Sebastians HVAC

Our Company

For over 50 years, Sebastian & Sons has been a leading commercial mechanical contractor in the Delaware Valley, providing expertise and unwavering commitment to superior quality and service in the HVAC sector. We understand the critical role that comfortable and efficient climate control plays in today's buildings and facilities. Our success is built on a foundation of technical proficiency, dedicated client partnerships, and a relentless pursuit of innovation.

We pride ourselves on being a one-stop shop for all your commercial HVAC needs, offering a full spectrum of services from design and engineering to installation, maintenance, and repair. This comprehensive approach allows us to streamline the process, saving our clients time and money while ensuring the highest level of quality and efficiency for their HVAC systems.

Design / Build

Sebastian & Sons excels as a single-source engineering firm and mechanical contractor, offering a seamless design/build process for your HVAC project. This integrated approach streamlines the entire selection, design, and construction phases, maximizing efficiency and minimizing potential delays or cost overruns. Our experienced team of engineers and technicians work collaboratively to ensure your HVAC system is not only perfectly tailored to your specific needs but also seamlessly integrated into your building's overall design.

Service & Repair

Whether you require routine maintenance, urgent repairs, or comprehensive equipment analysis, our skilled service department is here to keep your HVAC systems running smoothly. We have the expertise to service and repair virtually all brands, makes, and models of HVAC/R equipment, ensuring your facility remains comfortable and efficient year-round. Our proactive maintenance programs can help prevent costly breakdowns and extend the lifespan of your equipment, providing you with peace of mind and uninterrupted operations.

Plan & Spec Construction

Our Plan & Spec Construction division handles new construction, renovations, and retrofits with meticulous attention to detail and a commitment to on-time, on-budget project completion. We understand that each project is unique and we take the time to understand your specific requirements, offering customized solutions that meet your exact specifications. From the initial planning stages to the final walkthrough, our team is dedicated to delivering exceptional craftsmanship and exceeding your expectations.

Energy Solutions

We believe in helping our clients operate their facilities efficiently and sustainably. That's why we offer free, no-obligation energy audits of your equipment and operating costs. Our expert analysis can identify areas for improvement and recommend customized strategies to reduce your energy consumption, lower your bills, and minimize your environmental impact.

Our Expertise

Sebastian & Sons is your trusted partner for all your commercial HVAC needs, specializing in a wide range of systems and technologies, including geothermal energy, air conditioning equipment, boilers, chillers and cooling towers, furnaces, heat pumps, packaged rooftop units, HVAC controls, and HVAC/R accessories. We work with a variety of industries, from Fortune 500 companies to smaller organizations, providing customized solutions to address the unique needs of each client.