Licensed California general contractor (CSLB #972213) delivering full-scope Hidden Hills home remodels — permits, design-review coordination, and construction all under one roof.
Hillstar Construction delivers whole-home remodels for Hidden Hills homeowners. We work across the the community's interior blocks, Bel Air, and adjacent ZIP 91302 addresses on full-scope interior renovations, comprehensive exterior updates, ground-up gut remodels, and coordinated inside-and-outside projects. The same in-house team handles design, LA County Public Works Building & Safety permits, exterior-scope design-review coordination, Cultural Heritage coordination where it applies, framing, all trades, cabinetry, tile, flooring, lighting, and finish work. Every project starts with a free on-site consultation, a written scope, and a realistic permit-plus-construction timeline. Licensed and insured since 2010, CSLB License #972213.
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Every Hidden Hills home remodel starts with an honest conversation about scope. A targeted multi-room remodel — kitchen, primary bath, family room, and a couple of supporting spaces — sits in a different design and permit lane than a full whole-home gut remodel that pulls walls, reworks the floor plan, and touches the exterior. We match design decisions to the home's architectural language — Hidden Hills Flats Spanish Colonial Revival, the interior community blocks mid-century, Mediterranean, Traditional or Georgian, Hollywood Regency, Tudor Revival, and contemporary-custom all call for different detail vocabularies, and we photograph and document the whole home on the first visit so the finished remodel reads as continuous with the house rather than grafted on.
Design deliverables include detailed drawings, material and fixture selections, a written cost breakdown, and a realistic permit-plus-construction timeline before any demolition. For scope that touches the exterior, we also map which Hidden Hills design-review and architectural-review pathways apply, and we coordinate the submissions in parallel with the Building & Safety permit so the project stays on one schedule rather than stalling between departments.
The value of a full-service remodeling contractor on a Hidden Hills project is that every trade and every review pathway is lined up before the first wall comes down. Design, structural, rough trades, architectural review, historic coordination where applicable, and finish work all follow one plan — which is the difference between a remodel that finishes clean and one that drags on because no single party is coordinating the handoffs.
Our in-house crew manages demolition, framing, electrical, plumbing, HVAC, drywall, tile, cabinetry, flooring, and interior finish work. When a remodel extends into new square footage or structural expansion, we coordinate directly with the same team that handles home additions and new ADU construction projects, which keeps the entire build under one roof and one schedule.
Remodeling inside a Hidden Hills home often means working with original 1920s–1950s framing, plaster-over-wood-lath walls, knob-and-tube survivors, galvanized supply lines, and cast-iron waste — especially in the interior flat lots. We open walls carefully, document what we find, and plan around existing conditions instead of ripping out anything that could be kept. Protected interior millwork, original tile, and period detailing are documented before demolition starts and restored or matched where the scope calls for it. Finished areas of the home stay protected throughout construction with dust barriers and daily cleanup.
Permit jurisdiction for a Hidden Hills home remodel runs through LA County Public Works Building & Safety — not LADBS. For whole-home scope with significant exterior work, the Hidden Hills Community Association (HHCA) architectural review and/or the city's Single-Family Residential design-review pathway may also apply, and we handle those submissions alongside the Building & Safety permit. On landmark-property or landmark-designated-designated properties, LA County Historic Preservation review coordination layers on top; on the interior community blocks lots with exterior-visible scope, the the community Association has its own architectural-review process that runs in parallel. Hidden Hills also maintains a protected-tree ordinance covering specimen species; we pull a tree-protection plan when construction staging or utility trenching could affect a protected tree.
A well-executed Hidden Hills home remodel transforms how the property reads from the street and how the family lives inside it. Imported stone, custom cabinetry in premium woods, panel-ready integrated appliances, frameless glass, heated floors, architectural lighting, restored or period-matched millwork, updated window and door packages, and coordinated landscape integration all compound into a house that looks fully new while still reading as the home it already was.
Every Hidden Hills project passes final city inspection where required and is backed by Hillstar Construction's workmanship guarantee. We walk through the finished home with you, confirm every detail meets the agreed scope, and address any final punch-list items before we consider the project closed.
Most Hidden Hills remodels wrap with a fresh interior painting package so the new layout reads as complete when the paint goes on last. Full-exterior-inclusive remodels often add a new stucco color coat and roofing updates at the same time, so the inside and outside of the home finish together — which is the kind of end-to-end coordination a dedicated Hidden Hills remodeling contractor is built to deliver.
Hidden Hills is a small incorporated city within LA County, but it doesn't run its own Building & Safety department — it contracts building services to LA County. Permits and inspections for a Hidden Hills whole-home remodel route through LA County Public Works Building & Safety, with zoning and site design review through City of Hidden Hills Planning. Whole-home scope with exterior work also routes through the Hidden Hills Community Association (HHCA) architectural review per the community's CC&Rs; any change visible from common areas, the gates, or the equestrian trail corridor goes through HHCA. Hillstar coordinates County + City + HHCA tracks in parallel so the project moves on one timeline.
Unlike a pure interior kitchen or bathroom remodel, a whole-home remodel in Hidden Hills usually touches the exterior — new windows or altered fenestration, stucco recoloring, siding or cladding changes, roof replacement, front-yard hardscape reconfiguration, entry-gate redesign, or landscape integration. Significant exterior-visible changes on R-1 single-family properties commonly trigger Hidden Hills Community Association (HHCA) architectural review review and/or the city's Single-Family Residential design-review pathway, depending on the specific scope. We identify which pathway applies at the design phase and manage the submissions so the homeowner isn't coordinating between city departments.
For properties designated as local landmarks or carrying a landmark-property contract, Hidden Hills has a LA County Historic Preservation review that reviews work affecting historic character — which can include exterior and sometimes specific interior features depending on the designation. Many Hidden Hills Flats Spanish Colonial Revival, Mediterranean, and notable Hollywood Regency homes fall into this category. Non-designated properties don't trigger historic review even for a full remodel. We confirm the designation status of every Hidden Hills address at the initial site visit so the preservation pathway is flagged before design decisions are locked in.
Hidden Hills maintains a protected-tree ordinance covering mature specimen species — oak, sycamore, and certain other natives — that requires tree-protection planning before construction staging, foundation work, or utility trenching that could affect root zones. Front-yard setbacks, lot-coverage limits, and floor-area-ratio rules for R-1 properties also shape what's buildable on a whole-home scope. On the interior community blocks lots and other hillside blocks, additional grading and slope-design standards layer on top. We pull the protected-tree survey and zoning envelope for every Hidden Hills address at the design phase so the scope stays inside what's actually permissible.
For targeted scope — one wing, one floor, a kitchen-plus-primary-suite phase — yes, routinely. We use dust barriers, seal off active construction zones, protect finished areas, keep the jobsite clean at end of day, and sequence trades so at least some portion of the home stays livable. For true whole-home scope that pulls plumbing, electrical, and HVAC back to rough-in across every room, most Hidden Hills homeowners either relocate for the active-construction months or plan a livable-wing phasing strategy with us at the start. We walk through both options at the consultation so the decision is made with realistic expectations, not mid-build surprise.
Budget ranges reflect Hidden Hills finish levels, not just construction scope. A focused multi-room remodel — kitchen, primary suite, and a couple of supporting spaces — typically runs $500K to $1.5M in Hidden Hills at the finish level homeowners expect here. A full whole-home remodel with comprehensive interior work and meaningful exterior scope (windows, stucco, roof, front-yard hardscape) typically runs $1.5M to $5M. Ground-up gut remodels or near-rebuilds with ultra-custom detailing and imported materials commonly reach $5M to $15M or above. Timeline for whole-home scope is typically 9 to 24 months from kickoff to certificate of occupancy, with permit review and design-review pathways accounting for a meaningful share of the total.
Lior and his team were extremely courteous, prompt, and worked hard to make sure every element was exactly what we were looking for.
— Ian, October 2022Lior and his crews worked diligently to repair, replace and refurbish our home damaged by a burst pipe.
— Fern Somoza, February 2019We also serve homeowners in communities near Hidden Hills — tap a nearby area for local details:
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