ExSol offers: * Technical consulting (R&D, performance tests, choice of technology) * Technical and administrative consulting for development projects * Evaluation and assessment of projects * Organisation and consulting in promotion of solar energy in Europe * Organisation and consulting in education related to solar energy in Europe * Organisation of events and solar catering in Europe * Development of solar articles (Our specialities: lightweight & transportable / related to solar catering) * Writing of articles and books * Public talks, lectures and training courses (solar cooking, renewable energies; from 'all public' to 'university' level)