Press Release

DALLAS--(BUSINESS WIRE)--July 15, 2002--

Houston-based Company Hosts an Open House for Top E&P Executives

At Its New State-of-the-Art Demonstration Facilities

Landmark Graphics Corporation, a wholly owned business unit of Halliburton (NYSE:HAL), today celebrated its 20th anniversary with an open house for two new facilities at its Houston headquarters - the brand new Executive Briefing Center (EBC) and the Real-Time Asset Management Center (AMC), first introduced during the OTC in May of 2002. Executives from some of the largest E&P companies as well as Landmark's top technology partners attended the event.

"Since the company's four founders revolutionized the oil and gas industry with an affordable 3-D seismic workstation 20 years ago, Landmark Graphics has delivered numerous breakthrough software products and services that have increased oil findings and production for our worldwide customer base. We are leading the evolution of oilfield asset management and operations software into real-time, remotely accessible systems," said Andy Lane, president and CEO of Landmark. "Innovation is at the forefront of everything we do, and our new Executive Briefing Center and the Asset Management Center are flagship facilities to show how new technologies are changing the way Upstream E&P companies do business today. The Executive Briefing Center combines advanced teleconferencing and presentation facilities with a leading-edge visualization lab in which we can demonstrate the full power of our systems to our customers, in a realistic, 3-D environment."

"Landmark Graphics has achieved many industry milestones in its 20 years of doing business," said John Gibson, president of Halliburton Energy Services. "It has led the way in seismic data management, reservoir management and geological interpretation software that provides our customers with new ways to streamline their oilfield operations."

Also participating in the event were executives from Landmark's key technology partners, including Accenture, IBM, Intel, Network Appliance, SGI, Sun and SEOS (Trimensions).

Landmark is the leading supplier of software and services for the upstream E&P industry. The company's software solutions span exploration, production, drilling, business decision analysis and data management. Landmark offers a broad range of consulting services that enables customers to optimize their technical, business and decision processes. Visit the Landmark Web site at www.lgc.com for more information.

Halliburton, founded in 1919, is one of the world's largest providers of products and services to the petroleum and energy industries. The company serves its customers with a broad range of products and services through its Energy Services Group and Engineering and Construction Group business segments. The company's World Wide Web site can be accessed at www.halliburton.com.

EDITOR'S NOTE: Event photos available upon request.