Lowe Alpine
Lowe Alpine Systems, a worldwide leader in technical backpacks and outdoor apparel, once again supports the Mallory & Irvine Research Expedition team in their quest for the answer to mountaineering's greatest mystery. Lowe Alpine's sponsorship of this project in 1999 and again in 2001, including all backpacks and technical apparel, reflects Lowe Alpine's long and active history and philosophy of respect for the past while embracing the future. Lowe Alpine products are also used exclusively by International Mountain Guides in climbing programs around the globe.

Eureka!
Eureka! is the exclusive tent sponsor of the 2001 Mallory & Irvine Research Expedition. Eureka! created a revolutionary high-altitude tent, the 5th Season, to shelter these climbers as they conduct this important historical research. Eureka! was also a sponsor of the successful 1999 search mission and supports International Mountain Guides. Please visit our site to learn more about the expedition and the 5th Season. Eureka! tents are Made to Meet the Challenge.

Vasque
Vasque, a leading manufacturer of durable outdoor footwear, proudly sponsors the 2001 Mallory & Irvine Research Expedition with gear and financial assistance. Vasque believes this important historical effort also provides an excellent opportunity to put Vasque footwear to the ultimate test on rugged Everest terrain. The invaluable product development feedback from the expedition team will assist Vasque in a firm commitment to excellence in outdoor footwear.

Craghoppers
Craghoppers, a leading UK active outdoor clothing and equipment brand, is delighted to be a financial and equipment sponsor of the 2001 Mallory and Irvine Research Expedition. Craghoppers fully supports the excellent work of Eric Simonson and his team in the vital search for artefacts that could rewrite climbing history as we know it. Following their success in 1999, Craghoppers wish "Good luck" to everyone involved.

Slumberjack
Slumberjack, makers of the finest sleep systems since 1952, is proud to provide sponsorship and product for the 2001 Mallory & Irvine Research Expedition. We are pleased to support the historical significance of this expedition and value the goal to document the early era of climbing and mountaineering in the Himalayas. Most importantly, we wish this seasoned international team success in the endeavor and a safe return.

PMI
PMI, Inc., a premier manufacturer of quality Life Safety Ropes, has teamed with DuPont's Industrial Yarns division to proudly sponsor the 2001 Mallory & Irvine Research Expedition through the contribution of cordage and team accessories. A longtime supporter of team leader Eric Simonson, PMI uses state-of-the-art technology to produce the most impact-resistant ropes in the industry. Using today's tools to access the history of climbing is just one way that PMI supports better education and information in climbing.

ZAAZ
ZAAZ builds websites that look great, work right, make sense and drive business. ZAAZ offers ZAAZ XML/XSL, serving content to wireless devices, and the ZAAZ PowerTools web publishing suite. ZAAZ also provides custom Internet strategy, design and development to Fox Television, Boeing, Ackerley Communications, and other major organizations. ZAAZ believes in customer-focused web design that helps people and adds value. ZAAZ is proud to support the 2001 Mallory & Irvine Research Expedition.

Honeywell
Honeywell's Aviation Information Services unit is proud to provide critical satellite communications systems for the 2001 Mallory & Irvine Research Expedition. Honeywell's OneLinkTM Communication Services enable aircraft customers to be in touch with the world, providing voice, fax and PC data communications for VIP and corporate aircraft everywhere, from anywhere.

Metrotech
Metrotech Corporation, a Sunnyvale, CA based global leader in advanced technology utility locating instrumentation, proudly sponsors the 2001 Mallory & Irvine Research Expedition with technical support of locating instruments and participation in a team effort.  Our alliance with the team represents our commitment to the pursuit of excellence through technology and assisting the team in advancing mankind's knowledge.

Activate
Activate, an award-winning Seattle-based webcasting service provider, is webcasting the 2001 Mallory & Irvine Research Expedition audio and video content for on-demand viewing. Activate’s broadcast operations team also provided pre-expedition technical support for the media technicians which will be on the expedition, and will be partnering to host the expedition website.

The Brunton Co.
D. W. Brunton, inventor, adventurer and entrepreneur (alive and quite interested in the Everest expeditions of the early 1920's) believed in the notion that a piece of gear should be reliable, tough, perform many tasks and be transportable to and from the field with a minimum of effort.  Today, the Brunton Company still holds these values sacred and is proud to sponsor the 2001 Mallory & Irvine Research Expedition.  The MNS receivers that will aid the team in the search for new clues, along with the expedition stoves and compasses, are just part of Brunton's full line of products that allow you to "Get Out There".