Mark Bozich, SPE, was appointed Houston engineering manager at SIGMA3. He will develop and direct the company’s new, Houston-based engineering division. Bozich has 34 years of industry experience and expertise in the design and 3D modeling of hydraulic fracturing programs. He most recently served as a completion consultant for FTS International, where he designed hydraulic stimulation projects for clients in Latin American, China, and Saudi Arabia. Bozich has also held positions with Fractech Services, Flint Energy Services, and Halliburton Energy Services. He serves as chair of SPE’s Public Service Award Selection Committee and is former chair of the SPE Continuing Education Committee. Bozich earned a BS in engineering from New Mexico State University and an MBA in finance and management from the University of Houston.