ADU & Garage Conversions · South Florida

ADU Design-Build

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ADU Design-Build

This page isn’t about a type of ADU — it’s about how the project gets delivered, and it applies across every category above. Design-build means one team — architect or designer, permitting coordination, and construction — under a single contract, from first sketch to final inspection, instead of hiring an architect first and then separately bidding the finished plans out to a contractor.

The traditional path — architect, then separate contractor bids — often means discovering a budget mismatch only after the design is finished, when changing course means paying for redesign. Design-build brings construction cost knowledge into the room while decisions are still being made, not after they’ve already been drawn and priced.

It’s not a claim that outside expertise disappears — structural engineers, surveyors, and specialty consultants are still part of the process where needed. It means Elbaz manages and coordinates that team under one contract, with one point of accountability for the result.

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Design-build versus design-bid-build.

In the traditional model, you hire an architect, pay for a full set of drawings, then take those drawings out to competing contractors for bids — and only then find out what the design actually costs to build. If the number comes back over budget, you’re paying for redesign on plans you already paid to create. Design-build folds the contractor into the process from the first conversation, so budget realities inform design decisions as they’re being made, not after the fact.

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One point of accountability.

In a split architect/contractor arrangement, a problem that surfaces during construction — a detail that doesn’t buildable as drawn, a dimension that doesn’t work in the field — can turn into finger-pointing between the two parties, with you caught in the middle. Under design-build, the same team responsible for the drawings is responsible for what actually gets built from them, which removes that gap entirely.

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Faster timeline, fewer change orders.

Because permitting and construction planning happen under one coordinated team, long-lead items can sometimes be ordered while permit review is still underway, and buildability gets checked during design instead of discovered mid-framing. Fewer surprises during construction generally means fewer change orders — and every change order is both a cost increase and a schedule delay.

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Where design-build still needs outside experts.

Structural engineers, land surveyors, and sometimes specialty consultants for things like soil conditions or complex drainage are still very much part of an ADU project — design-build doesn’t mean everything happens in-house with no outside expertise. What it means is that Elbaz manages, schedules, and coordinates that outside expertise under a single contract, so you’re not the one chasing down and reconciling input from separate parties on your own.

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Materials

Single Contract, Integrated Team

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Design, permitting, and construction managed under one agreement and one accountable team.

Real-Time Budget Tracking Through Design

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Cost input included as design decisions are made, not applied after drawings are finished.

Coordinated Engineering & Consultants

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Structural, survey, and specialty expertise brought in and managed as part of the single-team process.

Transparent Change-Order Process

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Any scope changes are priced and approved clearly as they arise, rather than surfacing as disputes.

Same Team From Concept Through Field Execution

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No hand-off gap between the people who designed the project and the people who build it.

Single Warranty Point of Contact

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One team accountable for the finished result, start to finish.

Not sure which option fits your home? We’ll walk the trade-offs on-site.   Call 754-236-0675  |  Get A Free Estimate

What Drives The Cost

  • Underlying Project Scope & Type — A design-build garage conversion and a design-build two-story detached ADU carry the same cost drivers as those project types do individually.
  • Design Complexity — More involved architectural design (custom layouts, structural challenges) adds cost regardless of delivery method.
  • Engineering & Consultant Needs — Structural engineering, surveying, or specialty consulting requirements add cost that design-build coordinates but doesn’t eliminate.
  • Permitting Jurisdiction — Review complexity and timeline vary by city and county, affecting both cost and schedule.
  • Finish Level — As with any project, finish selections across flooring, fixtures, and cabinetry carry a real cost range.
  • Speed-to-Market Value — Fewer delays and change orders reduce carrying costs and disruption even when line-item construction pricing is comparable to a traditional delivery method.

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Our Process

Initial Consultation & Feasibility Check

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Conceptual Design with Real-Time Budget Feedback

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Permitting Managed by the Same Team

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Construction by the Team That Designed It

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Final Inspection, Certificate of Occupancy & Closeout

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A real conversation about your goals and budget, paired with an early zoning and site feasibility check, before any design work is drawn.

Design decisions are made with actual construction cost input in the room, so the concept you fall in love with is one that’s realistically buildable within your budget.

The team that designed the project manages permit submission and review, rather than handing plans off to a separate party unfamiliar with the design intent.

The people responsible for the drawings are the same people responsible for what gets built, with no re-interpretation gap between design and field execution.

One team carries the project through final inspections, warranty documentation, and closeout — a single point of contact from concept through completion.

One point of contact, start to finish — us.   Call 754-236-0675  |  Get A Free Estimate

Recent ADU & Garage Conversions Work

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ADU Design-Build Questions, Answered

1 What's the actual difference between design-build and hiring my own architect?

With a separate architect, you get an independent design, then take it to a contractor (or several) for bids after the fact — meaning cost realities show up late. With design-build, construction cost knowledge is part of the design conversation from the start, and one team is accountable for both the drawings and the finished result.

2 Will I get to pick my own architect, or am I stuck with your team?

Under a design-build arrangement, design is handled by our coordinated team as part of the single contract — that's the structural point of the model. If working with an outside architect you've already chosen is important to you, that's a different arrangement worth discussing directly, since it changes the delivery structure.

3 Does design-build cost more or less than hiring separately?

It varies by project, but the real advantage isn't necessarily a lower line-item price — it's fewer costly surprises and change orders during construction, since buildability and budget are checked during design instead of discovered afterward. We're happy to walk through how this compares for your specific project.

4 Who's liable if something goes wrong — the designer or the contractor?

Under design-build, that's not a split question, since one team and one contract cover both design and construction — there's no separate party to point to. That single point of accountability is one of the model's core practical benefits.

5 Can I still see multiple design concepts before committing to one?

Yes — design-build changes who's involved in developing the concepts and when cost input arrives, not whether you get to see and choose between real design options before committing to construction.

6 Does design-build work for a small project like a single garage conversion, or only larger ADUs?

It works across project sizes — the value of having design and construction under one accountable team doesn't depend on the project being large. We apply the same coordinated approach whether it's a garage conversion or a full two-story detached unit.

7 How much faster is design-build than the traditional route?

It varies by project and jurisdiction's permit review speed, but the potential for overlap — ordering long-lead materials during permit review, catching buildability issues during design instead of during framing — generally compresses the overall timeline versus a fully sequential architect-then-bid-then-build process.

8 What still gets outsourced even under design-build?

Structural engineering, surveying, and specialty consulting (soil, drainage, and similar) are typically still handled by outside specialists — design-build means we manage and coordinate that expertise under one contract, not that every discipline happens in-house.

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What South Florida Homeowners Say

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Why Homeowners Choose Elbaz Construction

Licensed General Contractor

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Real Regional Expertise

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One Point Of Contact

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Real Reviews, Real Reputation

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Real license. Real permits. Real accountability.   Call 754-236-0675  |  Get A Free Estimate

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More From The Field

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Financing

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Financing Solutions for Your Home

Finding the right financing solution for your home can be a challenge, but with the right approach, you can secure the funding you need to make your dream home a reality. 

Mosaic offers financing options to help you bring your vision to life. To find out if you qualify, simply click the button to apply and one of our representatives will be in touch.

During this consultation, we'll discuss your project's details, funding needs, and the best financing options to meet your goals. Don't wait any longer to bring your construction project to life – start exploring your financing options with Mosaic today.

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