Jim Sledzik is a partner in Energy Ventures, a venture-capital investor in new energy technology, and is president of its Houston office.

• He has 18 years of worldwide oil and gas industry experience with Schlumberger/WesternGeco
• He was global marketing and new-technology director and vice president of multi-client services for WesternGeco and a global account director for Schlumberger
• He holds a BSc in Geosciences from Pennsylvania State University and an MBA in International Business from the Joseph M. Katz Graduate School of Business, University of Pittsburgh
• He is on the boards of portfolio companies ARKeX, a maker of airborne gravity gradiometry technology; Ingrain, which measures reservoir rock properties; and Oxane Materials Inc., a developer of nano-proppant