ADU Journal

Builder Directory

Find prefab manufacturers, design-build firms, and contractors serving your area.

2 builders
Clear
New Hampshire Γ—
Cl

Clarke Building Company

Design-Build Firm
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Clarke Building Company operates as a full-service ADU contractor serving Massachusetts and Southern New Hampshire, specializing in design-build projects that navigate the state's 2024 Affordable Homes Act allowing 900-square-foot units by-right in single-family zones. The firm handles all phases from initial design through permitting and construction, with expertise in septic and Title 5 coordination that addresses common regulatory hurdles in the Northeast. The company positions itself as a licensed, insured specialist focused on helping North Shore homeowners access rental income, multigenerational living arrangements, and property value appreciation through compliant ADU development.

πŸ“Serving Massachusetts & Southern New Hampshire
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Westchester Modular Homes

Prefab / Modular
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This New York-based modular home manufacturer specializes in fully customizable residential units across multiple architectural styles, from ranches and colonials to townhouses and multi-unit rental properties. The company distinguishes itself through factory-controlled construction that allows simultaneous foundation and home building, significantly accelerating project timelines compared to traditional stick-built methods. Westchester Modular works with builders, developers, and individual homeowners, offering either pre-designed plans or complete custom design services in collaboration with architects.

πŸ“New York and Northeast United States. πŸ—“6 to 12 months
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