ASI Reisen is a family-owned travel company specializing in active and experience-led holidays around the world. Founded in 1963, it offers more than 5,000 trips, developed for small groups or tailored to individual travelers. Its portfolio includes guided walking and hiking holidays, trekking and cycling tours, alpine crossings, winter and snow adventures, and cultural round trips across destinations in Europe and farther afield. Travelers can choose established itineraries or work with local experts to shape a customized journey around their preferred destinations, duration, and interests.

The company emphasizes responsible travel, with respect for nature and local cultures, and highlights the expertise of its guides. Its certified mountain and hiking leaders support guests on the trail, share insights into regional landscapes and traditions, and lead experiences beyond well-known routes. ASI Reisen reports that more than 350,000 guests have traveled with the company. Whether seeking a demanding trek, a comfortable alpine route, a festive winter escape, or an individually planned adventure, travelers can explore options for different styles and levels of independence.