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Kiewit Luminarium names Mathew “Mat” Sinclair as new Chief Executive Officer

January 7, 2025

The board of directors of Kiewit Luminarium has announced Mathew “Mat” Sinclair as its new chief executive officer, effective Feb. 18. Sinclair brings more than 30 years of experience in museum leadership, strategic planning and community engagement. He will guide Kiewit Luminarium into its next phase of innovation and outreach.
Linda Brandl, who has been serving as interim CEO, will continue to lead the organization until Sinclair assumes his position in February.

“Mat Sinclair is an outstanding leader with a strong track record of building collaborative, community-focused initiatives,” said Trent Demulling, chair of Kiewit Luminarium’s board of directors. “His passion for creating hands-on, meaningful experiences in science and technology makes him the ideal CEO to drive Kiewit Luminarium’s mission forward.”

Sinclair began his career at the Oregon Museum of Science and Industry in Portland, where he spent more than a decade in several key leadership roles, ultimately serving as vice president of education. During his tenure, he oversaw a $10 million annual budget and led programs that significantly expanded the museum’s reach and impact, including the introduction of a “Total Guest Experience” philosophy that shaped exhibits and operations.

Most recently, Sinclair served as president and CEO of the Terry Lee Wells Nevada Discovery Museum in Reno. Under his executive leadership, The Discovery doubled its attendance, exhibits and earned income while evolving into a nationally recognized hub for hands-on STEM learning. Sinclair also spearheaded innovative initiatives, such as a statewide feasibility study for expanding science outreach programs and establishing a non-profit peer coaching network for local leaders.

“I am honored to join Kiewit Luminarium and look forward to working with our dedicated team, volunteers and community partners,” Sinclair said. “My goal is to cultivate a dynamic environment where curiosity thrives and visitors of all ages can discover the transformative power of science and technology.”

Under Sinclair’s leadership, Kiewit Luminarium will continue developing interactive exhibits, enhancing statewide outreach programs and fostering collaborations that emphasize the importance of STEM education in today’s world.