Join Us Live on Dec 2nd: Everything You Need to Know about ADU’s (Workshop + Expert Q&A)

Engineering | Architecture | Inspection

Permit-Ready ADU Plans Designed by Licensed Engineers

Customized ADU Plans by Licensed Engineers & Architects | Built to Get Approved

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Planning an Accessory Dwelling Unit (ADU) can feel overwhelming. Between complex zoning rules, layout decisions, and strict permit requirements, it’s not always clear where to start or what type of plan is feasible for your lot.

At Level Engineering, our ADU plans are designed to simplify the process. Unlike standard design firms, we combine architectural creativity with structural engineering precision. We provide clear, well-structured layouts that consider real-world constraints—like lot size, local regulations, and construction feasibility—helping homeowners move from a rough idea to permit-ready plans with confidence.

An answer to increasing demand for housing.

Maximize Your Property Potential

ADUs are the modern answer to housing demands, playing a significant role in increasing property value and providing flexible housing options. Our goal is to ensure every design complies with the unique restrictions of your property while maximizing your investment.

Whether you are planning a detached granny flat, a garage conversion, or an attached rental suite for passive income, our integrated team of professional engineers, architects, and draftsmen is here to guide you. We ensure a safe, approved, and functional result that supports community development and meets your specific lifestyle needs.

What we bring to your Accessory dwelling unit

Our ADU Services Include:

  • Feasibility Studies
  • Expert attached or detached adu plans
  • Guidance on Permitting processes and local regulations
  • Structural Engineering
  • Civil Engineering
  • Inspection

To learn more about ADUs, visit our YouTube page here. You can get firsthand knowledge directly from a professional engineer as we explore this hot topic.

From design to construction, each phase of your project benefits from a team approach. With professionals who work independently yet collaboratively, you can expect an expertly designed floor plan tailored to your needs.

This complete service allows homeowners to enjoy a seamless experience with honest, reliable advice at every stage.

ADU Feasibility: Assessing Your Accessory Dwelling Units' Potential

Building an ADU isn’t always straightforward. Each property’s specific zoning requirements, building regulations, HOA approvals, and setbacks vary significantly—even between neighboring properties.

A feasibility study helps determine whether an ADU is possible for your particular property, whether for a detached in-law suite, rental unit, or customized floor plan to meet a unique need. Regulations are often strict; zoning, maximum height, and service upgrades can affect ADU house plans.

Addressing Common Challenges: ADUs, Neighborhood Impact, and Code Compliance and feasible ADU plans

ADUs, or accessory dwelling units, can be contentious in specific neighborhoods as they may affect house values, increase traffic, or pressure infrastructure and community resources. When a new accessory dwelling unit is proposed, an HOA often requires consent or formal approval.

In some cases, Utilities may require additional connections or upgrades to support the proposed addition of an ADU, which can impact costs and timelines. There may also be an issue with zoning compliance, especially for ADUs with commercial functions such as guest houses.

Level Engineering and Architecture’s feasibility study considers these factors early on to ensure that your accessory dwelling unit plans are feasible and sustainable within your community’s standards.

Custom Accessory Dwelling Unit Plans: Design & Planning

At Level Engineering, we specialize in creating ADU floor plans tailored to your situation, layout, and style. Each plan is customized to provide efficient living space for in-law suites, detached ADUs, or rental units.

Our designs emphasize functionality and safety, maximizing every square foot of space without compromising aesthetic appeal. From the layout of bedrooms and bathrooms to thoughtful details that create comfortable living spaces, each ADU is built with a focus on quality and value.

The Engineering Advantage: Structural & Civil Engineering and Architecture for your ADU under one roof

Building an ADU requires precision in structural and civil engineering to meet local building codes and ensure its safety, durability, and full compliance. Considering all property limitations, a unique and creative design approach is also required.

Level A&E’s team provides custom engineering support and in-house architectural design services to ensure your ADU is beautiful and functional and provides a healthy financial return.

Each element, from floor plan designs to construction, is overseen carefully to protect your investment and create a durable, long-lasting space.

Unfinished Home Framing Interior - ADU Plans

The ADU Building Process: From Feasibility to Completion

Building an accessory dwelling unit starts with thorough planning to ensure every step complies with local regulations and matches your vision. Our approach takes you from initial concepts to final blueprints seamlessly.

Step 1: Feasibility and Planning

We begin with a comprehensive feasibility study. This critical assessment explores your lot’s potential, analyzing zoning laws, height limitations, and required service upgrades (water, sewer, electric). Whether you are adding a detached ADU for extended family or a studio for rental income, we verify compliance with every code requirement before you spend money on design.

Step 2: Custom Architecture & Design

Our architectural team collaborates with you to develop ADU floor plans that complement your main house. We focus on integrating essential features—bedrooms, full kitchens, and baths—into a compact footprint that feels spacious. We ensure the design meets your aesthetic goals while remaining practical for construction.

Step 3: Structural Engineering & Permitting

Once designs are approved, our structural and civil engineering teams finalize the technical details. We ensure the plan is structurally sound, durable, and ready for permit submission. Through careful planning, your ADU will become a valuable, functional asset—be it a granny flat, in-law suite, or income property.

How it Works

1 1

Give us a call or fill out the form below to inform us of your project needs.

2 1

Speak with our experienced team to schedule your Local Engineer or Architect.

3 1

A LEVEL Expert will come to your property for inspection/consultation.

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Move forward with confidence.

Why Choose Level Engineering for Your ADU Project?

Choosing Level Engineering means entrusting your ADU project to experts who understand the complexities of ADU development, including feasibility, neighborhood dynamics, and code compliance. Our custom accessory dwelling unit plans are designed to maximize your home’s value without compromising style.

With our end-to-end ADU services, you’ll be guided by a team that anticipates potential obstacles, handles every phase professionally, and delivers a safe, approved accessory dwelling unit that seamlessly integrates with your primary residence.

Whether you’re just exploring options or preparing to move forward, having the right ADU plan makes all the difference. Our team can help you choose a layout that fits your property, goals, and local requirements.

Contact

(800) 214-4611

Call Today to Find Your Local Engineer
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Our engineers come to you as long as you’re within the service area. Give us a call!

What Our Clients Are Saying

For over a Decade, we’ve Served over 25,000 Clients in our Community with Engineering and Architectural Expertise Backed by 500+ five-star Reviews.

We had a great experience. The Engineer exceeded expectations, and answered all of my questions. He answered his phone and/or returned calls and emails timely. Our project was done ahead of time and accurately. We will be using Level Engineering again.
Roger B.
Level saved me thousands. If you think you have foundation problems, get an unbiased engineer to check it first.
Justin Cook
Jolease came to my home to do a structural inspection. She was very thorough and answered all of my questions about the structural integrity of my home after some cracks, etc were becoming a concern. It was well worth the expense to have the inspection and be told that the cracks we were seeing are superficial and nothing that should be keeping me up at night. I highly recommend Level Engineering’s services.
Jordan T.
Everything about their customer service and technical expertise was outstanding. I would definitely recommend them to anyone needing structural engineering or other building-related engineering services.
Scott T.
Take my advice. If you suspect a structural issue with your home make the investment to get an objective opinion on the necessary repairs before reaching out to any contractors.
John Berg
We had a great experience working with Level Engineering. They were professional, responsive, and easy to work with throughout the process. Their team was knowledgeable and delivered exactly what we needed. We’d gladly work with them again and recommend them to others.
Rachel
Chris has exceeded expectations! He is very responsive as well as knowledgeable. Not only that, he is great to work with and can explain complex information in a very understandable way.
Anne A.
I had a remodel that I needed a structural engineer for and also an architect.They stayed with me through the process of dealing with the city. They were professional and responsive. Great service.
Parker V.
The office staff was super friendly, thorough, and made the scheduling process a breeze. Their pricing was fractions of what another firm was charging.
Meg Howell
Phenomenal customer service. I'm a homeowner and had inspection challenges with a recent project. Grant did a great job walking me through my options. I highly recommend Level engineering !!
Alex S.
When you're a small business owner and know your craft, but are suddenly expected to understand and navigate building code, inspections, engineering and architecture, it can be daunting and exasperating. Level Engineering is not only professional, but kind, helpful, efficient, and reasonable. They have made me feel like a person, taught me a lot, and brought forth customer service in an industry that is not well known for it. I am very thankful for their amicability, awareness of time being of the essence, and overall courteous nature. May they serve as an example for the rest of the industry. They're a breath of fresh air! Highly recommend!
Clara S.
Tyler is incredibly knowledgeable but was able to talk to me and get me to understand at my level. When I requested more information he was very quick to explain his math and reference the code that he utilized.
Austin M.
I definitely recommend Level Engineering. I've engaged them twice and each time they were responsive, professional and timely. The signed plans for permitting were very high quality.
Jim H.
Prompt, knowledgeable, creative and professional.
John Berg
Engineering community - please give Level Engineering a call for any of your project needs. This is a place you should contact before making any final decisions - they are cost competitive and have great staff to ensure you receive the support you need to achieve your project requirements.
AlexLopez
I am a licensed Architect and I had a very positive experience with hiring a Structural Engineer through Level Engineering. From the introductory appointment , meeting at the house, to submitting final drawings for Permit, the Engineer was thorough and Professional. I would highly recommend Level Engineering in Utah!
Diane T.
Tummas was on time, friendly, and knowledgeable. He came to inspect a supporting beam that was cracking in the basement and was very good at explaining what was happening and giving ideas for repair. Highly recommend it.
B.McGlamery