Waterproofing & envelope
Liquid flashing at every rough opening; flood-test balconies before tile; infrared scans after first winter rain, documentation photographed and filed by date.
Our Standards
Standards you can litigate in daylight
The home page hints at our method; this is the expanded score, governance of trades, reverence for materials, and the cadence from first sketch to keys on marble.
Governance
Discipline as the invisible finish
No General Contractors
Trades answer to our superintendents, not to a revolving roster of brokers. Accountability stays warm-blooded: names you learn, voices on site, licenses that share our letterhead.
Fixed-Price Contracts
The number on the page is the covenant, not a weather forecast. Scope is itemized until it is boring, because boredom here is another word for respect.
Weekly Transparency
Photographs, schedule truth, and ledger clarity arrive on a rhythm you can rely on, silence is never mistaken for control.
Five-Year Warranty
Structure carries a half-decade promise; after-care carries the slower conversation, how stone ages, how bronze darkens, how a hinge learns its favorite season.
Field & assurance
Graphics on the wall, data in the binder
Standards are not slogans, they are checklists taped beside the coffee maker, thermal images in weekly reports, and mock-up walls that survive rain before the real stone ever ships.
MEP coordination
Clash detection before rough-in; labeled zones for low-voltage, lighting control, and pool equipment; commissioning forms signed before drywall closes the cavity.
Safety & neighbor care
Haul routes timed for school traffic; dust fences monitored weekly; decibel log on request for hillside neighbors, discretion as a construction specification.
Submittals & approvals
Architect-signed submittals before order; shop drawings overlaid on BIM when the commission warrants it; rejected samples archived so nobody revisits a dead path.
Mock-up & lighting lab
Full-height stone corners on site; raking light at 9am and 4pm photographed against paint; hardware mounted on boards before holes are drilled in the real jamb.
Close-out & manuals
Warranty matrix cross-linked to model numbers; seasonal maintenance calendar; one binder for the house manager, one cloud folder for the owner who travels.
5yrStructural warranty
52Weekly reports per year on active builds
100%Line items contracted before mobilization
0Missed contracted completion dates since 2014
Materials & Craftsmanship
A finish does not exist until it has lived twice, first as ink, again as a full-scale whisper on site.
We defer to the architect's pen and the interior vision, then we insist on mock-ups, raking light, and the courage to reject a slab that almost sang.
01
Stone & volume
Mass, shadow, and thermal mass, slab logic before detailing.
- Calacatta Gold Marble
- Jerusalem Limestone
- Hand-Laid Terrazzo
- Venetian Plaster
02
Timber & rare surfaces
Grain direction, fume schedules, and bookmatch seams signed off in the shop.
- French White Oak
- Bookmatched Onyx
03
Metal & glass
Envelope performance and hardware patina under LA sun and salt air.
- Unlacquered Bronze
- Curtain Wall Glass
Full palette
Verification layer
Every finish ships with a paper trail, moisture readings at membrane, torque logs on structural bolts, and photograph series keyed to the architect's detail numbers.
- Third-party inspections scheduled before concealment, not after drywall apologizes.
- Owner walk-throughs at rough MEP, waterproofing, and pre-punch, same lens, tighter zoom each time.
- Benchmark rooms, one bathroom, one kitchen run, one exterior corner, signed off before the pattern repeats site-wide.
Registry
Specification registry
A house moves from intent to submittals to field verification; the register is where product lines meet sheet notes and mock-ups. HR Development keeps that record traceable. The rosters below are examples from Westside drawing sets, not a closed vendor list.
Each line item lists representative manufacturers and the field checks we run before that specification repeats across the job: mock-up sign-off, submittal cross-reference to the drawing index, and close-out data tied to model numbers in the warranty binder.
Kitchen appliances
Thermal loads and ventilation before showroom gloss.
Sub-Zero · Wolf · Miele · Gaggenau · La Cornue · Officine Gullo · Thermador · JennAir · Cove
- Ventilation: CFM and make-up air coordinated with hood spec before cabinet shop drawings freeze.
- Panel-ready runs: integrated refrigeration banks mocked up for door swing, filler, and adjacency to stone returns.
- Commissioning: startup logs filed with model and serial numbers in the close-out binder.
Kitchen systems
Cabinet logic as infrastructure before styling.
bulthaup · Boffi · Poliform · Molteni&C Dada · Henrybuilt · SieMatic · Poggenpohl · Ernestomeda
- Shop drawings: appliance cutouts, filler logic, and panel grain direction issued before CNC release.
- Mock-up: one full-height corner with stone, hardware, and lighting at raking angles.
- Field: scribe tolerances and soft-close adjustments logged room by room at punch.
Plumbing fittings
Pressure balance and patina under daily use.
Dornbracht · THG Paris · Fantini · Vola · Waterworks · Brizo Litze · Kallista · Phylrich
- Submittals: finish samples tagged to fixture schedule and pressure-balance diagrams.
- Rough-in: blocking and valve locations verified against tile coursing before waterproofing.
- Close-out: cartridge and trim kit model numbers filed per room in the warranty matrix.
Bath & wellness
Wet rooms read as volumes, not accessory kits.
Agape · Boffi · Antoniolupi · Devon&Devon · Apaiser stone tubs · Kohler Stillness · Victoria + Albert
- Waterproofing: flood-test shower pans and curb geometry signed before tile mobilization.
- Mock-up: full-height wet wall with niche, bench, and drain at true slope.
- Close-out: trim and drain grates photographed against approved submittal sheets.
Stone & marble
Mass and shadow before detail.
Calacatta Gold · Statuario · Bianco Carrara · Patagonia Granite · Cipollino · Onyx · Belgian Bluestone · French Beaumaniere limestone · Travertino Romano · Pietra Cardosa
- Slab lay-up: bookmatch and vein direction approved on site before fabrication release.
- Mock-up: full-height corner and windowsill return at 9am and 4pm light.
- Close-out: sealer system and maintenance notes filed with slab lot numbers.
Timber & veneers
Grain and bookmatch signed off in the shop.
Rift-sawn French White Oak · Reclaimed European Oak · American Walnut · Italian Eucalyptus · Hakwood (engineered) · Mafi · Stuga
- Moisture: acclimation logs and RH readings before install in climate-controlled rooms.
- Mock-up: stain and sheen board signed under raking light before field repetition.
- Close-out: touch-up kit and finish code recorded per room in the house manual.
Plaster & paint
Light reveals depth, not noise.
Venetian Plaster (Marmorino, San Marco) · Roman Clay (Portola Paints) · Farrow & Ball · Benjamin Moore Aura · Lime Wash (Portola, Bauwerk Colour) · Backdrop
- Samples: large-format boards on portable easels at raking angles, not chip cards alone.
- Mock-up: one room corner with base, crown, and door casing in final sheen.
- Close-out: paint codes and plaster batch notes cross-linked to architect detail numbers.
Windows & glazing
Envelope first; frame profiles follow structure.
Vitrocsa: minimal-frame structural glazing · Sky-Frame · Otiima · Fleetwood · Western Window Systems · Reynaers · NanaWall
- Performance: U-factor and SHGC submittals matched to Title 24 package before order.
- Mock-up: corner sample with head, jamb, and sill flashing sequence photographed.
- Close-out: screen and operator instructions filed with warranty and cleaning protocol.
Hardware & pulls
Quiet weight at the jamb.
Sun Valley Bronze · Rocky Mountain Hardware · FSB · Olivari · Linnea · Valli&Valli · Emtek
- Mock-up: door, cabinet, and bath sets mounted on boards before holes hit the jamb.
- Patina: living-finish samples signed for bronze and brass in coastal exposure.
- Close-out: keying chart and spare parts list filed with model numbers per opening.
Lighting
Layers before focal pieces.
Architectural: Lumenpulse · USAI · PureEdge · Bega · Reggiani · iGuzzini · Lutron Ketra. Statement: Apparatus · Roll & Hill · Bocci · Lindsey Adelman · Allied Maker · Henge
- Photometrics: aiming diagrams and dimming curves approved before ceiling close-in.
- Mock-up: one gallery run with trim, art, and stone at night and day settings.
- Close-out: lamp and driver model numbers filed with control programming notes.
Tile & ceramics
Field, border, and wet-area rhythm on the sheet.
Ann Sacks · Walker Zanger · Mosaic House · Heath Ceramics · Made a Mano · Artistic Tile · Clé Tile
- Layout: dry-lay with borders, niches, and movement joints approved on slab.
- Wet areas: flood-test and slope verification before setting floor tile.
- Close-out: grout and sealant batch numbers filed with spare tile counts per SKU.
Smart home, climate & cinema
Comfort and playback in circuits, slabs, and commissioning forms.
Lutron HomeWorks · Crestron · Savant · Control4 (residential) · Mitsubishi VRF · Warmboard · Schluter Ditra-Heat · Steinway Lyngdorf · Kaleidescape (cinema) · Sonance Architectural
- Rough-in: panel locations, conduit fill, and rack ventilation coordinated before drywall.
- Commissioning: scene programming and HVAC zoning signed with owner and integrator present.
- Close-out: as-built drawings and credential handoff filed in the house manual.
Flooring
Plane, joint rhythm, and acoustic comfort underfoot.
Mafi wide-plank oak · Stuga · Hakwood · StonePeak large-format porcelain · Ann Sacks stone tile · Terrazzco terrazzo · Daltile · Wool carpet programs (Stark, Tai Ping)
- Acclimation: moisture readings and slab RH logged before wood or engineered install.
- Mock-up: one room bay with transitions to stone, carpet, and base detail.
- Close-out: care instructions and spare plank or tile counts filed by area.
Doors & entry
First impression engineered like structure.
Pivot Door Company · Rondo (pivot hardware) · Cendrex (hidden frame) · Schweiss · Garaga · Cladco architectural entries · Fleetwood door systems
- Submittals: jamb, threshold, and closer specs matched to fire and accessibility notes.
- Mock-up: full-size sample with hardware, weatherstrip, and finish in raking light.
- Close-out: adjustment and maintenance schedule filed per opening type.
Roof & waterproofing
Water leaves the building on purpose.
Sika liquid-applied · GAF · Firestone TPO · Boral tile underlayment · Henry Blueskin · Hot-mopped assemblies where spec requires
- Flood-test: decks and planters tested before tile or paver install above living space.
- Submittals: manufacturer compatibility letters for multi-ply assemblies on file.
- Close-out: warranty registration and maintenance intervals in the house manual.
HVAC & ventilation
Comfort without the sound of effort.
Mitsubishi VRF · Carrier · Trane · Daikin · Zehnder ERV · Fantech · Dedicated dehumidification on hillside commissions
- Load calcs: Manual J and zoning reviewed with architect before rough-in.
- Balancing: airflow reports filed before concealment and again at commissioning.
- Close-out: filter sizes, service access, and thermostat programming documented.
Metals & railings
Structure you are meant to touch.
CRLA · Sun Valley Bronze · Pacific Stainless · Q-railing glass guardrails · Custom steel stringers and landings
- Shop drawings: connection details reviewed with structural engineer before fabrication.
- Mock-up: handrail profile and finish sample at stair and balcony conditions.
- Close-out: touch-up protocol and fastener inspection log in the close-out binder.
Exterior pavers & hardscape
Arrival courts that drain and stay quiet.
Peacock Pavers · Belgard · Rocor · Western Interlock · Cast-in-place steps with stone treads where spec requires
- Subgrade: compaction and drainage section verified before base install.
- Layout: dry-lay pattern and border geometry approved at driveway and pool deck.
- Close-out: sealer and joint sand type filed with maintenance calendar for the owner.
This registry is illustrative. Substitutions require architect approval, owner acknowledgment where the contract requires it, and superintendent sign-off before the change repeats in the field.