ADU Builder Services
Your property, expanded with purpose and possibility.
Unused space and missed opportunities shouldn’t limit the full potential of your property. Our ADU building experts handle every design, permit, and construction detail on your schedule. Experienced, code-compliant, always built to maximize your investment.
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Professional ADU Builder Services That Add Real Value
Mr. Local Services has been designing and building Accessory Dwelling Units since 2001, handling everything from permit filing to final inspection under one roof. With over two decades of residential construction experience, we bring a level of ADU-specific knowledge that general contractors simply cannot match.
When you work with us, you get a dedicated project manager, a fixed-scope quote, and a build process designed around your timeline. We have done this hundreds of times, and we will do it right for you.
- 25+ Years Experience
- 5-Star Rated
- Licensed & Fully Insured
- On-Time Guarantee
Why Build an ADU on Your Property?
Your property is one of your most valuable assets — an ADU puts it to work.
🏠 Rental income potential — A backyard unit can generate $1,200–$2,500/month in passive income
📈 Increased property value — ADUs consistently add 20–30% to assessed home value
👨👩👧 Multi-generational living — Keep family close without sacrificing independence
⚡ Energy-efficient design — Modern ADUs are built to current energy codes, lowering utility costs
🔑 Future flexibility — Use it as a rental now, a home office tomorrow, or a guest suite whenever you need
Is the ADU Process Holding You Back?
Most homeowners know they want an ADU — but the permits, zoning rules, contractor vetting, and cost uncertainty make it feel impossible to start. You are not alone in feeling that way. Every week we speak with property owners who have been sitting on this idea for months because the process feels too complicated to navigate. Mr. Local Services was built specifically to remove every one of those barriers — handling permits, design, construction, and inspections so you never have to coordinate between multiple contractors. Your ADU is closer than you think
When Is an ADU the Right Move?
Our ADU service covers the full construction scope — from initial design consultation and permit filing through site preparation, foundation, framing, mechanical and electrical rough-in, insulation, drywall, finishes, and final inspection. We manage every phase so you have one point of contact throughout.
The most common situations that bring homeowners to us:
- Backyard rental unit — You have unused yard space and want monthly income from it
- In-law or family suite — A parent or adult child needs nearby housing with their own entrance
- Home office or studio — You need a dedicated workspace separate from your main home
- Garage conversion — An underused garage becomes a fully permitted living space
- Property value investment — You are preparing to sell and want to maximize assessed value
Delaying an ADU project means months of missed rental income and a build season lost to the permit queue. The earlier you start, the sooner your property works for you.
Our ADU Build Services
Mr. Local Services handles the complete ADU scope, from design through certificate of occupancy, backed by 25 years of residential construction and hundreds of completed projects.
Design Consultation
We assess your lot, review zoning requirements, and develop a design that meets your goals and local code.
Mechanical, Electrical, and Plumbing Rough-In
All MEP systems installed and inspected before walls are closed.
Permit Filing and Management
We prepare and submit all permit applications, respond to plan check comments, and track approvals so you never have to chase the building department.
Insulation, Drywall, and Interior Finishes
Energy-code-compliant insulation, drywall, paint, flooring, cabinetry, and fixtures to agreed specifications.
Site Preparation and Foundation
Grading, excavation, and foundation work completed to structural specifications — inspected and approved before framing begins.
Final Inspection and Certificate of Occupancy
We coordinate the final inspection and deliver your certificate of occupancy — the document that makes your ADU legally habitable.
Framing, Roofing, and Weatherproofing
Full structural build with inspected framing, roof system, and exterior weatherproofing.
Utility Connections and Meter Setup
We coordinate all utility tie-ins, including water, sewer, gas, and electrical service, ensuring your ADU is fully connected and ready for occupancy.
How Our ADU Process Works
We have refined our ADU build process over 25 years to eliminate the friction points that frustrate homeowners most. Here is exactly what to expect from your first call to the day you receive your keys.
Free Site Assessment (Within 48 Hours)
Marcus visits your property, reviews lot dimensions, setbacks, and zoning, and gives you an honest assessment of what is buildable — at no charge.
Design and Fixed-Scope Quote (1–2 Weeks)
We develop your ADU design based on your goals and lot constraints. You receive a fully itemized, fixed-scope quote before any work begins.
Permit Filing and Approval (4–12 Weeks)
We prepare and submit all permit applications and manage the plan check process. Timelines vary by jurisdiction — we track every step and keep you updated weekly.
Site Preparation and Foundation (2–3 Weeks)
Once permits are approved, we mobilize. Site prep, grading, and foundation work are completed and inspected before framing begins.
Construction and MEP (8–14 Weeks)
Framing, roofing, mechanical, electrical, plumbing, insulation, and drywall — all completed in sequence with inspections at each phase.
Finishes, Final Inspection, and Handover (2–4 Weeks)
Interior finishes are installed to spec. Marcus coordinates the final inspection and walks you through the completed unit before handing over the keys and certificate of occupancy.
Why Homeowners Choose Mr. Local Services
There is no shortage of contractors willing to take on an ADU project. Here is what consistently separates Mr. Local Services — and why clients who have built with us refer their neighbor
25 Years of ADU-Specific Experience
We have been building residential structures since 2001. ADUs are not a new offering for us — they are a core part of what we do.
On-Time Completion Guarantee
If your ADU is not completed by the agreed milestone date, we will credit you $500 for every week of delay — no questions asked.
Fixed-Scope Quotes — No Mid-Project Surprises
Your quote itemizes every phase of the build. If scope does not change, your price does not change.
Free Site Assessment Within 48 Hours
We schedule your lot assessment within 48 hours of your first call — so you know whether your property qualifies before committing to anything.
One Named Project Manager From Start to Finish
Marcus, our Senior ADU Project Manager with 14 years on residential builds, personally oversees every ADU project. You have his direct contact from day one.
Licensed, Insured, and A+ BBB Rated
General Contractor License (Class B), $2M general liability coverage, full workers' compensation, and an A+ Better Business Bureau rating.
What Our Clients Are Saying
About Mr Local Services
Mr. Local Services is an independently owned residential construction company established in 2001.
We hold a General Contractor License (Class B), carry $2M in general liability coverage and full workers’ compensation, and are an A+ rated member of the Better Business Bureau and the National Association of Home Builders. Marcus, our Senior ADU Project Manager, has overseen residential builds for 14 years, every ADU project is managed under his direct supervision.
Frequently Asked Questions
Most ADU projects fall between $120,000 and $280,000 depending on size, site conditions, and finish level. Garage conversions typically range from $80,000 to $130,000. Every quote from Mr. Local Services is fixed-scope — the price you agree to is the price you pay, provided the scope does not change.
The full timeline — from first site visit to certificate of occupancy — typically runs 6 to 12 months. Permit approval is the most variable phase, ranging from 4 to 12 weeks depending on your jurisdiction. Construction itself generally takes 12 to 20 weeks once permits are in hand.
Any defect in materials or workmanship identified within 12 months of handover will be corrected by Mr. Local Services at no cost to you — no questions asked. This covers structural, mechanical, electrical, and finish work completed by our team. The guarantee is provided in writing at contract signing.
If your ADU is not completed by the agreed milestone date, Mr. Local Services will credit you $500 for every week of delay — no questions asked. The guarantee applies to delays within our control. Weather events, permit authority delays, or client-requested scope changes are documented separately.
Our scope covers design consultation, permit filing, site preparation, foundation, framing, roofing, MEP rough-in, insulation, drywall, interior finishes, and final inspection through certificate of occupancy. It does not include HOA approval, utility connection fees, or interior furnishing.
Yes. We hold a General Contractor License (Class B), carry $2M in general liability insurance, and maintain full workers' compensation coverage for all crew members. We are also an A+ rated member of the Better Business Bureau
Most ADU contractors manage permits and construction separately — you end up coordinating between multiple parties. Mr. Local Services assigns one named project manager, Marcus, to your project from site assessment to final walkthrough. You have one contact, one fixed-scope quote, and one accountability point throughout the entire build.
Because we use fixed-scope quotes, your price is locked at the start. If you request changes to the scope mid-project, we document them in a written change order with a revised cost before any additional work begins. There are no surprise invoices. Many ADU clients also choose to add automation and energy management from the start — our smart home integration <!--VERIFY URL--> service covers every option available for new builds.
Ready to Build? Your Free Site Assessment Is One Call Away.
Request your free site assessment and find out exactly what is buildable on your property, no commitment required. Marcus will visit your lot within 48 hours, review your zoning and setback requirements, and give you an honest picture of your ADU options.