Exum Mountain Guide Service

Exum Mountain Guides is North America's oldest mountain guide service, founded in 1929 and operating from Lupine Meadows Road in Grand Teton National Park near Jenny Lake. Programs include guided ascents of the Grand Teton, rock and alpine climbing instruction, ice climbing, and winter ski touring and avalanche education. The right fit is climbers wanting certified guide service for serious alpine objectives, students at all levels seeking professional instruction, and travelers wanting a guided introduction to mountaineering or rock climbing in the Tetons. The wrong fit is anyone wanting a casual hike with a guide; Exum's programs are technical climbing focused.

What's on offer

A full-service mountain guide operation. Summer: guided Grand Teton climbs (the headline program, multi-day with high-camp setup), single-day rock climbing courses, multi-day instruction series, and other Tetons-area objectives. Winter: backcountry skiing, avalanche education courses, ice climbing, and winter mountaineering. Guides are typically AMGA-certified or certified internationally. Programs scale from absolute beginners to advanced climbers; the school's signature is rigorous instruction and safety culture.

Why people climb with Exum

Three reasons. First, the institution. 95+ years of operating history in the Tetons means the guides know every route, every weather pattern, every approach; the institutional knowledge is unmatched. Second, certification depth. Most guides hold AMGA or international certification; this matters for safety on technical terrain. Third, route access. Exum has historic permits and route access in Grand Teton National Park that newer operators cannot match.

Top Climbing & Mountaineering Activities by Exum Mountain Guides

Reserve months ahead, especially for Grand Teton summit climbs in peak season (mid-June through August). Climbing fitness matters; some programs have explicit fitness prerequisites. Bring required personal gear; technical equipment (rope, hardware) is provided by the guides. Multi-day programs include high-camp meals and gear; review packing lists carefully. Confirm route choice and difficulty at booking; Exum can help match the program to your level.

The catch

Three honest tradeoffs. First, technical climbing requires real fitness and willingness to be uncomfortable. Second, weather and route conditions can move objectives or cancel days; mountain flexibility is part of the deal. Third, peak-season availability runs limited; the Grand specifically books out months ahead.

One thing to keep in mind

For climbers wanting to climb the Grand Teton, build a multi-day program rather than a single-day push. The standard Exum Grand Teton program runs over two days with a high-camp night, which dramatically improves the chance of summiting in changeable Tetons weather. For first-time-on-rope climbers, take a one-day instruction course before booking a Grand attempt; the climbing technique benefits from a dedicated learning day.

The bottom line

For 95+ year-running North American mountain-guiding service in the Tetons with certified guides and historic park access, Exum Mountain Guides is the institution. Plan well ahead, train for the objective, and use the guide knowledge as the asset.

FAQ

How long has Exum been operating?

Since 1929; oldest in North America.

Are guides certified?

Yes. AMGA-certified or internationally certified.

Do they offer winter programs?

Yes. Backcountry skiing, avalanche education, ice climbing, winter mountaineering.

Where are they based?

Lupine Meadows Road, Moose, Wyoming, inside Grand Teton National Park near Jenny Lake.