Nappa specializes in Design-Build Engineering and has delivered turn-key electrical installations throughout the Massachusetts’ life-science sector for the past 30 years. Our electrical construction knowledge & experience, combined with our in-house design capabilities, enables us to deliver accurate preconstruction budgeting, early procurement and dependable project management. Our design/engineering services include a full suite of Autodesk drafting software, electrical design, specifications and stamped electrical engineered drawings ready for submission.
Jackson Road Amenities
Devens, MA
Completed - 2024
8,000 sqft. (1) floor amenities center with multiple meeting areas, a lounge, game/rec. room with a golf simulator and a 2,500 sq. ft. taproom with a full commercial kitchen.
800A service, with downstream branch power for the kitchen, HVAC loads, grounding network, and 50kw generator. High-end architectural lighting, site lighting, EV charging stations, and complete fire alarm system.
3 Burlington woods
Burlington, MA
Completed - 2024
175,000 sqft. (4) floors with mechanical penthouse, building repositioning, core & shell for life-science tenants
4,000A service with main-tie-main switchboard, (2) 1,600A busduct risers to accommodate the (4) tenant floors, and (2) 2,000A switchboards to service the rooftop penthouse and extensive equipment loads. 300kw rooftop generator for base building backup power.
Design/Build of (3) spec suites totaling 28,000 sq. ft. for prospective lab tenants.
nAPPA ELECTRICAL CONTRACTORS - HQ
Billerica, MA
Completed - 2023
25,000 sqft. renovation of an existing building to new office/warehouse space
Phase 1 - Full-size boardroom, medium conference rooms, multiple huddle rooms, high-top table collab areas, private offices, sizable open office furniture, a print room, and a kitchen/café area with an outdoor patio.
Phase 2 - Warehouse area, large training/multi-purpose room, classrooms, loading docks.
aspen aerogels
Marlborough, MA
Completed - 2023
59,000 sqft. renovation from former Sports Authority and Old Navy spaces to an engineering and rapid prototyping facility.
New 4000A service with main switchboard and multiple downstream branch panels to handle the HVAC, power, and lighting loads.
Ameneties center
Lexington, MA
Completed - 2023
10,000 sqft. renovation to create an Amenities Center. 3,000 sqft. gym with locker rooms and a yoga studio, a 3,500 sqft. café with a full commercial kitchen, restrooms, and an adjacent bike room.
New 4000A service with main switchboard, downstream branch power for kitchen and HVAC loads, architectural lighting.
Commonwealth fusion systems
Devens, MA
Completed - 2023
164,000 sqft. (2) Floor, ground-up facility, full commercial kitchen/café area, a warehouse, attractive exterior elements, parking lot lighting.
New electrical service with Medium Voltage Utility switching station with (2) 13.8kv circuits, (4) 2500kva pad-mount transformers, (2) 4000A switchboards with main-tie-main arrangement, extensive branch power to support HVAC power, exterior lighting, EV charging stations, and a 750kw generator.
Satellite Bio
Watertown, MA
Completed - 2023
30,000 sqft. lab/office fit-up, open & private offices, multiple conference rooms, a kitchen/café area, architectural lighting.
ISO7 clean rooms, open & specialty labs, a freezer farm, cold rooms, extensive HVAC equipment loads, over (20) branch power panels, 350kw Generator
580 pleasant CORE/SHELL
Watertown, MA
Completed - 2022
200,000 sqft. (3) Floors with penthouse, building repositioning, core & shell for life-science and manufacturing tenants
Medium voltage utility switching with (2) 13.8kv circuits, (2) 3000kva pad-mount transformers, (2) 4000A switchboards with main-tie-main arrangement, (2) 3000A penthouse switchboards, extensive HVAC and equipment power, 250kw rooftop generator
580 pleasant SPEC SUITE
Watertown, MA
Completed - 2022
20,000 sqft. spec suite within a new core & shell life-science building
Open and private offices, kitchen area, lab area with extensive branch power
33 JACKSON ROAD
Devens, MA
Completed - 2022
185,000 sqft. (2) Floor, ground-up, core & shell building for life-science manufacturing
New electrical service with Medium Voltage Utility switching station with (2) 13.8kv circuits, (4) 2500kva padmount transformers, (4) 4000A switchboards with main-tie-main arrangement, multiple EV charging stations for amenities
Sanofi
Waltham, MA
Completed - 2022
102,000 sqft. (4) Floor tenant fit-out for life science tenant
R&D labs, high-end lighting package, offices, conference rooms, 750kw generator, 50kva UPS system
Tome Biosciences
Watertown, MA
Completed - 2022
62,000 sqft. (2) floor tenant fit-out constructed in historic Arsenal Yards
R&D labs, architectural lighting package, offices, conference rooms
convatec
Lexington, MA
Completed - 2021
15,000 sqft. tenant fit-out
R&D labs, offices, conference rooms, dust collector, extensive HVAC requirements, 50kw generator
20 maguire ROAD
Lexington, MA
Completed - 2021
90,000 sqft. core/shell building repositioning, core & shell for life-science tenants
15,000 sqft. spec lab, new electrical service with 4000A switchboard, mechanical room, high-end lobby lighting, bathroom & elevator upgrades
forma therapeutics
Watertown, MA
Completed - 2021
48,000 sqft. (3) floor tenant fit-out
R&D labs, cGMP suites, mechanical rooms, office, conference rooms, (2) level lobby with custom architectural chandelier
dicerna
Lexington, MA
Completed - 2021
50,000 sqft. (2) floor tenant fit-out & 25,000 sqft Welcome Center
R&D labs, offices, conference rooms, high-end lighting, 50kw generator
Replimune
Framingham, MA
Completed - 2020
62,000 sqft. (2) floor tenant fit-out
R&D labs, cGMP suites, mechanical rooms, offices, conference rooms, 500kw generator with parallel expansion capability
inari
Cambridge, MA
Completed - 2019
21,000 sqft. (2) Floor tenant fit-out in occupied building
R&D labs, office, conference rooms, multipurpose café, “ all hands on deck” meeting space
Celgene
Cambridge, MA
Completed - 2019
42,000 sqft. (3) Floor, multi-phased tenant fit-out
R&D lab, office, conference rooms, kitchenette
828 winter street
Waltham, MA
Completed - 2018
145,000 sqft. Core&Shell, Ground-up Life Science Center, (4) level parking garage
Medium voltage utility switching with (2) 13.8kv circuits, (2) 2500kva pad-mount transformers, (2) 3000A switchboards with main-tie-main arrangement, (2) 2500A penthouse switchboards, extensive HVAC and equipment power, 175kw rooftop generator, exterior lighting
WAVE LIFE SCIENCES - 115 hartwell ave
Lexington, MA
Completed - 2017
91,000 sqft. Core&Shell, Ground-up Life Science Center, (2) level garage
Complete tenant fit-up for Wave Life Sciences featuring lab, offices cGMP suites, 4000A service, 1000kw generator with custom enclosure,