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Our leadership team

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Mark Lilie, PE

CEO

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Melissa Lilie

CFO

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Ibad Rehman, PE

Principal - Dallas

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Doug Parker, PE

Principal - Austin

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Chris Nicholson, PE

Principal - Houston

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BE IN 
TOUCH

Houston

12603 Southwest Freeway, Suite 603

Stafford, TX 77477

713.933.1041

Austin

3303 Northland Drive, Suite 111

Austin, TX 78731

512.351.7897

Dallas

1845 Woodall Rodgers Freeway, Suite 1650

Dallas, TX 75201

214.644.7541

© 2026 by Ensight Haynes Whaley

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