Old School Services, LLC (“OSS” or the “Company”)

OSS is a fast growing provider of specialty coil tubing tools and services currently serving the Eagle Ford, Permian, Barnett and Haynesville shale markets. The Company’s unique expertise, exceptional service and quality equipment are the key contributors to its rapid growth and market penetration. OSS was founded by three proven industry veterans whose collective experience spans most U.S. unconventional drilling markets and includes extensive knowledge of specialized coil tubing conveyed downhole tools. The Company has hand-picked its employee base, building a team of some of the most experienced tool specialists in the industry. It has also invested heavily in an inventory of quality tools and stringent quality assurance programs to ensure the lowest failure rate possible for its customers.

Halliburton Company

Founded in 1919, Halliburton is one of the world’s largest providers of products and services to the energy industry. With more than 70,000 employees in approximately 80 countries, the company serves the upstream oil and gas industry throughout the lifecycle of the reservoir – from locating hydrocarbons and managing geological data, to drilling and formation evaluation, well construction and completion, and optimizing production through the life of the field.

Boots & Coots, Inc.

Boots & Coots is a premier integrated pressure control company with some of the industry’s most reliable technology and most experienced personnel. The company provides a wide variety of pressure control and related services to both onshore and offshore oil and gas exploration and development companies around the world. Boots & Coots was founded in 1978 and has been a wholly owned subsidiary of Halliburton since late 2010.

PPHB, LP (“PPHB”)

PPHB is an independent investment banking firm providing financial advisory services exclusively to clients in the oilfield equipment and service industry.