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Dianne L. Semingson
External Director
BA Urban Sociology and Public Administration, University of Oregon

Following successful careers in both the public and private sectors, Dianne Semingson founded DLS International in 1992. Headquartered in Philadelphia, PA, DLS partners with CEOs and chief marketing officers to provide strategic market planning, marketing communications and business development services for many of the regions’ most recognizable corporations, foundations and community organizations.


Ms. Semingson also works with non-traditional clients, including life science portfolio companies of venture capital firms. A current client recently completed a successful IPO, of which Ms. Semingson was an integral part of the team.


From June 2011-2013, Ms. Semingson served as President and CEO of Semingson Enterprises, Inc. She led this natural resources, real estate, and hospitality company through the transition from its founding father. Ms. Semingson was a member of the Board of Directors of the family–owned business from 1981.


As regional director for the U.S. Department of Commerce, Ms. Semingson oversaw economic development programs in the six-state Mid-Atlantic Region. For five years, she and her staff provided briefings for the White House and the U.S. Secretary of Commerce on regional economic and industry affairs. Upon leaving government, she was named director government and industry affairs for ARCO Chemical Company. Ms. Semingson also served as corporate vice president for marketing and communications for the Hill Group, Inc, an international construction consulting and engineering firm.


Prior to moving to Philadelphia, Ms. Semingson served as deputy director of commerce for the Midwestern Region headquartered in Chicago. She also held multiple executive positions with the U. S. Department of Housing and Urban Development in Chicago, Columbus, and Detroit.


A graduate of the University of Oregon with a B.A in urban sociology and public administration, Ms. Semingson has completed executive management programs at Duke, Harvard, and Northwestern universities.