Stanley de Jongh Osborne

Kelso & Co LP (Kelso) is a private equity firm is founded in 1971 by Louis Kelso. The firm is headquartered in New York, US.

Custom Building Products, Inc. provides flooring preparation products and tile and stone installation systems for residential and commercial projects. Its products include surface prep, setting, grout, and aqua mix. The company was founded in 1964 by Thomas R. Peck, Sr. and Mike P. Bilek and is headquartered in Huntington Beach, CA.

Traxys SARL provides sourcing and marketing of alloys, metals, minerals and related industrial materials. It also financial and commercial services to help develop opportunities and better serve customers with less risk, less working capital, and more transparency. The company was founded in 2003 and is headquartered in Strassen, Luxembourg.

LRI Holdings, Inc. owns and operates full-service casual dining restaurants. The firm provides services through its subsidiary Logan's Roadhouse, which is a casual dining steakhouse offering seasoned aged steaks and sizzling southern-inspired dishes in a roadhouse atmosphere. The company is headquartered in Nashville, TN.

Shelter Bay Energy, Inc. operated as an oil and gas investment company. It produced light oil in the Viewfield Bakken resource play in south east Saskatchewan. The company was founded in 2008 and was headquartered in Calgary, Canada.

4Refuel Canada LP engages in the provision of fuel delivery services. It specializes in mobile on site refueling, diesel, def, cost containment technology, fuel management and fuel supply logistics. The company was founded in 1995 and is headquartered in Langley, Canada.

Hunt Marcellus LLC engages in the acquisition and development of natural gas assets. The firm is a joint venture between Kelso and the Hunt Oil Company formed specifically to acquire and develop natural gas assets in the Marcellus shale. The company was founded in 2010 and is headquartered in Dallas, TX.

Artera Services LLC provides electric and gas utility services. Its services include gas distribution, gas pipeline, electric distribution, and electric transmission services. The firm also offers outsourced maintenance, repair, and installation services for blue-chip natural gas and electric utilities. The company was founded in 2010 and is headquartered in Atlanta, GA.

Tallgrass Energy Partners LP owns, operates, acquires and develops midstream energy assets in North America. The company was founded in 2012 and is headquartered in Leawood, KS.

Part of Tallgrass Energy LP, Tallgrass MLP GP LLC provides investment services. The company is based in Overland Park, KS. David G. Dehaemers has been the CEO of the company since 2013.

Tallgrass Development LP provides natural gas transportation and storage services. The firm also operates natural gas processing plants in Wyoming; and a carbon dioxide and sulfur treating facility in West Frenchie Draw, Wyoming. The company is headquartered in Leawood, KS.

Part of BCPE Ulysses Intermediate, Inc., LBM Acquisition LLC is a company that distributes building materials. The company is based in Buffalo Grove, IL.

Ajax Resources LLC provides oil and gas drilling services. The company was founded in June 2015 and is headquartered in Huston, TX.

Fastener Holdings, Inc. was engaged in the provision of fastening and packaging services. The company was founded in 1974 and was headquartered in Omaha, NE.

Tallgrass Energy Holdings LLC engages in business services industry. The company is headquartered in Overland Park, KS.

Fastener Holdco LLC provides manufacturing services. The company is headquartered in Omaha. NE.

LBM Borrower LLC engages in the distribution of specialty building materials. It offers windows, doors, millwork, wallboard, roofing, siding, engineered components, and cabinetry. The company was founded by Larry Todd Gibson in 2009 and is headquartered in Illinois, IL.

US LBM Holdings, Inc. distributes building materials in the United States. It offers windows, doors, millwork, roofing, siding, cabinetry and wallboard, as well as wood products. The company was founded by Larry Todd Gibson in 2009 and is headquartered in Buffalo Grove, IL.

Part of Kelso & Cos., Inc., Kelso Breathe Investor LP operates as a private equity fund. The company is based in New York, NY.

TEGP Management LLC is an investment holding private company. The company is based in Leawood, KS. The CEO of the company is Matthew P. Sheehy.