Welcome To Ultimate Communications Ultimate Communications is an award-winning PCO, DMC and Event Management Company with a wealth of experience producing face-to-face communications worldwide. Operational in Ireland, we provide a professional conference and event production service, with a blend of strategic planning in marketing and promotion along with imagination and creativity to ensure the right mix for all our clients. Ultimate Communications is a winner of the 2002 EIBTM Award and the 2002 National Sales and Marketing Award and is a member of SITE, ICCA, MIA and MPI.