Underground Utilities

Sewer, Water, and Electrical installation service

Serving all of Connecticut and Westchester County NY


Starting on a new commercial or municipal construction project? Grasso has decades of experience and the right equipment to ensure a proper installation for your water and sewer services. This includes full site development and excavation to prepare your property. From there, we are able to do comprehensive water line installation, water main line hookup, sewer line installation, sewer line hookup, as well as gas trenching. Would you like to find out more? Get in touch with Grasso today!


At Grasso Companies, our sewer and water line services stretch the whole duration of the process, from installation to repair and maintenance. We will ensure that your structure is always running smoothly with complete water and sewer function and connection. Should you detect a leak, or need some repair or maintenance service, call Grasso today! Our services include (but aren't limited to):


No matter what type of property you have, water is an essential element of any structure. Should you need a new hookup for a new or existing commercial, municipal, or residential building count on Grasso to get it done. We have the necessary skills, decades of experience and required tools to get the job done right - giving you peace of mind for the future.


Properly connecting your commercial, municipal, or residential building to the main sewer line is essential to ensure your property functions at full potential. This also reduces the risk of damages or repairs. Whether you have a brand new structure that needs to be hooked to the main line or a new hookup from an existing structure, we have the skills and expertise to do this with ease.


Gas trenching is a vital step to make sure your building has access to heat throughout the year. Should you need gas trenching for your municipal or commercial project, we offer installation as well as repair and maintenance services. When digging, there are many considerations to guarantee there is no damage or risks to your property - this is where a professional like Grasso comes in.


Trust Grasso Companies for expert, professional and dependable service. With extensive experience under our belts, we are fully licensed, bonded and insured as well as guaranteed to be up to date on local regulations.

Before any ground is dug, we first and foremost make sure that all plans are in accordance to the local regulations. This means we have to obtain and complete necessary permits and inspections, a standard part of any new construction. In addition, often connections to water and sewer lines must be first inspected before the building can be used. At Grasso Companies, we can help you to obtain the correct permits to begin construction, organize inspections when the work is completed, and guarantee the proper installation and connection process.

Our featured projects

Discover why the experts of Grasso Construction have already won the confidence of so many in the course of the completion of thousands of commercial and municipal projects. Check out our gallery of images of both past and current projects for an idea of the scope and quality of our capabilities. Join our impressive list of highly-satisfied past and current customers, and discover why a decision to work with the Grasso team for your next concrete and masonry project is one you will never regret.

Contact Us

Join our impressive list of highly-satisfied past and current customers, and discover why a decision to work with the Grasso team for your water and sewer line project is one you will never regret. To request a convenient free quote for any of Grasso Companies' extensive services for your home, business, or municipality, simply send by contacting us at the button below, or give us a call at 203-838-0123. We’ll get back to you promptly with all the information you need and to schedule your free, no-obligation quote.