Post Oak Energy Capital and Genesis Park Lead $200 Million Capital Commitment to Layne Water Midstream Holdings, LLC HOUSTON, April 11, 2019-- Post Oak Energy Capital, LP (“Post Oak”) and Genesis Park, LLC (“Genesis Park”), through investment partnerships each company separately manages, today announced that they have led a $200 million equity commitment to Layne Water Midstream Holdings, LLC (“LWM”). Post Oak and Genesis Park acquired LWM from Granite Construction Incorporated (“Granite”) with an additional commitment to continue to fund the company’s growth. The LWM management team invested alongside Post Oak and Genesis Park.