Thaifocus.com
- Provides online bookings and guide for Thailand and the Indo-China region.
- http://thaifocus.com

Chiang Mai Rock Climbing Adventures
- Fully-guided tours to Crazy Horse Buttress in Mae On including a 60 meter rappell. Information on the guides, student groups and photo gallery.
- http://www.thailandclimbing.com/

Mountain Design
- Adventure touring including biking, kayaking, white-water rafting and trekking. Programs, photos, club and guest book.
- http://www.mountainthai.50megs.com/

Thai Orchid Service
- Inbound tour operator locally and to Chiang Rai and Mae Hong Son, also with trekking and bird-watching tours.
- http://www.thaiorchidservice.com/

Click and Travel Ltd.
- A soft adventure company specializing in bicycle tours.
- http://www.clickandtravelonline.com/

Chiangmai-Guideline.com
- Agency with variety of local tours and packages including directory of local information.
- http://www.chiangmai-guideline.com/

Baan Khun Daeng
- Offers people with a physical disability an accessible place to stay. [Also in Dutch and Japanese]
- http://members.ams.chello.nl/danblokker/

Chiang Mai Marvel Travel
- Provides hotel and package tours locally and to Chiang Rai, Golden Triangle and Mae Hong Son.
- http://www.cmmarvel.com/

Track of the Tiger
- Adventure tours into northern Thailand.
- http://www.track-of-the-tiger.com/

Wayfarers Travel
- Private tours and treks into northern Thailand.
- http://www.wayfarersthailand.com/

LannaTrips.com
- Provides trips to the primary regions including Chiang Mai, Chiang Rai and Mae Hong Son. Information on local handcrafts, Thai cuisine and Hill tribes.
- http://www.lannatrips.com/

JourneyCNX.com
- Offers tours, hotels and car rental.
- http://www.journeycnx.com/

Contact Travel Co., Ltd.
- Offers sports and adventure tours out of Chiangmai, trekking, rafting and mountain-biking for individuals and small groups.
- http://www.activethailand.com/

Chiangmai Travel Center
- Offering standard and customized tours of north Thailand.
- http://www.chiangmaitravel.com/

Chiang Mai in Action Tour and Travel Services
- Tour operator specializing in preplanned and customized itineraries in northern Thailand including Chiang Rai, Mae Hong Son and Lamphun.
- http://www.chiangmaitours.com/

Chiang Mai Horse Riding
- Tours beginning in the foothills of Doi Suthep. Details on the trips, location and online booking.
- http://horseriding.chiangmaiinfo.com/

ChiangMai 4U Tour
- Provide guides to festival, temple and attraction. Offers trekking and hotel reservation.
- http://www.chiangmai4u.com/

Chiang Mai Carnival Tour
- Offers a selection of tours and treks with customized tours to meet specific needs.
- http://www.chiangmai-carnival.com/