KOLSTAD GARY A

PrivateCIK: 1362991

Location

HOUSTON, TX

Name & Role	Position	Tenure	Holdings
CARBO CERAMICS INC	President and CEO	Since Dec 2018	—
MARINE PRODUCTS GROUP, LLC	—	Since Jul 2025	—
RPC INC	—	Since Jul 2025	—

CARBO CERAMICS INC

PositionPresident and CEO

TenureSince Dec 2018

Holdings—

MARINE PRODUCTS GROUP, LLC

Position—

TenureSince Jul 2025

Holdings—

Position—

TenureSince Jul 2025

Holdings—