The San Diego ADU Planning Guide
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H&M Building Services LLC logo – San Diego general contractor for ADUs, remodels, and home additions.

The San Diego ADU Planning Guide

Learn how to save time, money, and stress when planning your
ADU or remodel

  • ✔️ Average ADU & remodel costs in San Diego

  • ✔️ Fast-track permitting checklist

  • ✔️ Financing strategies for your project

  • ✔️ Before & after project inspiration

By submitting, you agree to be contacted by H&M Building Services via phone, text, and email.

Design - Build ADUs & Home Remodels That

Pay for Themselves

H&M Building Services helps homeowners add space, increase value and unlock rental income. Get a free on-site consultation and see your project in 3D before we build. 

⭐5 - Star Reviews

Design & Permits Included

Family Owned - Local

Why Homeowners Choose H&M

Design, Permit, Build

Full service: 3D design, engineering, permits, and construction under one roof.
Red alarm clock illustration showing time at 7 o’clock.

On‑Time, On‑Budget

Clean schedules, transparent pricing, and weekly updates via Buildertrend.

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Financing Guidance

We help you explore HELOCs, renovation loans, and ADU financing programs.

Recent Projects

Two-story ADU with modern stucco exterior, private entrance, and balcony in San Diego – built by H&M Building Services.
Open-concept living room and kitchen remodel in San Diego with modern fireplace, wood flooring, and natural light – H&M Build
Modern home exterior remodel in San Diego with wood siding, glass garage door, and desert landscaping – H&M Building Services

How It Works

Consultation

On‑site visit to understand goals, budget, and feasibility.

1

Design & Pricing

3D design, selections, and a transparent fixed‑price proposal.

2

Permits & Build

We handle permits, inspections, and construction management.

3

Walkthrough

Final punch‑list, warranty handoff, and care guide.

4

Modern San Diego ADU and home remodel with stucco finish, black framed windows, and attached garage – H&M Building Services

🔍 Thinking About Building an ADU in San Diego?

​Request Your Free Consultation

What Clients Say

Carlos and his team delivered outstanding work with professionalism, efficiency, and excellent quality.


 Vanessa W.

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Contemporary detached ADU in San Diego with flat roof, white stucco exterior, and double French doors – built by H&M Building

Carlos and his team did an excellent job on my kitchen renovation, professional, communicative, and high quality. I was so pleased I hired them again to restucco my home.
 
Sophia R.

Kitchen remodel in San Diego with navy blue cabinets, wood countertops, custom tile backsplash, and copper range hood – H&M B

H&M Building did an outstanding job, professional, reliable, and high quality. Highly recommend!
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Cena V
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Modern kitchen remodel in San Diego with white shaker cabinets, stainless steel appliances, subway tile backsplash, and wood
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