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Indoor construction site with wooden frames, workers, tools, ladders, scaffolding, and yellow caution tape scattered throughout.Indoor construction site with wooden frames, workers, tools, ladders, scaffolding, and yellow caution tape scattered throughout.

Raise productivity. Improve efficiency. Drive profitability.

Modern solutions for modular building.

Your modular building operation is like no other. That’s why Simpson Strong-Tie provides a full selection of innovative, high-quality products for a total solution. From advanced marking and cutting equipment to industry-standard connectors, fasteners, anchors and more, you’ve got everything you need to save time, reduce labor costs and boost productivity.

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Desk with a pencil, notebook, laptop, and a booklet titled 'Modular Building Solutions' featuring abstract geometric cover art in blue, yellow, and red.

Modular Building Solutions

Rigorously tested for strength and reliability, our products are built on nearly 70 years of engineering research and development. They’re also widely available for next-day delivery, backed by expert service and support.

ATHC™ Attic Truss Heel Connector

The ATHC Attic Truss Heel Connector is a versatile, one-piece double-hinge solution designed to simplify the production, transport, and assembly of folding roof components. Engineered for compatibility with 2½"-wide I-joists, OPENJOIST™, and 2x dimensional lumber rafters, the ATHC ensures consistent installation and efficient load transfer. Its innovative folded position minimizes transportation costs by allowing components to ship flat, making it an ideal choice for modular and prefabricated construction projects.

MMLU Face-Mount Hanger for Factory-Built Structures

MMLU Face-Mount Hanger for Factory-Built Structures

The face-mount MMLU series provides installation versatility for factory-built structures. Nailing grids in the MMLU hangers replace traditional nail holes, allowing for faster installation of power-driven nails. Each hanger provides multiple nailing pattern options to enable value engineering for different loads.

MASOZ™ Mudsill Anchor for Offsite Construction

MASOZ™ Mudsill Anchor for Offsite Construction

The latest in our growing line of offsite construction solutions, the MASOZ is an ideal mudsill anchor for factory-built, sheathed wall panels. The connector provides a very efficient anchorage method that reduces onsite labor costs.

SCLC Stair Cassette Ledger Connector

SCLC Stair Cassette Ledger Connector

The SCLC is ideal for connecting preassembled stair cassettes to ledgers. The SCLC installs on the header in the factory with power-driven or hand-installed common nails. At the jobsite, the cassette is simply lowered onto the SCLC and fastened with Strong-Drive® SDS Heavy-Duty Connector screws.

MMHC Hinged Roof Connector

MMHC Hinged Roof Connector

The innovative MMHC hinged roof connector makes it easy to build a stick-frame roof in the factory that can fold flat during shipping. This connector has been tested and load rated in multiple directions. It can be installed on one or both sides of the roof rafter assembly.

Modular Building: a Faster, Higher-Quality Alternative to Stick-Built Construction

The advantages of modular construction are making themselves better known throughout the building industry, and we can expect to see more and more panel-built homes, offices and other modular structures in the years and decades to come.

Read more on the Building Strong Blog

Modular building during constructionModular building during construction