NewsMV

Sallyport takes pipeline erosion remediation stake with Submar, its third platform company

7/8/2026

Pipeline infrastructure services are attracting fresh lower middle-market private equity capital.

Sallyport, an operationally focused private equity firm based in Houston, announced July 8 an investment in Submar, LLC, a Louisiana company that remediates pipeline erosion.

The investment marks Sallyport's third platform company.

The Submar position Submar operates in pipeline erosion remediation, a services category covering the maintenance and repair of degrading pipeline infrastructure across energy and utility applications.