William J. Hillegas

Title: Vice President, Chief Technical Officer, Co-Founder
Company: SoloHill Engineering Incorporated
Location: Ann Arbor, Michigan, United States

William Hillegas, Vice President, Chief Technical Officer, and Co-Founder at SoloHill Engineering Incorporated, has been recognized by Marquis Who’s Who Top Engineers for dedication, achievements, and leadership as a professional engineer.

From a young age, Dr. Hillegas was always interested in science and chemistry. As a child, he participated in a program at his school where he sold seeds and earned a free chemistry set. In high school, he decided to focus his passion for science into a career in engineering, and upon his graduation, he attended the Drexel Institute of Technology, where he earned a Bachelor of Science in 1960. Dr. Hillegas continued his academic pursuits at Northwestern University, receiving a Master of Science in 1967 and graduating with a PhD in 1968. He believes it is vital to follow your passion and do what you enjoy.

Dr. Hillegas garnered experience as a student engineer at the Philco Corporation in Lansdale, Pennsylvania, from 1956 to 1960, and rose to the rank of an engineer at the company, which he held until 1963. Upon his graduation from Northwestern University, he accepted a position as a scientist for the Xerox Corporation in Rochester, New York, where he remained from 1968 to 1978. Dr. Hillegas subsequently started as a research manager for KMS Fusion Incorporated in Ann Arbor, Michigan, a post he held for more than five years until he left to co-found SoloHill Engineering Incorporated in 1984. For nearly 30 years, he continued to work for the company as the vice president, the chief technical officer and a member of the board of directors.

Throughout his accomplished career, Dr. Hillegas was the recipient of numerous grants, including from the American Iron and Steel Institute, Small Business Innovation Research (SBIR), the National Cancer Institute (NCI) and the National Institute of Allergy and Infectious Diseases (NIAID). He additionally received grants from both the Michigan State Research Fund and the United States Navy. Dr. Hillegas holds patents for multiple advancements, including a high sensitivity visible-infrared photo-conductor, an imaging recording process, a roller bottle system, a filter-separator pour-out cap and collagen-coated micro-carrier beads. He has also contributed more than 25 articles to professional journals and maintains membership to the American Association for the Advancement of Science.

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