Over a period of 20 years Denis O Sullivan & Associates (DOSA), Consulting Engineers have worked closely with Individuals, Private Developers, Local Authorities, Architects, Building Contractors and Planning Consultants to provide solutions to a wide range of engineering and building projects throughout the Munster Region. DOSA Consulting Engineers have developed a dedicated engineering design and project management team serving a variety of Clients in the areas of Recreational, Industrial, Commercial, Educational and Residential development projects. DOSA are based in modern offices located in the new Ballincollig Town Centre. DOSA senior personnel are available at the request of potential Clients to discuss our company’s services.