A stay at Glan-llyn Isa' can be a completely flexible arrangement according to customer requirements. For example, Glan-llyn Isa' is perfectly suited for outdoor activities that would make use of the area's natural resources, that could be provided by experienced instructors at Glan-llyn. It is also suitable for residential use only.

Here are some examples of suitable groups:

Schools - residential courses for year 3 to 13 pupils.
Further Education Colleges and Universities.
Organizations
Youth Services.
Families or groups of friends.
Classes of Welsh learners.
Employers - for Team Building Courses or Staff / Apprentice Training.
Outdoor Clubs
Sports Clubs.

Length of stays can range from 2 nights to a whole week (or more).