S3 Ventures
William Omberg is an accomplished finance professional with a diverse background in investment banking and venture capital. Currently serving as an Associate at S3 Ventures since June 2025, William previously held the position of Investment Banking Associate at Jefferies within the Technology Group from July 2021 to June 2025, where William also worked as an Analyst and Summer Analyst. Prior to that, William gained experience as a Venture Capital Analyst at New Stack Ventures and as a Sales Associate at Brooks Brothers. William's career began with an internship in Private Wealth Management at Agili. Educational qualifications include a B.S. in Commerce with concentrations in Finance and Management from UVA McIntire School of Commerce and a high school diploma from Douglas S. Freeman High School.
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S3 Ventures
S3 Ventures is the largest venture capital firm focused on Texas. They have a single limited partner — a highly-philanthropic family office — whose multi-billion-dollar foundation whose primarily focused on addressing social inequities through family-oriented initiatives — including community and maternal health services, early-childhood education, criminal justice reform, and inclusive neighborhood development.