About Us


Our philosophy has been the driving force behind our success. Founded in 1972 by Louis L. Guerriere and John D. Halnon, Guerriere & Halnon, Inc., has been strong in providing individual attention and quality workmanship. We service government agencies, industrial, commercial, and residential developers, private land owners and design firms, all with a high degree of expertise, quality and integrity. By our maintenance of state-of-the-art technology, we are able to provide cost-effective, accurate and timely results of finished plans and designs. This ensures a result-oriented philosophy on every project, every time.

Guerriere & Halnon, Inc, employs a team of professionals, including registered professional civil engineers and land surveyors, engineers, technicians, CAD operators, and a trained and skilled administrative staff. Holding degrees in engineering, and possessing years of field experience, our in-house experts have both the theory and practical experiences which ensure quality workmanship and effective results. We encourage our employees to enhance their professional development through advanced schooling, seminars, workshops, and continuing education. This creates a constant awareness of the innovations, trends, and legislation in our diverse and changing industry.
We are proud that our professionals share our commitment to quality. This commitment to excellence, combined with their ability to work on a wide range of projects, permits our clients to work with our staff from start to finish. This personalized attention guarantees that our clients control the project at every stage of development.

In order to provide precision, efficiency, accuracy and cost-effectiveness in each project, Guerriere & Halnon, Inc., maintains state-of-the-art computer technology in all its corporate offices. Our use of the latest field and office computer systems allows us to furnish our clients with efficient and prompt results, all within budget. In fact, with changes in technology becoming so vital to project success, the experts at Guerriere & Halnon know the importance of keeping abreast of any and all innovations which will assist its engineers and surveyors in their projects. We are constantly looking for new ways to serve you better, and maintaining the finest technological equipment both in our offices and in the field aids us in carrying out this commitment.


Some of the projects where we have provided Civil Engineering, Surveying and Environmental services are represented in the pictures on this site.  Many are a one-time project for a particular client and others, like the Milford Regional Medical Center illustrate various phases of the expansion of the facility including the recently opened Meehan Family Pavilion and new Emergency Department located on Route 140 in Milford, MA.

More Projects