save your energy National Energy Assessors, established in 2007, has been providing energy services across Ireland ever since. We are independent energy consultants with offices based in Mayo, Roscommon and Meath. Our staff are fully qualified and registered BER Assessors for both Domestic & Non-Domestic BER assessments. We provide a vast range of services for both Domestic and Commercial buildings. We do not sell any products so can give impartial advice on what specifications best suit your needs. DETAILS OF OUR SERVICES Building Energy Ratings Specification Air Tightness Testing Acoustic Testing Energy Upgrades & Audits Training Call us now!Arrange an appointment: 096 79477 We are here to help.