CHH Consulting Engineers (formerly Concannon Healy Heffernan) have been involved in a wide range of projects for manufacturing and pharmaceutical companies. We offer the facility of feasibility studies to our clients at the initial concept stage, the design and detailing of the project and the site inspections and meetings through to certification stage. We also carry out the design and detailing of mezzanine structures, access stairs, support structures for walk-on ceilings and alterations to existing structures for our clients.