Your PrefabPartner

Modular Mechanical Solutions (MMS) is a prefabricated MEP systems manufacturer serving the Northeast. We fabricate complete mechanical assemblies offsite at our climate-controlled 130,000 SF ISO 9001:2015 certified facility in Andover, Massachusetts, then deliver them ready to connect.

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Prefabricated Mechanical Systems: Penthouses, Skids & MEP Modules | MMS

Mechanical Penthouses

Our mechanical penthouses are designed and built to optimize any project's specific heating, cooling, energy, and environmental goals.

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Pump Skids

Our pump skids can be used for any application, including process, hydronics, fire suppression, and more.

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Domestic Hot Water Skids

Our domestic hot water skids are built to satisfy all plumbing codes and provide the benefit of an accelerated field installation.

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Heat Exchanger & Energy Recovery Skids

Our heat exchanger and energy recovery skids offer effective time and space-saving solutions.

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Medical Headwalls

Our headwall products provide a consistent experience for installers and, ultimately, the healthcare staff.

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Bathroom Pods

Our bathroom pods are built to your specifications and ready to “roll” onto your site.

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Fast Facts About Prefab

7

Acres of campus

130,000

Square footage prefabrication manufacturing facility with overhead cranes

30%

Up to 30% reduction in field labor through offsite mechanical fabrication

20%

Percentage of reduction in onsite waste.

ISO

9001:2015 certified quality management system

7x

Controlled manufacturing environment vs. field conditions

Spool-fed

Welding equipment for precision fabrication

20+

Revit modelers and QA/QC staff on-site

100%

Union Built: HVAC, Plumbing, Fire Protection

LOCAL

Manufacturing for MA, NH, ME, VT, CT, RI, and surrounding states

Union Built

HVAC, Plumbing, Fire Protection, Electrical

Featured Projects

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Brigham & Women's Faulkner Hospital

To support a new 78-bed inpatient facility, the client needed a solution to accelerate the construction schedule and manage space constraints amid multiple trades. MMS delivered 66 prefabricated bathroom pods, streamlining installation and reducing onsite congestion.

Bathroom Pods - Brigham & Women's Faulkner Hospital - Boston, MA

Brigham & Women's Faulkner Hospital

To support a new 78-bed inpatient facility, the client needed a solution to accelerate the construction schedule and manage space constraints amid multiple trades. MMS delivered 66 prefabricated bathroom pods, streamlining installation and reducing onsite congestion.

Bathroom Pods - Brigham & Women's Faulkner Hospital - Boston, MA

Comm Pier

The project team wanted to maximize valuable floor space. Instead of a mechanical room inside the building, they opted for a modular penthouse on the roof.

Mechanical HW & DHW Penthouse - Commonwealth Pier - Boston, MA

Comm Pier

The project team wanted to maximize valuable floor space. Instead of a mechanical room inside the building, they opted for a modular penthouse on the roof.

Mechanical HW & DHW Penthouse - Commonwealth Pier - Boston, MA

Dana Farber

The client knew they wanted to save valuable floor space within the building for patient care, so mechanical rooms were going to be housed outside. The team opted for modular mechanical rooms to avoid having to build penthouse structures on the roof.

Mechanical CHW, PCHW, HW & DHW Penthouses - DFCI – Boston, MA

Dana Farber

The client knew they wanted to save valuable floor space within the building for patient care, so mechanical rooms were going to be housed outside. The team opted for modular mechanical rooms to avoid having to build penthouse structures on the roof.

Mechanical CHW, PCHW, HW & DHW Penthouses - DFCI – Boston, MA

Food and Beverage

This client was challenged with a tight schedule and small footprint. They wanted us to ensure the footprint was as small as possible. They were also looking for us to provide improved lead times, assist with local labor shortages, and provide improved pricing with our local fabrication.

Domestic Hot Water Skid - Food and Beverage R&D – Valhalla, NY

Food and Beverage

This client was challenged with a tight schedule and small footprint. They wanted us to ensure the footprint was as small as possible. They were also looking for us to provide improved lead times, assist with local labor shortages, and provide improved pricing with our local fabrication.

Domestic Hot Water Skid - Food and Beverage R&D – Valhalla, NY

BU Theatre

During construction, the client required the chilled water and heating plants to be operational prior to the rest of the building. The owner and design team opted for a modular mechanical room so that the plant could be built in a parallel path to construction of the rest of the building.

Mechanical CHW, HW & DHW Penthouse - BU Theatre – Boston, MA

BU Theatre

During construction, the client required the chilled water and heating plants to be operational prior to the rest of the building. The owner and design team opted for a modular mechanical room so that the plant could be built in a parallel path to construction of the rest of the building.

Mechanical CHW, HW & DHW Penthouse - BU Theatre – Boston, MA

Pharmaceutical

This client wanted to maximize usable square footage within the building and opted for a roof-mounted modular system.

Mechanical HW Penthouse with Energy recovery system - Pharmaceutical – Somerville, MA

Pharmaceutical

This client wanted to maximize usable square footage within the building and opted for a roof-mounted modular system.

Mechanical HW Penthouse with Energy recovery system - Pharmaceutical – Somerville, MA

Benefits

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Safety

All customized modular solutions are built off-site at our ISO 9001:2015 certified campus in Andover, MA. This approach results in less congestion and fewer man-hours on-site.

hand on paper, pointing at unit numbers

Schedule

We understand the goal is to have your system up and running as soon as possible. MMS assembles each custom unit offsite, minimizing time on site.

Quality Craftsmanship

Our environmentally controlled, 130,000 SF manufacturing facility provides our local union tradespeople with ideal operating conditions for fabrication of systems.