The short answer: Hire an architect first when design is the hard part: a custom home, a big addition, a tricky lot, or a look you can’t picture yet. Choose design-build when you want one team responsible for design, price, and construction, and the project is fairly clear. Whichever way you go, the best results usually come when the architect and the general contractor sit down with you early, together, so the design matches your budget and what can realistically be built.
“Who do I call first, an architect or a contractor?” It’s one of the first questions people ask when a project gets serious. Call the wrong one first and you can end up with beautiful plans you can’t afford to build, or a contractor guessing at a design that was never really worked out.
The good news: there’s no single right answer, and the choice gets much easier once you know how each path works. Below: the two main ways to run a project, what California law says about who can draw plans, when you need an engineer, and the one meeting that prevents most of the headaches.
What’s the difference between design-build and hiring an architect first?
There are two common ways to organize a remodel, addition, ADU, or new home.
Architect first (often called design-bid-build). You hire an architect or designer to work out the design and prepare drawings. Then you take those drawings to one or more general contractors for pricing, and you hire a contractor to build it. You have separate contracts for design and for construction.
Design-build. One company handles both design and construction under one contract. That company may have designers on staff or work with an architect and engineers it brings in. The Design-Build Institute of America describes the single contract for both design and construction as the fundamental difference from other delivery methods.
| Architect first | Design-build | |
|---|---|---|
| Contracts | Separate design and construction contracts | One contract for both |
| Who leads design | Your architect, working for you | The design-build team |
| When you get pricing | Usually after drawings are done (unless a contractor is brought in early) | Throughout design |
| Comparing bids | Easy to bid the same drawings to several contractors | Usually one team; you compare teams up front instead |
| Your role | You coordinate between architect and contractor | One main point of contact |
| Best fit | Design-driven projects, unique homes, complex sites | Clear scope, budget-driven projects, simpler coordination |
When does hiring an architect first make sense?
An architect-first approach often works well when:
- Design is the main challenge. A custom home, a second story, or an addition that has to blend with an older house.
- The site is complicated. Steep lots, tight setbacks, historic districts, or the Coastal Zone.
- You want an independent advocate for the design. Your architect works for you, not for the builder.
- You want competitive bids on one complete set of drawings.
The tradeoff is timing. If no one prices the design until the drawings are done, you can learn late that the plan costs more than you planned to spend. The American Institute of Architects notes that its standard owner-architect agreements include design-to-budget provisions, including redesign in some cases when bids come in over budget. That protection helps, but going back to the drawing board still costs time.
When does design-build make sense?
Design-build often works well when:
- The scope is fairly clear. A kitchen or bath remodel, a garage conversion, a standard ADU, or a modest addition.
- Budget drives the decisions. Pricing happens as the design develops, so choices are made with real numbers.
- You want one point of responsibility. If something in the design doesn’t work in the field, it’s the same team’s job to fix it.
- Schedule matters. Design and preconstruction planning can overlap.
The tradeoff is that you’re choosing a team, not bidding drawings. It’s important to compare design-build firms carefully, ask how design changes are priced, and read the contract closely.
Why does an early meeting with your architect and contractor matter so much?
This is the step we’d encourage on almost every project, whichever path you choose.
Sit down early, in the same room or on the same call, with your architect and your general contractor. Tell them both what you need: the rooms, the feel, how you live, and your real budget. Then let them talk to each other.
Here’s why it works:
- The architect doesn’t have to guess. They hear directly what the contractor can build within your budget, what’s practical on your site, and where costs tend to climb.
- The contractor isn’t stuck with surprises. They understand the design intent from the start instead of trying to price or build something that was never checked for cost or buildability.
- You hear the tradeoffs early. A vaulted ceiling, a wall of glass, or moving a bathroom might be worth it, or might not. Better to know before the drawings are finished.
- Fewer redesigns and change orders. When the plans already reflect what can realistically be built, there’s less back-and-forth later.
Without that meeting, it’s common for the architect to design in a vacuum and the contractor to get frustrated with drawings that don’t match the budget or the site. With it, everyone starts on the same page, and you’re the one who benefits.
A few things to cover in that first meeting:
- Your goals, must-haves, and nice-to-haves
- Your total budget, including design, permits, and a contingency
- Your timeline and any fixed dates
- Known site issues (slope, access, utilities, old work, permit history)
- Who is responsible for what (drawings, engineering, permits, pricing updates)
- How and when the contractor will check pricing as the design develops
Do I need a licensed architect in California?
Not always. California’s Business and Professions Code lets people who aren’t licensed architects prepare plans for certain buildings. Section 5537 covers, for example, single-family homes of woodframe construction up to two stories and a basement, multiple dwellings of up to four units, and garages and similar accessory structures, built with the same limits.
There are important conditions:
- Conventional framing. If any part of the building departs from conventional woodframe construction requirements, the building official must require that part to be designed and stamped by a licensed architect or registered engineer.
- Licensed contractors. Section 5537.2 allows a licensed contractor to prepare drawings and design systems needed to complete work it has contracted to perform, within the classification of its license.
- Nonstructural interior work. Section 5538 covers certain nonstructural, nonseismic alterations, such as interior changes and cabinetwork, that don’t affect the building’s structural system or safety.
What that means in practice: many remodels and smaller projects don’t legally require an architect, but many still benefit from one, and your city’s building department decides what it needs to see for your specific project.
When do I need an engineer?
Structural changes usually mean engineering. That includes removing or moving bearing walls, adding a second story, new beams or large openings, foundation work, and some ADUs and additions. Our guide to load-bearing walls and what it takes to remove one walks through why.
Most new living space also needs Title 24 energy compliance documentation. Whether you go architect first or design-build, ask who is responsible for engineering and energy calculations, and whether those costs are in the price.
Which path fits your project?
| Your situation | Often a good fit |
|---|---|
| Custom home or major addition where design is the priority | Architect first, with a contractor brought in early |
| Kitchen, bath, or garage conversion with a clear scope | Design-build or a contractor-led design |
| Tight budget and you want pricing at every step | Design-build, or architect first with early contractor pricing |
| Historic, coastal, hillside, or unusual lot | Architect first, with an experienced contractor at the table |
| You want to bid the same drawings to several builders | Architect first |
| You want one point of contact from start to finish | Design-build |
What can I do myself before calling anyone?
- Write down what you need the space to do, and what you’d like it to feel like.
- Set a realistic total budget, including design, permits, and a contingency.
- Gather what you have: property survey, old plans, and permit history from your city.
- Check your zoning and any special overlays on your city’s planning website.
- Save photos of spaces you like, and note what you like about each.
Then schedule that first conversation with both professionals. Before you sign with either, read the agreement carefully. Our guide to what a home remodeling contract should include in California covers what a construction contract should spell out.
Frequently asked questions
Should I hire an architect or a contractor first? It depends on the project. Design-heavy or complex projects often start with an architect. Clear-scope or budget-driven projects often fit design-build. Either way, bringing the contractor in early helps keep the design within budget.
Is design-build cheaper? Not automatically. Design-build can reduce redesign and coordination costs because pricing happens during design, but the final cost depends on scope, finishes, and site conditions.
Do I need an architect for a remodel in California? Not always. State law lets non-architects prepare plans for many woodframe homes up to two stories, but non-conventional or structural portions must be designed by a licensed architect or engineer. Your building department decides what your project needs.
Can a contractor draw plans? A licensed contractor can prepare drawings and design systems needed for work it has contracted to perform, within its license classification. Structural portions may still need an engineer’s stamp.
Why should the architect and contractor meet early? So the architect designs with real cost and buildability input, the contractor understands the design intent, and you see the tradeoffs before the drawings are finished. It cuts down on redesigns and change orders.
Not sure where to start?
The first step is a conversation about what you need and what you want to spend. From there, it’s much easier to decide whether to bring in an architect, use a design-build approach, or combine the two.
De Sisto Construction, Inc. is a California licensed general contractor (CSLB #803545) serving greater Los Angeles and Orange County since 2001. We’re glad to sit down with you and your architect early, review the design for cost and buildability, and give you step-by-step outlines and line-item costing as plans develop. See our residential remodeling, addition, and new home services.
Give us a call at 562-425-1050 or email us at info@desistogc.com (dcidirect.net)