
David R. Chapman, PE
President/CEO, Lachel & Associates, Inc.
Technical Director, Tunnels and Underground Construction Services
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Preston Frey
Principal / President of Schnabel Dam Engineering Consultants, Inc.
Member, Board of Directors
Member, Executive Committee
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Raymond A. DeStephen, PE
Principal / President of Schnabel Engineering Consultants, Inc.
Member, Board of Directors
Member, Executive Committee
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Walter J. Rabe, PE
Principal / Executive Vice President of Schnabel Engineering Consultants, Inc.
Member, Board of Directors |
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