Houston, TX – April 16, 2014  - Core International, LLC (“Core”) dramatically increased its engineered rubber products production capacity and capability in the first quarter of 2014 with manufacturing joint ventures (“JVs”) in Mexico City, Mexico, and Odessa, Texas.

HOUSTON — (February 19, 2014) — Rock Hill Capital Group (Rock Hill) has announced its investment in Oklahoma City-based Park Energy Services, LLC (Park Energy), Park Energy was formed to acquire and operate a fleet of Sertco compressors servicing the domestic oil and natural gas production industry. Park Energy, through its predecessor company, High Sierra Sertco, LLC, has a unique supplier relationship with Sertco, a company with over 30 years of manufacturing experience and 15 years in the natural gas compression business.

HOUSTON — (December 16, 2013) — Rock Hill Capital Group (Rock Hill) has announced its investment in Oklahoma City-based Duracoatings Holdings, LLC (Duracoatings or DCI), the largest provider of chrome reworking and coating of downhole motor-related tools in the United States.

Houston, TX (October 3, 2013) – Diversified Well Logging, LLC (“DWL”) announced today that Aaron Swanson has joined its team as Chief Operations Officer, responsible for all of the company’s operations. He will report to the President of DWL.