ADU Knowledge
June 8, 2024

How to find a good ADU contractor

Argi Avetisyan
Argi Avetisyan
Gather ADU expert
How to find a good ADU contractor
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In the expanding world of home improvement and real estate investment, Accessory Dwelling Units (ADUs) are becoming a hot trend among homeowners. Whether you're aiming to boost your property's value, create additional living space, or generate rental income, an ADU can be a game-changer. However, the success of your ADU project hinges on finding the right contractor. This comprehensive guide walks you through the essential steps to find a reliable ADU contractor who can turn your vision into reality.

Understanding Your ADU Needs

Before you set out to find a contractor, it's crucial to have a clear understanding of your project's specific requirements. Consider what you intend to achieve with your ADU — be it extra living space, a rental unit, or perhaps a cozy home office. The functionality will dictate the design, from the number of rooms to specialized amenities. By defining your needs upfront, you'll be able to communicate your vision clearly to potential contractors, ensuring a smoother collaboration.

Choosing the Right Approach for Building Your ADU

When embarking on an accessory dwelling unit (ADU) project, you'll need to decide on the level of experience and expertise you require, weighing factors such as time commitment, ease of execution, and predictability. In the realm of small residential construction, specifically for ADUs, there are essentially three main options available:

1. Hire a Full-Service Design/Build Firm

  These larger construction firms offer a comprehensive package, including design, engineering, permitting, construction, and selection of finish materials. They typically handle various projects, such as new home builds, additions, and kitchen/bathroom remodels. While convenient, this option may come at a higher cost, for example, around $400 per square foot for a 750-square-foot ADU.

2. Engage a Specialized ADU Contractor

  Companies like ours, fully dedicated to ADU construction, offer specialized services tailored to this type of project. While our costs may be slightly lower than larger firms, we provide industry-leading visibility and service to our clients, guiding them through the entire process. Our expertise in ADUs within the local area can ultimately save time and money by anticipating and avoiding potential pitfalls, such as site selection, size constraints, inspection requirements, and efficient project management.

3. Hire an Independent Contractor or Handyman

  This option typically involves working with a smaller "mom and pop" operation or a handyman. They may have a few field employees and family members handling office work. These contractors will likely connect you with designers, architects, engineers, and handle some portions of the build themselves while subcontracting other aspects. However, projects may not be expertly managed, and hiccups are more likely to occur, potentially leading to longer timelines and increased responsibilities on your part. The cost for this approach might be around $325 per square foot for a 750-square-foot ADU. Additionally, you may lack visibility into the fully loaded cost, as budgets may not account for all ADU-specific requirements, such as solar installations, soils reports, fire-rated construction, and utility upgrades in certain cases.

4. Do-It-Yourself (DIY) ADU

  This scenario involves you taking on the role of project manager, sourcing service providers, hiring subcontractors, and potentially self-performing some aspects of the build. While the vertical construction cost might be closer to $250 per square foot for a DIY approach, it's crucial to consider the opportunity cost of your time, especially if you plan to rent out the unit. A longer construction timeline could delay potential rental income for several months.

Ultimately, you'll need to weigh the pros and cons of each option based on your unique situation. We're happy to discuss your project budget and timeline if you choose to work with us. Contractors specializing in ADUs possess valuable knowledge about efficient design, permitting, and construction processes, ensuring you get the most value for your investment. If you decide to work with a designer or architect first, it's advisable to involve a contractor early on to ensure that your actual build cost aligns with your budget. Schedule a free call with an ADU expert

Choosing the Right Contractor for Your ADU Project

AD internal design

The trend of building accessory dwelling units (ADUs) on residential properties has gained significant momentum in recent years. These secondary living spaces offer homeowners a versatile solution for accommodating family members or generating additional income through rentals, while simultaneously increasing the property's overall value. However, constructing an ADU represents a substantial investment, and it's crucial to partner with a contractor who possesses the necessary expertise and professionalism to execute the project successfully. Amidst the numerous cautionary tales of substandard work and unethical practices in the construction industry, identifying a reliable ADU contractor can be a daunting task. To aid in this process, consider the following five essential characteristics:

1. Localized Experience and Community Ties

Look for contractors with a long-standing presence in your specific community or region. While years in the construction business are valuable, it's equally important to assess their familiarity with the local area and their active involvement in similar ADU projects. A contractor deeply rooted in the community is more likely to have cultivated strong relationships with reputable suppliers, skilled subcontractors, and knowledgeable craftsmen, as well as an understanding of local authorities and regulations.

2. Comprehensive Knowledge of Local Building Codes and Permit Requirements

Ensuring compliance with local building codes and permit regulations is crucial for any ADU project. Select a contractor who possesses an in-depth understanding of these guidelines specific to your area. Failure to adhere to local ordinances can result in costly fines, project delays, and potential legal issues. An experienced ADU specialist will prioritize meeting all necessary requirements and best practices from the outset, eliminating potential compliance problems before construction begins.

3. Well-Defined and Proven Process

Building an ADU is a complex undertaking, and as a homeowner, you may lack prior experience in such projects. It's advisable to partner with a specialist who has successfully completed similar endeavors and has a well-defined, proven process in place. Inquire about their project management strategies, milestones, and quality control measures to ensure a smooth and efficient execution from start to finish.

4. Open and Transparent Communication

Effective communication is the cornerstone of a successful client-contractor relationship. Seek a contractor who welcomes your questions, addresses your concerns openly, and provides transparent information throughout the project. A trustworthy ADU builder will be upfront about potential costs, timelines, challenges, and opportunities, nurturing an environment where you feel comfortable expressing your needs and expectations.

5. Positive Client Testimonials and References

Before making a final decision, request references and information about similar ADU projects completed by the contractor you are considering. Speaking with previous clients can provide valuable insights into their experiences, the quality of craftsmanship, adherence to budgets and timelines, and overall satisfaction. A reputable contractor with a proven track record will be eager to provide references, allowing you to make an informed choice.

By prioritizing these five key characteristics, you can increase your chances of selecting a competent and reliable ADU contractor, ensuring a seamless project that meets your expectations and enhances the value of your property for years to come.

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Budget Considerations for Your ADU Project

Equally important is establishing a realistic budget that reflects the scope of your project. Research the average costs of ADU projects in your area, factoring in construction expenses, permits, and any unforeseen costs. A transparent discussion about your budget with potential contractors will help identify those willing to work within your financial parameters while still delivering quality work.

Local Regulations and Zoning Requirements for ADUs

Navigating the maze of local building codes and zoning laws is a critical step in planning your ADU. These regulations can significantly impact your project, from design constraints to permitting processes. Arm yourself with knowledge about these legal requirements before you begin contractor interviews. A contractor well-versed in your area’s zoning laws can be invaluable, guiding you through the permitting process and ensuring your project complies with local standards.

Researching ADU Contractors

ADU at building phase

Utilizing Online Platforms for Contractor Reviews

The internet is a treasure trove of information, with numerous review sites offering insights into contractors' reputations. Platforms like Houzz, GreatBuildz, and the Better Business Bureau, along with social media sites, can provide reviews and testimonials from past clients. Pay close attention to comments on quality, reliability, and communication — essential traits for a successful partnership.

Asking for Recommendations

Never underestimate the power of a personal referral. Friends, family, and neighbors can be excellent sources for contractor recommendations, especially if they've recently completed an ADU project. Personal testimonials offer an unfiltered glimpse into a contractor’s work ethic and customer service.

Checking Contractor Portfolios and Case Studies

A reputable contractor will be proud to show off their past projects. Reviewing a contractor’s portfolio gives you an insight into their craftsmanship and design capabilities. Look for projects similar to your vision; this demonstrates experience relevant to your specific needs.

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Verifying Credentials and Licensing

Hiring a licensed contractor is non-negotiable. Licensing ensures that your contractor meets professional standards and is legally allowed to work in your area. Additionally, verify their insurance to protect against potential liabilities during the project. In California, for example, the Contractors State License Board provides a database to check the licensing status of contractors.

The Interview Process

Once you’ve narrowed down your list of potential contractors, it’s time for in-depth interviews. This is your opportunity to ask detailed questions about their experience with ADU projects, their approach to budgeting and timelines, and how they handle challenges that may arise. It’s also wise to request references from previous ADU clients to further vet your candidates.

Evaluating Proposals

After the interviews, you’ll likely receive a range of proposals. Compare these carefully, considering not just the bottom line but also the scope of work, the quality of materials, and the proposed timeline. Remember, the cheapest option is not always the best choice; a slightly higher bid might offer a better value in terms of quality and reliability.

Case Studies and Testimonials

ADU builder
case 1:

As Gather ADU Experts, we had the privilege of working with a wonderful couple in their 40s who wanted to build an ADU to accommodate an aging parent. After exploring multiple options, they chose to partner with us, and we're proud to have exceeded their expectations. From the initial consultation, we provided a detailed proposal outlining our proven process, timelines, and commitment to adhering to all local building codes. Open communication was a top priority throughout the project, and our team maintained a high level of professionalism and attention to detail. Despite the complexities involved, we completed the ADU on schedule, within budget, and to the highest quality standards. The couple was thrilled with the outcome, and we're honored to have played a role in creating a comfortable living space for their loved one.

case 2:

A young family approached us with the goal of building an ADU to generate additional income through rental. We understood the importance of this investment for their future, and we were committed to delivering a exceptional result. Our extensive experience in the local area, coupled with our deep knowledge of ADU regulations, allowed us to provide a comprehensive plan that addressed potential challenges and opportunities upfront. Transparent communication was a cornerstone of our partnership, and we promptly addressed any concerns or questions raised by the family. The finished ADU not only met all necessary codes and requirements but also exceeded their expectations in terms of quality and design. We're proud to have played a part in helping this family achieve their financial goals while adding value to their property.

case 3:

Unfortunately, not every project we encounter has a positive outcome. We recently had a situation where a homeowner prioritized cost over quality and reputation, choosing an unestablished contractor who promised a low price and a quick turnaround. Despite our best efforts to advise them, the homeowner proceeded with this contractor, who ultimately lacked the proper permits, failed to adhere to building codes, and used substandard materials. Communication was poor, and the project was eventually abandoned halfway through construction, leaving the homeowner with a partially built ADU and significant financial losses. At this point, the homeowner recognized the value of working with a reputable ADU specialist and reached out to Gather ADU Experts. While it was a challenging situation, we were able to rectify the issues, complete the project to code, and deliver a high-quality ADU, albeit with additional costs and delays. This experience reinforced our commitment to upholding the highest standards and emphasizing the importance of choosing the right contractor from the outset.

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Final Thoughts

Finding the right ADU contractor is a critical step in your project's success. By taking the time to thoroughly research, interview, and evaluate potential contractors, you can ensure that your ADU project is in good hands. Remember, this is not just about adding square footage to your property; it's about creating a space that fulfills your needs and enhances your lifestyle.

Have you embarked on the ADU adventure? We’d love to hear about your experiences and any tips you have for finding the perfect contractor. If you're on the cusp of starting your ADU project, reach out to us for guidance and support. Your dream ADU is within reach, and with the right team behind you, anything is possible. Schedule a free call with an ADU expert

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