Services/Suppliers

May 21, 2007

Wärtsilä Corp.

Helsinki, Finland, has announced the opening of an office in Hanoi, and a new service workshop in Ho Chi Minh City, Vietnam. Both facilities will support development of the region’s offshore oil and natural gas industry. The company has 15 employees in Vietnam, eight of whom are engineers carrying out repairs in the new workshop as well as onboard ships or at other operating sites.

Wärtsilä Corp. is a leading provider of ship machinery, propulsion, and maneuvering solutions. The company supplies engines and generating sets, reduction gears, propulsion equipment, control systems, and sealing solutions for all types of vessels and offshore applications, as well as supplying maintenance and reconditioning services for those products.

J-W Wireline Co.

Addison, Tex., has announced expansion into the Permian Basin with the opening of an office in Monahans, Tex. Mike Gibson, with over 20 years of wireline experience in the area, serves as district manager for the office.

The company is scheduled to open additional district offices this year in Yuma, Colo.; Van Buren, Ark.; and Godley, Tex.

J-W Wireline Co., a subsidiary of J-W Operating Co., is one of the largest independent cased-hole wireline companies in the US. The company specializes in deep high pressure perforating, multiple zone completions, comprehensive cased-hole logging, and pipe recovery in the US mid-continent, and Rocky Mountain regions.

Ambar Lone Star Fluid Services

Lafayette, La., has completed a new distribution and operations complex in Tyler, Tex., serving customers in the Ark-La-Tex region, and replacing its Kilgore, Tex. facility.

Ambar Lone Star provides drilling and completion fluids designed to meet demanding well conditions, including a water base mud and synthetic fluid for deepwater environments. The company is a subsidiary of Patterson-UTI Energy Inc., one of the largest onshore contract drillers in North America.

Platt Sparks & Associates Consulting Petroleum Engineers Inc.

Austin, Tex., has announced that Atia Rahman has joined the firm. She will provide expertise on a broad range of reservoir engineering and regulatory projects.

Rahman, who holds a BS degree in chemical engineering from Bangladesh University of Engineering & Technology, and an MS degree in petroleum engineering from the University of Texas, previously was an engineering specialist with the Railroad Commission of Texas.

In another announcement, Platt Sparks has made John F. Miller III and Carter N. Davis partners in the firm. Miller joined Platt Sparks in 2001, and Davis has been with the firm since 1995.

Platt Sparks & Associates, founded in 1980, has offices in Austin and Midland, Tex.