How to Find an Interior Designer in the Hamptons

If you're searching for an interior designer in the Hamptons right now, you're probably one of two people: someone who just went into contract and wants the house ready before summer, or someone who's owned the place for years and finally has the time and budget to fix what's bothered them since day one. Either way, the search out here is harder than it looks. There are fewer firms than in New York City, fewer visible portfolios, and a lot of Instagram accounts that photograph well without telling you anything about how a project actually runs. Here's what actually predicts a good fit — and what doesn't.

What "Interior Designer" Actually Covers

"Interior designer" gets used as a catch-all for three different services, and mixing them up is the first place people waste time. Full-service design means space planning, custom furniture and millwork, procurement, and oversight through installation — the designer is running the project alongside your contractor from the first sketch to the last pillow. Procurement-only or "shopping" services mean you've already made the big decisions and want someone sourcing and ordering against a plan. Staging and styling — common ahead of a sale, or to get a house photograph-ready for a single season — is a different skill set entirely, closer to set design than renovation. Know which of the three you actually need before you start evaluating anyone. A firm that's excellent at full-service renovation may be the wrong call for a two-week styling job before Labor Day, and the reverse is also true.

What a Local Studio Gets You vs. a Firm Based in the City

Most of the difference isn't proximity — it's what a firm can tell you about running a project when you're not standing in the room. That matters more in the Hamptons than in the city, because most homeowners out here aren't full-time residents either. A studio with an established Hamptons practice, whether it keeps a full-time presence out east or is based in Manhattan and works the Hamptons regularly, should be able to speak specifically about how it manages that gap: photo and video updates between visits, a standing weekly call, a general contractor relationship that doesn't require the designer on-site to keep moving. What actually varies firm to firm is trade relationships — the upholsterer, the stone yard, the electrician who'll take a Tuesday-in-February call — built over repeat projects in the region, and some working knowledge that permitting timelines shift from one village to the next. Ask about both directly rather than assuming a Hamptons mailing address settles the question.

How Approvals Differ From One Hamptons Village to the Next

The Hamptons isn't one municipality, and the board that reviews your project depends on exactly where the house sits. The incorporated villages — Southampton, East Hampton, and Sag Harbor — each run their own architectural review process, separate from the town governments around them, and each has different standards for what needs sign-off. Southampton Village's Architectural Review & Historic Preservation Board weighs in on street-facing exterior changes and any work on a designated historic structure. East Hampton Village runs a similar Design Review Board, plus a separate Certificate of Appropriateness process for anything inside its Main Street Historic District. Sag Harbor's Board of Historic Preservation and Architectural Review (HPARB) tends to be the most involved of the three, a reflection of how much of the village's housing stock sits inside a historic district.

Step outside the incorporated villages and the process changes again. Bridgehampton and Water Mill are unincorporated hamlets governed by the Town of Southampton rather than a village board, so exterior approvals run through the town's own Architectural Review Board and building division instead. Montauk works the same way under the Town of East Hampton — with one addition: oceanfront and bluff-top lots fall under the town's coastal erosion hazard provisions, which layer extra review on top of the standard permitting process.

None of this changes what a good designer does day to day, but it does change your timeline. A renovation confined to a home's interior in Bridgehampton might clear permitting in a matter of weeks. The same scope of work on a street-facing facade inside Sag Harbor's historic district, or on a bluff-top lot in Montauk, can take considerably longer. Ask early which review board — if any — your project falls under, and build your timeline around that answer rather than a generic estimate.

What to Actually Look For Before You Call

Portfolio fit. Look past the single hero shot. Ask to see a full project, start to finish, in a house with a scale and style close to yours — a shingle-style renovation on a wooded lot tells you very little about how a firm will handle an open, contemporary build, or vice versa.

Scope clarity. Ask what's actually included in "full-service." Does it stop at design and end when the contractor takes over, or does it include construction oversight through the final punch list? Is furniture procurement handled in-house, or outsourced?

Real references. Not just the two quotes on the website — ask for a past client you can actually call, and ask them how the studio communicated when something went wrong, not just how the final photos turned out.

Fee transparency. A firm that can explain its fee structure in a sentence or two, with real numbers, is telling you something about how the rest of the relationship will go. Hedging here is a preview of hedging later.

Questions Worth Asking in the First Consultation

What's included in your fee?

Get specifics: design and space planning, furniture and materials procurement, construction oversight, and any markup on goods should each be addressed separately, not folded into one vague number.

How do you handle procurement and lead times?

Custom furniture, stone, and made-to-order millwork run 14 to 24 weeks regardless of who's designing the project. A firm that gives you a specific answer here is telling you they've actually managed this before; a firm that shrugs is telling you something too.

How will we stay in touch if I'm not out here full-time?

Most Hamptons clients split their time between the city and the East End, and a good firm has a real answer for this — a project management platform, a recurring call, a contractor relationship that doesn't require the designer physically present to keep decisions moving.

What happens when a vendor or delivery falls through?

Something will, eventually, on every project. The answer tells you whether you're dealing with someone who problem-solves in real time or someone who disappears until it's fixed.

How Hamptons Designers Typically Charge

Most full-service Hamptons designers charge one of three ways: a flat design fee scaled to square footage (roughly $25 to $60 per square foot depending on scope), a percentage of the total construction and furnishings budget (commonly 15 to 25 percent), or cost-plus, where furniture and materials are billed at cost plus a markup — typically 20 to 35 percent — on top of an hourly or flat design fee. None of these is inherently better than the others. Flat fee rewards efficiency. Percentage aligns the designer's incentive with a bigger, more finished project. Cost-plus gives the client full visibility into what everything actually costs. What matters is that the firm can tell you which model they use and why, without hedging.

Timeline Realities Specific to the Hamptons

Which review board your project falls under (see above) sets the baseline for how long permitting takes — a project that clears approval in a few weeks under one process can take months under another, so budget around that answer rather than a single regional estimate. Layer onto that a construction season everyone out here is competing for at once: contractors and trades tighten up from April through June as owners race to finish before Memorial Day, so a search that starts in March is already behind. Custom furniture, stone, and made-to-order millwork run 14 to 24 weeks of lead time regardless of season, which means a house that needs to be done by June realistically needs major selections signed off on by the previous fall or winter.

Red Flags — and When You're Ready

A few signs it's not the right fit: a firm that can't explain its fee structure without hedging, a portfolio where every room looks the same regardless of the house or the client, and an unwillingness to connect you with a past client directly. None of these is a dealbreaker on its own, but two or more together are worth taking seriously.

If you've got a Hamptons project ahead of you and want to talk through scope, fees, and timeline before you commit to anyone, book a consultation. We've done full-service work on homes like our RMA Residence renovation in Southampton, from first sketch through final install, and I'm happy to talk through what your specific project needs even if it turns out to be a different scope than what we offer.

Paul De Andrade is the founder and principal designer of Studio Kestrel, a residential interior design practice working across New York City, the Hamptons, and Miami. He has been designing interiors since 2014, founded Studio Kestrel in 2019, and has completed more than 30 full-service projects through the studio since. His work is rooted in organic modern principles, feng shui, and a wellness-led approach to how a home is built around daily life. Studio Kestrel has been featured in Architectural Digest, The Wall Street Journal, Homes & Gardens, Domino, and Hamptons Magazine, among others.

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