Net Zero Buildings

Engineering a Better World,
One Building at a Time

Our Impact

30+
Net Zero / Ready
Buildings

2 million+
kWh Solar PV + Hot Water

9,000 
Tons Geothermal

105,000+
kWh Returned to Grid

At CES, sustainability isn’t just a checkbox. We design MEP/FP systems that are both technically precise and deeply human-centered. From schools and hospitals to libraries and housing, our work prioritizes energy efficiency, climate resilience, and occupant well-being. Whether new construction or revitalizing infrastructure, we build smarter, greener places to live, learn, heal, and connect.

Net Zero Experience

Manchester Public Library
Manchester CT
Net
Zero
200 kW Solar Array 19 New 75,000-sf Net Zero Energy library featuring 40 geothermal bores, a 200 kW solar array, and an 840 kWh battery storage system. Targeting an EUI of 19 kBtu/sf/yr, the design integrates efficient HVAC, plumbing, lighting, MEP/FP systems, and sustainable exterior site lighting for a fully resilient all-electric facility. Learn More kBtu/sf/year EUI
Rutgers University
Student Projects Studio

Piscataway NJ
Net
Zero
CO2 Emissions 35 The 4,100-sf Bruce and Phyllis Nicholas Engineering Student Projects Studio at Rutgers University is an all-electric, hands-on engineering hub for 1,000+ students. A 46.2 kW rooftop solar array generates more than 100% of annual energy needs, supporting teams such as Rutgers Formula Racing and Rutgers Solar Car. Learn More kBtu/sf/year EUI
DEEP Western District Headquarters
Watertown CT
Net
Zero
16 Geothermal Bores 28 Located within Black Rock State Park, this all-electric facility leverages its hillside siting for passive performance. Sixteen 500-ft geothermal bores feed water-to-water heat pumps for heating, cooling, and domestic hot water, while a 74.4 kW PV array of 186 panels provides on-site renewable electricity. Learn More kBtu/sf/year EUI
Cambridge Fire Headquarters
Cambridge, MA
Net
Zero
13 Geothermal Bores A 30,400-sf renovation of the historic Cambridge Fire Headquarters, transforming the 1933 facility into a LEED-certified, net-zero, all-electric building. Upgrades include geothermal wells, high-efficiency electric systems, LED lighting, energy-recovery ventilation, and comprehensive envelope improvements to meet the City’s Net Zero Emissions goals. Learn More CO2 Emissions
Oak Bluffs Town Hall
Oak Bluffs MA
Net
Zero
Ready
70% Building Re-use Renovation of an all-electric mass timber facility designed for fossil fuel–free operation. Sustainable systems include high-efficiency air-source heat pumps, air-to-water heating, a DOAS with energy recovery, LED lighting with daylight controls, and EV charging. Energy modeling informed key envelope upgrades to maximize performance and reduce carbon impact. Learn More CO2 Emissions
Bullard Havens
Technical High School

Bridgeport CT
Net
Zero
Ready
CO2 Emissions 240 New Connecticut Technical Education and Career System high school designed for all-electric, Net Zero carbon operation. A centralized BMS, demand-control ventilation, and a geothermal heating and cooling plant eliminate fossil fuels. A 240-bore field also powers the “E House,” giving students hands-on exposure to advanced sustainable technologies. Learn More Geothermal Bores
Swampscott
Elementary School

Swampscott MA
Net
Zero
Ready
85 Geothermal Bores 25 This 153,000-sf all-electric, carbon-neutral K–4 school in Swampscott received LEED Gold and is Net Zero Ready. An 85-bore geothermal system, EV charging, and infrastructure for future solar PV support an exceptional EUI of 25 kBtu/sf/yr. Learn More kBtu/sf/year EUI
Eaglebrook School
Dining Hall

Deerfield MA
Net
Zero
Ready
21 Geothermal Bores 121.7 Eaglebrook School’s new 33,000-sf mass timber dining hall—the school’s first Zero Net Energy cafeteria—features displacement ventilation, energy recovery, radiant flooring, and 21 geothermal wells. With an EUI of 121.7, less than half the typical dining baseline, the building pairs deep sustainability with its natural mountain setting. Learn More kBtu/sf/year EUI
Nashoba Regional
High School

Bolton MA
Net
Zero
Ready
72 Geothermal Bores 27 The 205,000-sf Nashoba Regional High School is designed for Net Zero Ready performance, anchored by a next-generation geothermal system with seventy-two 800-ft bores in a quad-loop configuration. The all-electric design supports full building loads while significantly reducing lifecycle carbon emissions. Learn More kBtu/sf/year EUI