation of Enkara through the merger of the Conti Innovation Center and Edgehog Advanced Technologies, bringing together years of research in transparent solar materials, stable photovoltaic semiconductor stacks, transparent conductors, and optical coatings. He works across customers, investors, and industry partners to translate this technology platform into reliable, bankable products that set a new standard for energy‑generating building materials.
Chief Executive Officer
Tim Gessert, Ph.D.
Chief Scientist
Tim Gessert is a leading expert in thin‑film photovoltaics with more than three decades of experience advancing next‑generation solar materials and device architectures. From 1983 to 2015, he held research and leadership roles at the National Center for Photovoltaics at the National Renewable Energy Laboratory (NREL), progressing from Research Technician to Principal Scientist and Group Manager of the Polycrystalline Thin‑Film Photovoltaic Devices Group. He has directed research teams, mentored scientists and students across major universities, and contributed foundational work that is now incorporated into commercial thin‑film photovoltaic modules. Tim has also served as Senior Scientist for photovoltaic research at EPIR Technologies and continues to support the field through consulting, teaching, and leadership roles in the American Vacuum Society, where he is a Fellow and former President.
Tim has authored more than 230 publications, co‑authored multiple books and book chapters, and holds over 13 issued U.S. patents with additional patents pending. His technical work spans vacuum‑processed contacts, device stability, and materials innovations that enhance performance and manufacturability of polycrystalline and crystalline photovoltaic devices. As Chief Scientist at Enkara, Tim leads scientific vision and R&D strategy, applying decades of experience to advance high‑performance transparent and lightweight solar materials that can transform how energy is generated in buildings, agriculture, and beyond.
Amanda Martinez
Scientist
Amanda Martinez is a chemical engineer with strong expertise in thin‑film materials, process engineering, and laboratory operations. She joined The Conti Innovation Center in 2022 after earning her B.S. in Chemical Engineering from Rutgers University, and at Enkara she plays a key role in laboratory process design, safety, and the deposition and analysis of multiple layers essential to thin‑film photovoltaic devices. Her hands‑on approach, background in experimental design, and experience developing process flow diagrams and safety protocols make her a critical contributor to Enkara’s next‑generation solar materials research.
Jamie Rozzell
Scientist
Jamie Rozzell has a strong background in analytical chemistry, process optimization, and laboratory quality systems. She holds a B.S. in Chemistry from Lindenwood University and brings extensive experience in advanced analytical techniques, including chromatography and spectroscopy, as well as method development and data interpretation. At Enkara, Jamie focuses on process control and quality development for thin‑film photovoltaic fabrication, ensuring precision, reliability, and continuous improvement across laboratory operations. Her expertise in technical reporting, compliance, and standardized workflows strengthens Enkara’s ability to deliver high‑performance, production‑ready solar materials.
Ben Evans
Scientist
Ben Evans has a Bachelor of Science in Aerospace Engineering from MIT, where he specialized in robotics and systems engineering. At Enkara, he applies this expertise to process and equipment design, developing specialized tools, control systems, and laser‑based solutions essential for thin‑film photovoltaic fabrication. His background spans robotics, embedded systems, machining, welding, 3D printing, and electronics integration, supported by proficiency in engineering software such as SOLIDWORKS, AutoCAD, and LabVIEW. Ben’s hands‑on approach to complex system design and his ability to build precise, reliable equipment make him a key contributor to Enkara’s next‑generation solar manufacturing capabilities