Bathroom remodeling · Hidden Hills, CA

Hidden Hills' Premier
Bathroom Remodeling Experts

Walk-in showers, custom vanities, imported stone, and professional waterproofing — built to last decades. Licensed, insured, and locally owned since 2010. CSLB #972213.

5.0 / 5 on Houzz 17 verified reviews
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CSLB LicensedLicense #972213
5.0 on Houzz17 verified reviews
Family-OwnedLicensed since 2010
24-Hour ResponseFree in-home estimate
Hidden Hills PermitsCity + HHCA · in-house
Why Hillstar

Why Hidden Hills Homeowners Choose Hillstar

Licensed and insured since 2010, with a 5.0 Houzz rating, we've refined every step of the bathroom remodel — so you don't lose your weekends, your budget, or your patience.

On-Time Delivery

Predictable execution. Milestones agreed during design and tracked to completion — no surprises mid-build.

Transparent Pricing

Itemized written quotes upfront. Scope changes documented and priced. No surprise allowances.

Premium Materials

Kohler, Moen, Grohe, Hansgrohe, Kallista, Waterworks, Perrin & Rowe. Imported stone, hand-glazed tile, custom vanities from trusted vendors.

Local Hidden Hills Experts

Daily work with City of Hidden Hills Building & Safety, the Hidden Hills Community Association (HHCA) architectural review committee, gate-and-hours protocols on the gated community, and Hidden Hills' estate Mediterranean, ranch, Tuscan, and modern-equestrian bathroom stock.

Workmanship Guarantee

Written workmanship warranty on every Hillstar Hidden Hills bathroom remodel — including the waterproofing assembly, plumbing rework, and tile installation. Honored, in writing.

One Team, One Contact

Same in-house crew from design to final inspection. One point of contact — no handoff confusion.

Our process

How It Works — Simple & Stress-Free

A proven four-step path from first idea to a finished Hidden Hills bathroom.

1

Free In-Home Consultation

We come to your Hidden Hills home, walk through the bathroom, measure, and listen — no pressure, no sales pitch.

2

Design & Permits

Detailed drawings, material samples, and the City of Hidden Hills Building & Safety permit submittal — plus the Hidden Hills Community Association (HHCA) architectural review submission when scope reaches the exterior. Both handled in-house, in parallel.

3

Build & Inspections

Demolition, framing, plumbing, waterproofing, electrical, tile, finishes — all by our crew. We schedule and meet every City of Hidden Hills inspection and respect the community's gate, hours, and equestrian-trail protocols.

4

Walkthrough & Warranty

Final walkthrough with you, punch-list completion, and Hillstar Construction's workmanship guarantee.

Reviews

What Hidden Hills-Area Homeowners Are Saying

Verified Houzz reviews from recent Hillstar Construction projects.

“Lior is very personable and has many decades of construction experience. We appreciated his sincere evaluation of our project.”

Ann AnterasianHouzz · April 2019

“Lior is a fantastic general contractor. He has tremendous work ethic and strong attention to detail.”

J. GlaserHouzz · June 2017

“Hillstar's crew was courteous, prompt, and worked hard to make every detail exactly what we wanted.”

Hillstar ClientHouzz · Verified
5.0 · 17 verified reviews on Houzz
FAQ

Hidden Hills Bathroom Remodel — FAQ

City of Hidden Hills permits, HHCA architectural review, gate-and-hours protocols, waterproofing and ventilation, vanities and fixtures, layout and aging-in-place, lead times, and budgets — answered for your Hidden Hills estate.

Does a Hidden Hills bathroom remodel go through LADBS or Hidden Hills directly?
Hidden Hills directly. Hidden Hills is its own incorporated city — a small gated equestrian community of roughly 600 estate homes — with its own permit jurisdiction. City of Hidden Hills Building & Safety handles every permit, plan-check review, and inspection for a Hidden Hills bathroom remodel, not LADBS. We handle the full submission and inspection coordination directly with City staff.
How does the Hidden Hills Community Association (HHCA) architectural review affect bathroom work?
Significantly when scope reaches the exterior. Hidden Hills is a fully-gated community with one of the stricter architectural review processes in the region — covering exterior changes, visible massing, fence and gate work, and any element seen from the equestrian trails or common areas. Interior bathroom work typically passes HHCA review without complication. When a remodel touches the exterior envelope — new windows, doors, hood vents, skylights, exterior chimney work — the HHCA architectural review submission runs in parallel with the City of Hidden Hills permit so both tracks move on one timeline. We handle both submissions on behalf of the homeowner.
What about the gate, contractor hours, and equestrian-trail protocols inside Hidden Hills?
We follow them. Hidden Hills is fully gated with contractor hours, a gate-pass and badging process, and protocols around the equestrian trails and common areas. Our crew is pre-cleared, our deliveries are scheduled to honor the community's hours and noise window, and we coordinate trash, dumpster placement, and material staging with the HHCA up front so the project never becomes a neighborhood issue. Same-crew, same-project-manager continuity makes the gate-and-hours protocols straightforward to honor over a multi-month build.
What waterproofing and ventilation standards should I expect for a Hidden Hills primary bathroom?
Industry-standard waterproofing on every shower and tub surround is baseline for any Hidden Hills bathroom we build — sheet-membrane or liquid-applied membrane systems behind tile, fully sealed at corners, transitions, and drain assemblies, with dedicated pre-slope and waterproofed curbs for walk-in and zero-threshold showers. On primary baths with steam the waterproofing scope extends to the ceiling and includes vapor-sealed transitions where the steam generator plumbing runs. Ventilation is the matched layer — every bathroom we build carries a properly-sized exhaust fan ducted to the exterior, sized to California Energy Code (Title 24) and CRC requirements, with humidistat or timer control on primary baths. Older homes in Hidden Hills sometimes still carry galvanized supply lines, cast-iron waste, and subfloor moisture history under the existing tile that needs to be addressed before new work goes down. These details are invisible when the room is finished, but they're what separates a bathroom that holds up for decades from one that fails silently behind the tile.
What are realistic lead times for vanities, fixtures, tile, and stone in a Hidden Hills bathroom?
Vanity millwork, stone, tile, and fixture lead times depend on the line and source — preservation-grade craftsman millwork, imported stone slabs, specialty tile, and special-order plumbing fixtures each have different schedules. We confirm lead times with vendors at the design stage so the construction schedule is realistic. We lock vanity, stone, tile, and fixture selections before demo starts so the construction schedule holds.
What is a realistic budget range for a Hidden Hills bathroom remodel — and how do aging-in-place upgrades fit in?
Bathroom remodel costs vary by scope, finish level, materials, fixture packages, and whether plumbing relocates. Surface refreshes, full primary bathroom remodels, and ground-up custom primary suites each carry different scopes — we walk every option with you and align the design to your priorities. Aging-in-place upgrades fold cleanly into any scope and are best designed in from day one rather than retrofit later. We provide an itemized written cost breakdown at the consultation.

Ready to Transform Your Hidden Hills Bathroom?

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