Want to expand your property's potential in Northbridge, MA or throughout the Metro West area? Hollett and Son specializes in accessory dwelling unit construction that meets your specific needs. We handle every aspect of your project:

• Garage conversion ADUs
• Full architectural planning and permitting
• Basement ADU finishing
• Separate entrance and utility hookups
• Kitchen and bathroom installation
• Detached and attached ADU construction

Our 5-Step ADU Process:

• Step 1 - Site assessment and zoning review
• Step 2- Architectural design and permit filing
• Step 3 - Foundation and structural work
• Step 4 - Framing, insulation and MEP rough-in
• Step 5 - Finishing, inspection and certificate of occupancy

Our team guides you through site assessment, design, permitting, construction, and final inspection. Reach out to us to discuss your ADU project today.

Homeowners in Northbridge, MA are discovering the practical benefits of adding an accessory dwelling unit to their property. An ADU provides flexible solutions that adapt to your lifestyle, from rental income to multigenerational living space to a dedicated home office:

• Private space for aging parents or adult children
• Generate passive rental income
• Increase your property value significantly
• Guest accommodations without sacrificing privacy
• Dedicated work-from-home environment

Our construction process ensures your ADU meets all local zoning requirements while delivering the functionality you need. We handle everything from foundation work through final certificate of occupancy.

Serving the Metro West area since 1989, Hollett and Son brings proven experience to every ADU project. As a family-owned business with over 35 years in construction, we've completed more than 500 projects backed by 200+ five-star reviews:

• Financing options available through Hearth
• Same-day response to calls and emails
• Fully licensed MA general contractor and EPA lead-safe certified
• Comprehensive liability insurance coverage
• Most projects start within 2-4 weeks
• Complimentary consultations
• Handle all permitting and paperwork
• Competitive pricing with quality craftsmanship

We work closely with you to understand exactly what you need from your accessory dwelling unit. Our team treats your home with respect while using current industry tools and techniques to deliver results that last.

Ready to explore how an accessory dwelling unit can expand your Northbridge, MA property? Hollett and Son provides complete ADU construction services, from initial site assessment and zoning review through final inspection. We'll ensure your project stays on schedule and meets all local requirements. Our team is available to answer your questions and provide a detailed project timeline. Contact us today to schedule your complimentary consultation and discover how we can bring your ADU vision to life.