ONCE Consultant Engineers, formally known as O’Neill Consultant Engineers was established by Thomas O Neill ONCE in 2006 having spent 10 years with JBA where he rose to become an Associate.
ONCE has grown to provide a wise range of Civil and Structural Engineering Consultancy Services to a broad and varied client base.
ONCE became a limited company in 2008 allowing the business to develop and expand to become a thriving and dynamic service to our clients.