# RMI Expeditions > RMI Expeditions (Rainier Mountaineering, Inc.) is America's premier mountain guide service, founded in 1969 by Lou Whittaker and headquartered in Ashford, WA at the base of Mt. Rainier. RMI offers guided mountaineering, trekking, skiing, and skill development programs on Mt. Rainier, Denali (Mt. McKinley), the North Cascades, and destinations worldwide including Kilimanjaro, Aconcagua, Everest, and the Seven Summits. RMI is an authorized concessioner of the National Park Service and an accredited member of the American Mountain Guides Association (AMGA). All climbs in Mt. Rainier and Denali National Parks are 100% carbon neutral. ## Core Pages - [Home](https://www.rmiguides.com): Main entry point for RMI Expeditions. - [About RMI](https://www.rmiguides.com/about/about-rmi): Company overview, history, why climb with RMI, partners, and reviews. - [Our Guides](https://www.rmiguides.com/about/guides): Full roster of RMI's professional guide staff including Senior Guides, Associate Guides, and Mountain Managers. - [Our Staff](https://www.rmiguides.com/about/staff): RMI's office and logistics team. - [Responsible Climbing](https://www.rmiguides.com/about/responsible-climbing): RMI's environmental stewardship, carbon offsets, Leave No Trace commitment, and social impact programs. - [Custom Climbs](https://www.rmiguides.com/about/custom-climbs): Information on custom and private guided programs. - [Contact](https://www.rmiguides.com/about/contact): Contact information, office hours, and location in Ashford, WA. - [Employment](https://www.rmiguides.com/about/employment): Guide and staff employment opportunities. - [Find Your Adventure](https://www.rmiguides.com/find-your-adventure): Program finder and trip planning tool. - [Program Difficulty Guidelines](https://www.rmiguides.com/program-difficulty-guidelines): Explanation of RMI's novice through expert difficulty ratings. - [Registration Policies](https://www.rmiguides.com/registration-policies): Booking, cancellation, and registration policies. - [Mt. Rainier Weather](https://www.rmiguides.com/mt-rainier-weather-info): Current weather conditions and webcams for Mt. Rainier National Park. ## Programs by Region ### Mt. Rainier - [All Mt. Rainier Programs](https://www.rmiguides.com/collections/mt-rainier) - [Four Day Summit Climb](https://www.rmiguides.com/programs/mt-rainier-4-day-summit-climb): Classic 4-day guided climb, beginner, $2,595. - [Four Day Select Climb](https://www.rmiguides.com/programs/mt-rainier-four-day-select-climb) - [Five Day Summit Climb](https://www.rmiguides.com/programs/mt-rainier-5-day-summit-climb) - [Five Day Emmons Climb](https://www.rmiguides.com/programs/mt-rainier-five-day-emmons-climb) - [Five Day Kautz Climb](https://www.rmiguides.com/programs/mt-rainier-five-day-kautz-climb) - [Fuhrer Finger Climb](https://www.rmiguides.com/programs/mt-rainier-fuhrer-finger) - [Little Tahoma Climb](https://www.rmiguides.com/programs/mt-rainier-little-tahoma) - [Emmons Expedition Skills Seminar](https://www.rmiguides.com/programs/mt-rainier-emmons-expedition-skills-seminar) - [Kautz Expedition Skills Seminar](https://www.rmiguides.com/programs/mt-rainier-kautz-expedition-skills-seminar) - [Paradise Expedition Skills Seminar](https://www.rmiguides.com/programs/mt-rainier-paradise-expedition-skills-seminar) - [Camp Muir Seminar](https://www.rmiguides.com/programs/mt-rainier-camp-muir-seminar) - [Mountaineering Day School](https://www.rmiguides.com/programs/mt-rainier-mountaineering-day-school) - [Crevasse Rescue School](https://www.rmiguides.com/programs/mt-rainier-crevasse-rescue-school) - [Ski Crevasse Rescue School](https://www.rmiguides.com/programs/mt-rainier-ski-crevasse-rescue-school) - [Private Mountaineering School](https://www.rmiguides.com/programs/mt-rainier-private-mountaineering-school) - [Mt. McKinley Prep Course](https://www.rmiguides.com/programs/mt-rainier-denali-prep) - [Leave No Trace Level 2 Instructor Course](https://www.rmiguides.com/programs/mt-rainier-leave-no-trace-instructor-course) ### Alaska (Mt. McKinley / Denali) - [All Alaska Programs](https://www.rmiguides.com/collections/alaska) - [Mt. McKinley West Buttress](https://www.rmiguides.com/programs/denali-west-buttress) - [Mt. McKinley West Buttress Ski Approach](https://www.rmiguides.com/programs/mt-mckinley-west-buttress-ski-approach) - [Little Switzerland Alpine Climbing](https://www.rmiguides.com/programs/denali-alaska-mountaineering-seminar-alpine) - [Ruth Glacier Seminar](https://www.rmiguides.com/programs/denali-ruth-seminar) ### North Cascades - [All North Cascades Programs](https://www.rmiguides.com/collections/north-cascades) - [Mt. Baker North Ridge](https://www.rmiguides.com/programs/north-cascades-baker-north-ridge) - [Mt. Baker Easton Glacier](https://www.rmiguides.com/programs/north-cascades-baker-easton-glacier) - [Mt. Baker Coleman-Deming Glacier](https://www.rmiguides.com/programs/north-cascades-baker-coleman-deming) - [Mt. Baker Coleman-Deming Seminar](https://www.rmiguides.com/programs/north-cascades-baker-seminar-coleman-deming) - [Mt. Baker Backcountry Ski & Splitboard](https://www.rmiguides.com/programs/north-cascades-baker-backcountry-ski) - [Mt. Baker Summit & Ski Descent](https://www.rmiguides.com/programs/north-cascades-baker-ski) - [Mt. Shuksan Sulphide Glacier](https://www.rmiguides.com/programs/north-cascades-shuksan-sulphide-glacier) - [Mt. Shuksan Fisher Chimneys](https://www.rmiguides.com/programs/north-cascades-shuksan-fisher-chimneys) - [Mt. Shuksan Seminar](https://www.rmiguides.com/programs/north-cascades-shuksan-seminar) - [Glacier Peak Climb](https://www.rmiguides.com/programs/north-cascades-glacier-peak) - [Forbidden Peak West Ridge](https://www.rmiguides.com/programs/north-cascades-forbidden-peak) - [Alpine Seminar](https://www.rmiguides.com/programs/north-cascades-alpine-seminar) ### International - [All International Programs](https://www.rmiguides.com/collections/international) - [Kilimanjaro Climb & Safari](https://www.rmiguides.com/programs/kilimanjaro) - [Kilimanjaro Climb](https://www.rmiguides.com/programs/kilimanjaro-climb) - [Tanzania Safari](https://www.rmiguides.com/programs/tanzania-safari) - [Aconcagua](https://www.rmiguides.com/programs/aconcagua) - [Vinson Massif (Antarctica)](https://www.rmiguides.com/programs/vinson-massif) - [Ecuador Winter Volcanoes](https://www.rmiguides.com/programs/ecuador-volcanoes) - [Ecuador Cotopaxi Express](https://www.rmiguides.com/programs/cotopaxi-express) - [Ecuador Skills Seminar](https://www.rmiguides.com/programs/ecuador-seminar-chimborazo) - [Bolivia: Illimani and Huayna Potosi](https://www.rmiguides.com/programs/bolivia) - [Mexico Volcanoes](https://www.rmiguides.com/programs/mexico-volcanoes) - [Nepal Everest Expedition](https://www.rmiguides.com/programs/himalaya-everest) - [Nepal Everest Base Camp & Lobuche Summit](https://www.rmiguides.com/programs/himalaya-lobuche) - [Nepal Everest Base Camp Trek](https://www.rmiguides.com/programs/himalaya-everest-trek) - [Nepal Gokyo Trek](https://www.rmiguides.com/programs/himalaya-gokyo-trek) - [Shishapangma](https://www.rmiguides.com/programs/himalaya-shishapangma) - [Mongolia: Mt. Khuiten](https://www.rmiguides.com/programs/mongolia) - [Peru Skills Seminar](https://www.rmiguides.com/programs/peru-seminar) - [Peru Machu Picchu Trek](https://www.rmiguides.com/programs/machu-picchu) - [Chile Torres del Paine Trek](https://www.rmiguides.com/programs/torres-del-paine) - [Chile Ski Mountaineering](https://www.rmiguides.com/programs/chile-ski-mountaineering) - [Carstensz Pyramid Heli](https://www.rmiguides.com/programs/carstensz-heli) ### Browse by Type or Difficulty - [Trekking & Hiking](https://www.rmiguides.com/collections/trekking-and-hiking) - [Courses & Seminars](https://www.rmiguides.com/collections/courses-seminars) - [Skiing](https://www.rmiguides.com/collections/skiing) - [Novice Programs](https://www.rmiguides.com/collections/novice) - [Beginner Programs](https://www.rmiguides.com/collections/beginner) - [Intermediate Programs](https://www.rmiguides.com/collections/intermediate) - [Advanced Programs](https://www.rmiguides.com/collections/advanced) - [Expert Programs](https://www.rmiguides.com/collections/expert) ## Guide Bios - [All Guides](https://www.rmiguides.com/about/guides) - [Aidan Whitelaw](https://www.rmiguides.com/guides/aidan-whitelaw) - [Alan Davis](https://www.rmiguides.com/guides/alan-davis) - [Annie Chapman](https://www.rmiguides.com/guides/annie-chapman) - [Arianna Drechsler](https://www.rmiguides.com/guides/arianna-drechsler) - [Avery Stolte](https://www.rmiguides.com/guides/avery-stolte) - [Bailey Servais](https://www.rmiguides.com/guides/bailey-servais) - [Ben Ammon](https://www.rmiguides.com/guides/ben-ammon) - [Ben Luedtke](https://www.rmiguides.com/guides/ben-luedtke) - [Ben Porter](https://www.rmiguides.com/guides/ben-porter) - [Ben Stimson](https://www.rmiguides.com/guides/ben-stimson) - [Ben Thorneycroft](https://www.rmiguides.com/guides/ben-thorneycroft) - [Brendan Oates](https://www.rmiguides.com/guides/brendan-oates) - [Brent Okita](https://www.rmiguides.com/guides/brent-okita): First person to summit Mt. Rainier 600 times. - [Bryan Mazaika](https://www.rmiguides.com/guides/bryan-mazaika) - [Caleb Ladue](https://www.rmiguides.com/guides/caleb-ladue) - [Calvin Jiricko](https://www.rmiguides.com/guides/calvin-jiricko) - [Casey Grom](https://www.rmiguides.com/guides/casey-grom) - [Celeste Wilson](https://www.rmiguides.com/guides/celeste-wilson) - [Christina Dale](https://www.rmiguides.com/guides/christina-dale) - [CJ Rogers](https://www.rmiguides.com/guides/cj-rogers) - [Dan Harper](https://www.rmiguides.com/guides/dan-harper) - [Daniel May](https://www.rmiguides.com/guides/daniel-may) - [Dave Hahn](https://www.rmiguides.com/guides/dave-hahn) - [David Rathbun](https://www.rmiguides.com/guides/david-rathbun) - [Dominic Cifelli](https://www.rmiguides.com/guides/dominic-cifelli) - [Drew OBrien](https://www.rmiguides.com/guides/drew-obrien) - [Dustin Wittmier](https://www.rmiguides.com/guides/dustin-wittmier) - [Dylan Anderson](https://www.rmiguides.com/guides/dylan-anderson) - [Eddie Barrett](https://www.rmiguides.com/guides/eddie-barrett) - [Eric Frank](https://www.rmiguides.com/guides/eric-frank) - [Erika Barrett](https://www.rmiguides.com/guides/erika-barrett) - [Felipe Guarderas](https://www.rmiguides.com/guides/felipe-guarderas) - [Gabriel Puhky](https://www.rmiguides.com/guides/gabriel-puhky) - [George Hedreen](https://www.rmiguides.com/guides/george-hedreen) - [Hannah Billings](https://www.rmiguides.com/guides/hannah-billings) - [Hannah Blum](https://www.rmiguides.com/guides/hannah-blum) - [Henry Coppolillo](https://www.rmiguides.com/guides/henry-coppolillo) - [Jack Delaney](https://www.rmiguides.com/guides/jack-delaney) - [Jack Ritterson](https://www.rmiguides.com/guides/jack-ritterson) - [Jackson Breen](https://www.rmiguides.com/guides/jackson-breen) - [James Bealer](https://www.rmiguides.com/guides/james-bealer) - [Jess Wedel](https://www.rmiguides.com/guides/jess-wedel) - [Joe Crawford](https://www.rmiguides.com/guides/joe-crawford) - [Joe Hoch](https://www.rmiguides.com/guides/joe-hoch) - [Joe Horiskey](https://www.rmiguides.com/guides/joe-horiskey) - [Joey Manship](https://www.rmiguides.com/guides/joey-manship) - [Josh Geiser](https://www.rmiguides.com/guides/josh-geiser) - [Josh McDowell](https://www.rmiguides.com/guides/josh-mcdowell) - [Julian Kral](https://www.rmiguides.com/guides/julian-kral) - [Kat Porter](https://www.rmiguides.com/guides/kat-porter) - [Kristian Whittaker](https://www.rmiguides.com/guides/kristian-whittaker) - [Lacey Meadows](https://www.rmiguides.com/guides/lacey-meadows) - [Lacie Smith](https://www.rmiguides.com/guides/lacie-smith) - [Lael Butler](https://www.rmiguides.com/guides/lael-butler) - [Layne Peters](https://www.rmiguides.com/guides/layne-peters) - [Leif Bergstrom](https://www.rmiguides.com/guides/leif-bergstrom) - [Liam Moore](https://www.rmiguides.com/guides/liam-moore) - [Lou Whittaker](https://www.rmiguides.com/guides/lou-whittaker): Founder of RMI Expeditions, 1969. - [Luke Wilhelm](https://www.rmiguides.com/guides/luke-wilhelm) - [Mac Nolde](https://www.rmiguides.com/guides/mac-nolde) - [Maddie Miller](https://www.rmiguides.com/guides/maddie-miller) - [Margo Kerr](https://www.rmiguides.com/guides/margo-kerr) - [Marissa Tremblay](https://www.rmiguides.com/guides/marissa-tremblay) - [Matt Kelly](https://www.rmiguides.com/guides/matt-kelly) - [Matt Tucker](https://www.rmiguides.com/guides/matt-tucker) - [Megan Ochalek](https://www.rmiguides.com/guides/megan-ochalek) - [Mike Bennett](https://www.rmiguides.com/guides/mike-bennet) - [Mike Haugen](https://www.rmiguides.com/guides/mike-haugen) - [Mike King](https://www.rmiguides.com/guides/mike-king) - [Miles Watson](https://www.rmiguides.com/guides/miles-watson) - [Nick Sinapius](https://www.rmiguides.com/guides/nick-sinapius) - [Nikki Champion](https://www.rmiguides.com/guides/nikki-champion) - [Nina Bridges](https://www.rmiguides.com/guides/nina-bridges) - [Oliver Kendall](https://www.rmiguides.com/guides/oliver-kendall) - [Oliver Shapiro](https://www.rmiguides.com/guides/oliver-shapiro) - [Oliver Sperin](https://www.rmiguides.com/guides/oliver-sperin) - [Paul Maier](https://www.rmiguides.com/guides/paul-maier) - [Pete Van Deventer](https://www.rmiguides.com/guides/pete-van-deventer) - [Peter Whittaker](https://www.rmiguides.com/guides/peter-whittaker): Owner and CEO of RMI Expeditions. - [Raymond Holt](https://www.rmiguides.com/guides/raymond-holt) - [Robert Whyte](https://www.rmiguides.com/guides/robert-whyte) - [Roland Scott](https://www.rmiguides.com/guides/roland-scott) - [Rosie Hust](https://www.rmiguides.com/guides/rosie-hust) - [Rylee Ericson](https://www.rmiguides.com/guides/rylee-ericson) - [Sam Hoffman](https://www.rmiguides.com/guides/sam-hoffman) - [Sam Marjerison](https://www.rmiguides.com/guides/sam-marjerison) - [Sam Traylor](https://www.rmiguides.com/guides/sam-traylor) - [Sean James](https://www.rmiguides.com/guides/sean-james) - [Seth Burns](https://www.rmiguides.com/guides/seth-burns) - [Simon Kearns](https://www.rmiguides.com/guides/simon-kearns): Holds the Mt. Rainier FKT, summiting in 3:43. - [Stella Johnson](https://www.rmiguides.com/guides/stella-johnson) - [Tate Hughes](https://www.rmiguides.com/guides/tate-hughes) - [Tatum Whatford](https://www.rmiguides.com/guides/tatum-whatford) - [Tom Skoog](https://www.rmiguides.com/guides/tom-skoog) - [Walter Hailes](https://www.rmiguides.com/guides/walter-hailes) - [Will Ambler](https://www.rmiguides.com/guides/will-ambler) ## Knowledge Hub ### Mountain Guides (Destination Resources) - [Mt. Rainier Mountain Guide](https://www.rmiguides.com/rmi-knowledge-hub/rainier-mountain-guide/): Comprehensive resource covering mountain info, gear, fitness, and expedition planning for Mt. Rainier. - [Mt. Rainier Cultural Landscape](https://www.rmiguides.com/rmi-knowledge-hub/mount-rainier-cultural-landscape/) - [Mt. McKinley Mountain Guide](https://www.rmiguides.com/rmi-knowledge-hub/denali-mountain-guide/): Comprehensive resource for Denali/Mt. McKinley covering mountain info, fitness, gear, and expedition planning. ### Fitness & Training - [How to Train for Mount Rainier](https://www.rmiguides.com/rmi-knowledge-hub/how-to-train-for-mount-rainier/) - [Building a 16-Week Mountaineering Training Plan](https://www.rmiguides.com/rmi-knowledge-hub/building-a-16-week-mountaineering-training-plan/) - [The Importance of Benchmarking](https://www.rmiguides.com/rmi-knowledge-hub/the-importance-of-benchmarking/) - [Becoming "Bonk" Proof: Improving Fat Oxidation for Mountaineering](https://www.rmiguides.com/rmi-knowledge-hub/becoming-bonk-proof-improving-fat-oxidation-for-mountaineering/) - [Creating a Mountaineering Training Plan](https://www.rmiguides.com/rmi-knowledge-hub/creating-a-mountaineering-training-plan/) - [All Fitness & Training Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/fitness-and-training) ### Mountaineering Skills - [The Art and Heart of Decision-Making in the Mountains](https://www.rmiguides.com/rmi-knowledge-hub/the-art-and-heart-of-decision-making-in-the-mountains/) - [Tips for Your First Time Mountaineering](https://www.rmiguides.com/rmi-knowledge-hub/tips-for-your-first-time-mountaineering-from-the-people-who-know-best/) - [Trekking as Training for Mountaineering](https://www.rmiguides.com/rmi-knowledge-hub/trekking-as-training-for-mountaineering-build-endurance-altitude-skills-and-confidence/) - [Creating a Margin of Safety in Mountaineering](https://www.rmiguides.com/rmi-knowledge-hub/creating-a-margin-of-safety-in-mountaineering-why-it-matters/) - [Built to Lead: How RMI Guides Train for Excellence](https://www.rmiguides.com/rmi-knowledge-hub/built-to-lead-how-rmi-guides-train-for-excellence/) - [All Mountaineering Skills Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/mountaineering-skills/) ### Life at Altitude - [The Seven Principles of Leave No Trace](https://www.rmiguides.com/rmi-knowledge-hub/the-seven-principles-of-leave-no-trace/) - [When the Summit's Out of Reach: Lessons for Mountaineers](https://www.rmiguides.com/rmi-knowledge-hub/when-the-summits-out-of-reach-lessons-for-mountaineers/) - [All Life at Altitude Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/life-at-altitude/) ### Mt. McKinley Resources - [Nutrition Tips for Climbing McKinley](https://www.rmiguides.com/rmi-knowledge-hub/nutrition-for-denali/) - [McKinley Acclimatization: What You Need to Know](https://www.rmiguides.com/rmi-knowledge-hub/denali-acclimitization/) - [McKinley Training: Physical & Mental Preparation](https://www.rmiguides.com/rmi-knowledge-hub/training-for-denali-physical-mental-prep/) - [What Experience Is Needed to Climb McKinley?](https://www.rmiguides.com/rmi-knowledge-hub/qualifying-for-denali-expedition-experience/) - [McKinley Climb Permits & National Park Regulations](https://www.rmiguides.com/rmi-knowledge-hub/denali-permitting-regulations/) - [All Mountain Guide Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/mountain-guides/) ### Environmental & Community - [RMI Leave No Trace: A History of Sustainability](https://www.rmiguides.com/rmi-knowledge-hub/rmi-leave-no-trace-a-history-of-sustainability/) - [All History & Culture Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/history-&-culture/) - [All Community Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/community) ### Guides' Day Off - [Mount Rainier FKT Broken: Simon Kearns Runs Summit in 3:43](https://www.rmiguides.com/rmi-knowledge-hub/mount-rainier-fkt-broken-rmi-guide-simon-kearns-runs-summit-in-3-43/) - [Patagonia: La Primera Brecha](https://www.rmiguides.com/rmi-knowledge-hub/a-collection-of-journal-entries-from-the-torre-valley/) - [Guides on Ice: Inside the AMGA Ice Instructor Course](https://www.rmiguides.com/rmi-knowledge-hub/guides-on-ice-inside-the-amga-ice-instructor-course/) - [Learning Together: Taking the AMGA Rock Guide Course](https://www.rmiguides.com/rmi-knowledge-hub/learning-together-taking-the-amga-rock-guide-course-with-rmi-teammates/) - [All Guides' Day Off Resources](https://www.rmiguides.com/rmi-knowledge-hub/tag/guides-day-off/) ### Additional Topic Tags - [Food & Nutrition](https://www.rmiguides.com/rmi-knowledge-hub/tag/food-nutrition/) - [Gear & Apparel](https://www.rmiguides.com/rmi-knowledge-hub/tag/gear-apparel/) - [Mental Health](https://www.rmiguides.com/rmi-knowledge-hub/tag/mental-health/) ## Blog (Dispatches) - [All Dispatches](https://www.rmiguides.com/blog/): RMI's full blog archive covering expedition dispatches, summit registries, guide stories, and mountaineering news. ## Optional - [Privacy Policy](https://www.rmiguides.com/about/privacy-policy)