Guides Grand-Bornand is a year-round mountain guiding and outdoor activity organization based in Le Grand-Bornand, Haute-Savoie. Its team includes state-qualified mountain leaders and high-mountain guides, with professional affiliations including SNAM, SNGM, UIMLA, and IFMGA/UIAGM. The organization offers activities across the seasons, catering to individuals and groups as well as schools and seminar participants.

Mountain activities include hiking, snowshoeing, trail running, yoga, Nordic walking, trekking, and overnight stays involving mountain refuges or bivouacs. For more technical adventures, clients can arrange mountaineering, climbing, canyoning, via ferrata, ski touring, and outings in the Vallée Blanche; heliskiing is also listed among its offerings. The team additionally provides mountain biking instruction and electric mountain biking.

Although the Guides Grand-Bornand website is temporarily undergoing maintenance, its office remains open throughout the year and the team can be reached by phone or email. The site provides separate contact numbers for hiking and group activities, mountaineering and winter sports, and mountain biking, as well as a general email address for inquiries.