top of page

Our leadership team

Mark Lilie, PE
CEO

Melissa Lilie
CFO

Jeff Casinger
Dir. of Business Development

Doug Parker, PE
Principal - Austin

Chris Nicholson, PE
Principal - Houston
bottom of page


Mark Lilie, PE
CEO

Melissa Lilie
CFO

Jeff Casinger
Dir. of Business Development

Doug Parker, PE
Principal - Austin

Chris Nicholson, PE
Principal - Houston