Multi Adventure Pvt. Ltd.
- Offers trekking, expedition, cultural tours across the region with fixed departures and special holiday packages.
- http://www.multiadventure.com.np/

Mount Manaslu Adventure Treks
- Offerings of combinations of culture, heritage, tours and trekking information.
- http://www.alpinenepal.com/

Mactrek and Expedition
- Features a profile and information on trekking, peak climbing, sightseeing, rafting and hotel reservation services.
- http://www.mactreks.com

Mountain Delights Treks and Expedition
- Adventure based itineraries with information on service provider.
- http://www.gotomountain.com/

Mountain Experience Pvt. Ltd.
- Adventure service provider with offerings including guided mountaineering, trekking and expeditions.
- http://www.mountainexperience.info

Mt. Manaslu Adventure Treks
- Adventure and trekking programs in the Himalayas and Tibet.
- http://www.manaslutreks.com.np/

Mountain Monarch Adventures Pvt. Ltd.
- Details on trekking and mountaineering expeditions with additional information on other adventure activities.
- http://www.mountainmonarch.com/

Malla Treks
- Trekking information, equipment list, a FAQ, affiliations and details of service provider.
- http://www.mallatreks.com/

Meeting Adventure Centre Pvt. Ltd.
- Information on adventure tours in the Himalayas.
- http://www.adventures-nepal.com/

Whitewater Nepal
- Offers treks, white water rafting, kayaking and jungle safaris. Contains a profile, information on Nepal and a photo gallery.
- http://www.raftnepal.com/

Mountain Sun Valley Trek and Expedition
- Various adventure and sports activities in the Himalayas including trekking, rafting, mountaineering and side-trips to Bhutan and Tibet.
- http://www.mountainvoyage.com/

Monterosa Treks and Expeditions
- Organizes trekking and expeditions in Nepal. Also offering trips to Tibet.
- http://www.monterosa-nepal.com/

Montagnes Du Monde Himalaya
- Offers trekking and tour related services. Navigable in English and French.
- http://www.visitnepal.com/mdm

Manakamana Expedition
- Organizes trekking, mountaineering, whitewater rafting, jungle safari and tours.
- http://www.manakamanaexpedition.com/

Mountain Dreams
- Trekking and adventure tour options in Nepal. Contains some pictures and a company profile.
- http://www.mountaindreams.com.np/

Makalu Adventure Treks
- Information on outdoor adventure tours and trekking programs in the Himalayas.
- http://www.nepalmakalu.com/

Marron Treks Pvt. Ltd.
- Information on treks and tours with a company profile and information about the services.
- http://www.marrontreks.com/