Condon Engineering, P.C. – Engineering Design Mattituck twitter logo-blue box facebook logo-blue home John J. Condon John J. Condon Sr.

Our guiding principle at Condon Engineering, P.C. is to coordinate every aspect of engineering skills, from structural engineering and civil engineering to electrical and plumbing engineering, to guide long-lasting achievement in development.

Whether you want us to identify and assess the unique problems in existing structures or you want us to perform pre-purchase building inspections, we’ve got you covered. Count on us to conduct a thorough inspection to make sure it meets your needs and requirements.

We’ll measure your home’s energy performance and provide a Home Energy Rating System certification for your new or existing home. We also have the experience and knowledge to improve home efficiency and reduce energy costs.

Engineering - adding value to the community




in Long Island, NY