Declan O'Shea Consulting Engineer Ltd

Declan O’Shea Consulting Engineer Limited is a full‑service engineering practice based in Dunmanway, Co. Cork. Led by Chartered Engineer Declan O’Shea, B.E., C.Eng., MIEI, the firm offers a comprehensive suite of consultancy services to developers, architects, contractors and private clients throughout the south‑west of Ireland.

The company’s core expertise spans planning applications, building and land surveys, EDM topographic surveys and detailed mapping. It also provides specialist testing such as percolation and water‑table assessments, alongside structural design and construction supervision. In addition, Declan O’Shea delivers a full range of certification services—including certificates of compliance, stage‑payment certificates, fire and disability‑access certificates, as well as Building Energy Rating (BER) certification—ensuring projects meet regulatory standards and client expectations.

With a reputation for technical rigour and a personable approach, Declan O’Shea Consulting Engineer Limited supports every stage of a development, from initial site investigation through to final certification, helping clients navigate the complexities of Irish building regulations with confidence.