Denver Design-Build Contractor

Sustainable Design Build offers Denver an all-in-one solution to home construction that includes teams of architects, interior designers, project managers, and general contractors. All under one roof, unified to bringing homeowners closer to their dream homes. Our streamlined design-build process streamlines ADUs, Home Additions, and Home Remodel projects for lower upfront cost and faster delivery of an amazing home that you can be proud of.

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Kelcey Henderson
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I had a consultation with Sustainable Design Build regarding a basement project, and even though the project ended up being too small for the type of work they typically take on, Mike McCarty still spent a tremendous amount of time helping me. He patiently answered my questions, shared his knowledge, and provided multiple referrals for mold remediation, testing, and construction professionals who could better fit my needs. At no point did I feel rushed or dismissed. In fact, he went above and beyond to help me move forward with my project even though there was no benefit to his company. That level of honesty, professionalism, and genuine willingness to help is rare. It was clear that Mike truly cared about helping me find the right path rather than simply trying to sell me something. I am incredibly grateful for the time, guidance, and referrals he provided. If my project ever grows into something that fits SDB's scope, they will absolutely be the first company I call. Thank you again, Mike!
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Paul Joyce
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My wife and I had a great experience with SDB, specifically with Mike McCarty and Trevor. This is such an intimidating and cumbersome experience but Mike was incredibly patient and thorough and made the entire engagement enjoyable.
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Shadi Kafi
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Professional, knowledgeable and full of heart.
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terri rojas
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I highly recommend Sustainable Design Build for any future design needs you might have! They were wonderful to work with, and their attention to detail was second to none! Designers Megan and Mallen were wonderful to work with along with the rest of the staff we encountered. I will definitely use Sustainable Design Build for my future projects!
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Sean Dodge
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The team over there is amazing! I had nothing but a great experience with everyone I worked with over there.
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John Hildebrandt
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I recently reached out for an estimate on a home addition, and I couldn’t be more impressed with the professionalism from start to finish. They showed up on time, walked me through every detail of the project, and answered all my questions clearly. It’s rare to find a builder in Denver who combines great communication, transparency, and true craftsmanship, but these guys do exactly that. If you’re looking for a trustworthy team for a home addition or any major project, I highly recommend them — top-notch experience all around.
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Andrew Dollard
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I’ve worked with SDB on multiple projects now and they always hold themselves to a very high standard. They are easy to work with, timely, and have a good deal of integrity, unlike a lot of other contractors around. Five stars!
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Ashley Ward
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As a Denver Real Estate Broker, I’m always looking for trusted partners who share my commitment to integrity, professionalism, and client care and Sustainable Design Build truly stands out here in Denver. I love being able to offer my clients more than just a real estate transaction, and remodels or home additions are a big part of how I help them continue building value and comfort after they buy. The SDB team makes that next step easy with high-level communication, in-house architectural and interior design services, and an incredibly organized, transparent process that keeps every project on track and visible to the owners. They genuinely care about helping people bring their vision to life, and that’s exactly the kind of team I feel confident connecting my clients with. If you’re planning a home addition or full design-build project in Denver, you’ll be glad you reached out to them. - Ash Ward, Real Estate Broker
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Jerry Combs
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We reached out to Sustainable Design build while looking at different general contractors for our home in Denver. Being in the very early stages, we weren't sure about which direction to go with our home whether it would be a pop top and building a home addition or remodeling our whole house. From the very beginning, the team was straightforward and transparent about what was realistic for our house and budget. They were educated and knowledgeable about Denver building codes, we even learned we could build an ADU if we wanted to. Mike was especially helpful, laying out what our home actually could be within the budget we set, which was nice comparatively to some other companies we talked with who just seemed ready to sign us on without much of an idea. SDB's responsiveness was the best part, from the start all of their team was involved. They even have in-house architects and interior designers presenting plans on paper for us to look at. They made sure we knew all the possibilities for our home and made sure we understood what every step would be like before committing to anything. Working with SDB was confidence inspiring for such a big undertaking our family was exploring.

Award Winning Design-Build Firm

Colorado Green Building Guild
Sustainable Design Build, LLC is a Screened & Approved HomeAdvisor Pro
Sustainable Design Build BBB Business Review
Best of Mile High Awards 2024 Best Homebuilder Denver Sustainable Design Build Best Homebuilder in Denver
Best of Mile High Awards 2024 Best Homebuilder Denver Sustainable Design Build Best Homebuilder in Denver (1)
Sustainable Design Build Best Home Builder 2023 Business Rate Denver Award
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Our Mission

What is Design-Build?

Unlike traditional design-bid-build methods, the design-build model establishes a single point of responsibility from concept through completion. Early collaboration between architects, designers, engineers, and builders improves cost control, minimizes change orders, and allows construction phases to overlap when appropriate. This integrated structure enhances accountability, communication, and schedule efficiency across custom homes, home additions, accessory dwelling units, whole home remodel projects throughout the Denver metro area.

Sustainable Design Build is a Denver design-build contractor that provides architectural design and construction services under a single contract. By unifying design, permitting, budgeting, and building into one coordinated process, the firm streamlines project delivery, reduces risk, and accelerates timelines for residential construction.

Single Contract Structure

Clients work with one entity for both design and construction, simplifying communication and legal responsibility.

Integrated Pre-Construction Planning

Budget development, feasibility analysis, architectural design, and interior design finish selections, occur collaboratively, improving cost certainty before construction begins.

Accelerated Project Delivery

Design and construction phases can overlap, reducing overall project duration compared to traditional design-bid-build delivery.

Coordinated Construction

In-house design coordination with field construction teams minimizes delays, scope gaps, and change orders.

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Our Services

1258 S Race St Final Home Addition Kitchen Custom Home interior design table lamp couch window family home

Accessory Dwelling Units

ADUs are Sustainable Design Build’s strength. Years of experience has lead to breakthrough understanding of zoning codes and building requirements, making SDB the leading ADU builder for Denver and the surrounding Metro Area.

Home Addition Builder Denver Sustainable Design Build ADU builder

Home Additions

With our complete process and resources, SDB is Denver’s premiere home addition builder. Homeowners will achieve their dream home, crafted perfectly for their needs and lifestye.

Home Remodels

Sustainable Design Build is a complete, all-in-one solution for your home remodel goals. We handle every step, design and permitting, architecture and interior design, project mangement and construction.

Sustainable Design Build

Sustainable Design Build is a Denver Full Service Design-Build Company with years of experience and knowledge in residential construction. Not only will SDB schedule and manage all aspects of your project as a single source of contact, we always deliver exceptional customer service and provide quality craftsmanship on every job. Whether you are planning to remodel and update your kitchen, remodel your basement, build an ADU, or a modern custom home. Sustainable Design Build is the Denver Remodeling Contractor for you!

Denver Design-Build

Let Sustainable Design-Build handle your remodel or renovation from start to finish. With our in-house design team, we will work with you to design a project that is uniquely your own. Also, as a Denver Design-Build Home Builder, we are your one-stop shop for handling any major home improvement project without you ever having to deal with another contractor.

Additions & Accessory Dwelling Units

Our daily lives have shifted in light of recent events requiring us to change and adapt. As remote work and distance learning has become much more prevalent, adding to your home by building an addition or ADU could give your family the extra space they really need. Let us guide you through our streamlined process of adding liveable space to your home!

Financing Your Home

Financing is a resource, and always available.

As a homeowner looking to start a large home improvement project, it is important to gather as much information as possible. That includes budget options. While Sustainable Design Build is working to give you real and accurate numbers on your dream home. Homeowners can explore funding options with local lenders who specialize in financing home remodeling loans designed for ADUs, Home Additions, and More.

Beautiful well-lit ADU home kitchen in Denver built by Sustainable Design Build complete with emerald green subway tile backsplash gold faucet and hardware white cabinetry

Construction Progress in Real Time

Sustainable Design Build offers the better service for your home’s project. With the Design-Build Process, you work directly with us as a single-point of contact. Through use of leading project management and construction applications, you will always have answers to what is happening in your project from scheduling, material orders, daily updates, and budget tracking.

Real-Time Schedules

View your project’s schedule and timeline on demand with our design-build process. Receive calendar updates via text and email. Even see how each action item is connected to the next, clearly displaying every single step leading your project’s completion.

On-Site Progress Updates

Daily logs are recorded for your project, to mangement and track every single detail necessary. Have access to on-site photos and videos that are useful in understanding what is happening and where.

Clear and Transparent

With our design build application, Sustainable Design Build’s clients are never in the dark. Never be caught off-gaurd from your project budget with your project costs and change orders all accessible. Your approval and colllaboration from this application is what starts the next step forward to your dream home.

Learn More About Our Design Build Application

Project Concept Service

Through our Project Concept Service, SDB approaches major remodels differently by giving homeowners clarity from the start. In just a few weeks, clients receive buildable drawings they own, along with a fixed project cost and defined timeline based on what can realistically be built on their property.

Traditional Construction and other Design-Build Firm normally offer a design package which is a more extensive and expensive process. But ultimately leaving homeowners with less confidence and accurate pricing or scheduling for their home construction.

Sustainable Design Build Graph showing better results with project concept service compared to traditional architect design packages

Building Confidence in Every Step

Real Preliminary Plans

Sustainable Design Build has in-house architects and designers. With their help, clients will recieve drawings using real measurements from their property that will confirm realistic possibilities for what can be built on their property. Even better, these are real documents that clients will own and can use beyond SDB.

Accurate Fixed Price

A major concern for homeonwers looking to build on their property is budgeting. During a traditional design package, ballpark estimates can only be provided because their designs are focused on what can be built not how. This leaves a potential shock and miscommunication for homeonwers. With SDB clients will have an accurate fixed price.

Realistic Schedule

Sustainable Design Build will be able to provide a realistic schedule for permitting and construction from the Project Concept Service. This way clients will also have an educated overview of their time commitment for the project.

FAQs

Common Questions about Sustainable Design Build and our Full-Service Design Build Process.

What is a Full-Service Design-Build Firm?

A Full Service Design-Build Firm is an organization that offers both the design and construction services required for building residential or commercial projects. The Design services offered include architectural, structural, soil, and other required disciplines. All of those services will be managed and run by SDB as the project lead and main point of contact. SDB will also schedule, manage, and perform all construction trades needed to complete the project. The benefit of this is an all-in-one approach allows SDB to leverage their experience of construction through all phases of a project and produce efficiencies in a client’s budget, schedule, and finished product.

The difference SDB makes compared to others is our approach to project design and estimation. We operate with first a design phase that lays out a design tailored to your goals, a detailed and complete scope of work, and a fixed cost for the entire project.

This type of service is especially valuable to clients who are seeking larger construction projects such as home additions, Accessory Dwelling Units (ADUs), or custom home construction. SDB provides turn-key design and construction services to clients looking to build the home of their dreams.

Is Design-Build more expensive than a General Contractor?

No, the design-build process is laid out to produce efficiencies where traditional construction methods lack. This maximizes the value a client receives throughout the entirety of the design and build construction process. By being a Full-Service design-build firm, it makes SDB keenly equipped to provide the most accurate pricing and efficient construction practices. Efficiency in construction gets you back into your home sooner. 

What are the BENEFITS of the Design-Build Process?

The design-build process is a unifying method of construction that is led under a single point of contact, much like a general contractor. However, the design-build company offers much more by being a part of the design process of a project. This lends conscious decisions in the design of the project which will help align client goals.

Communication

Single point of contact. SDB communicates with all trades and disciplines required for construction; architectural, structural, civil, soils, City Officials, Carpenters, etc., so you don’t have to!

Faster Project Completion

With SDB’s experience, industry knowledge, unique design build process, and team approach your construction project will be on the fast track to completion. 

What is The SDB Design-Build Process?

The design-build process is a streamlined construction method where architects and designers collaborate directly with Sustainable Design Build who will manage all the construction of your project. By acting as the single point of contact SDB will guide your project through three phases.

Concept Phase

  • Discovery Meeting
  • Design Review Meeting
  • Concept Plans
  • Floor Plans
  • Scope of Work
  • Fixed Project Cost

Design Phase

  • Permit Submittal
  • Schedule Survey & Soil Testing
  • Structural Engineering
  • Energy Engineering
  • Environmental Engineering
  • Manage Permitting Process
  • Building Permit Approval

Construction Phase

  • Remediation (If Necessary)
  • Construction Start
  • City & Engineering Inspections
  • Punchlist
  • Construction Completion
  • Workmanship Warranty Begins