Avica Construction & Development Inc is a licensed LA-based ADU contractor building detached ADUs, garage conversions, attached ADUs & JADUs across Los Angeles, Orange County & San Bernardino County, managing design, permits & construction.

Avica Construction & Development Inc – ADU Contractor in Glendora, CA

About Avica Construction & Development Inc

Avica Construction & Development Inc: ADU Contractor Services in Los Angeles

Avica Construction & Development Inc is a licensed general contractor based in Los Angeles that specializes in the design and construction of Accessory Dwelling Units (ADUs). Serving homeowners across Los Angeles County — including Santa Monica and Pasadena — as well as Orange County and San Bernardino County, they manage ADU projects from initial design through final inspection.

Their services cover a range of ADU types, including detached ADU construction, garage conversions, attached ADUs, and Junior ADUs (JADUs). As a full-service ADU builder, Avica handles permitting, design, and construction under one roof, which can simplify the process for homeowners who are unfamiliar with local regulations.

Types of ADUs Avica Construction Builds

Every property has different constraints and opportunities, and Avica Construction works with homeowners to identify the most suitable ADU configuration for their lot and goals. The main ADU types they build include:

  1. Garage Conversion ADU: Converting an existing garage into a livable studio or one-bedroom unit. This is often the most cost-effective approach and keeps the backyard footprint intact.
  2. Detached ADU (Backyard Cottage / Granny Flat): A standalone structure built on the same lot as the primary home, offering privacy and flexibility for long-term rental or family use.
  3. Attached ADU: An addition built onto the primary residence, sharing at least one wall, with a separate entrance.
  4. Junior ADU (JADU): A smaller unit created within the existing footprint of the home, typically up to 500 square feet.

Their in-house design team works with clients to develop layouts that make practical use of available space, with attention to natural light, storage, and code compliance.

ADU construction costs in Los Angeles generally range from $50,000 to $300,000 or more, depending on the type, size, and complexity of the project. Garage conversions tend to sit at the lower end of that range, while ground-up detached construction typically costs more. Avica provides itemized estimates upfront so homeowners can plan accordingly.

Permitting and Project Management

One of the more challenging aspects of building an ADU in California is navigating the permitting process. While the state has taken steps to streamline ADU approvals in recent years, requirements still vary by city and county. Avica Construction manages all permit filings, zoning compliance, and coordination with local building departments on behalf of their clients.

Their process follows a structured approach:

  1. Initial Consultation & Estimate: A property evaluation to assess feasibility, discuss goals, and outline costs and timelines.
  2. Design, Planning & Permitting: Custom ADU designs are developed and submitted for approval, with all permits handled by the Avica team.
  3. Construction & Final Walkthrough: The build is carried out and concluded with a walkthrough to confirm the project meets expectations.

For homeowners considering an ADU as a source of rental income, Avica notes that monthly rental revenue in the Los Angeles market can often offset the cost of an ADU construction loan over time. They also assist clients in understanding available financing options.

Avica Construction & Development Inc operates across Los Angeles, Orange County, and San Bernardino County, bringing familiarity with local zoning laws and permitting requirements to each project they take on.

Services

Avica Construction & Development Inc performs the following services

  • Architecture & Design
  • Permit Specialist
  • Construction
  • Financing & Loans
  • Feasibility & Site Assessment

Avica Construction & Development Inc Reviews

Jorge Mendez

2026-03-28
"Great working with Adrian and Avica Construction professional, responsive, and a strong partner. Highly recommended."

Angelica Arteaga

2025-11-12
"AVICA Construction Development has been incredible to work with. Their team is professional, knowledgeable, and truly dedicated to quality craftsmanship. Whether its residential or commercial, they take pride in every project and it shows. They communicate clearly, stay on schedule, and deliver beautiful results. Its great to have a trusted local firm like AVICA that genuinely cares about both their clients and the community. Highly recommend them for any construction or development project!"

Eliana Eldahmy

2025-03-25
"Working with Avica Construction Company as a lending partner was truly an outstanding experience. From start to finish, the team was incredibly professional, communicative, and efficient. What stood out most was the seamless collaboration between our teams and the exceptional level of care Avica provided to the client. Throughout the entire process, the client consistently shared positive feedbackpraising the transparency, attention to detail, and high-quality workmanship. It was clear that Avica genuinely cares about the people they serve and takes pride in every project. I wouldnt hesitate to recommend them and look forward to working together again!"

Armando Olmeda

2025-03-01
"Amazing quality service all around with sound communication. very fast and reliable and COST-EFFECTIVE. Hired him for multiple quotes and a job i had, my clients and myself loved Adrian."

Chris Rubio

2024-05-23
"AVICA is the industry leader to commercial or residential development. They have helped us with complex commercial and residential projects to even smaller projects like fix and flip and ADU. Highly recommend for construction needs"

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Specifics

Licensed Prefab Specialist

Opening hours

Monday 7:00AM - 5:00PM
Tuesday 7:00AM - 5:00PM
Wednesday 7:00AM - 5:00PM
Thursday 7:00AM - 5:00PM
Friday 7:00AM - 5:00PM
Saturday 7:00AM - 5:00PM
Sunday -

Location

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