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+1 (323) 578-3330
Los Angeles  ·  Orange County  ·  Est. 2004

The cellar, the climate, perfected

Designers, builders, and refrigeration specialists for the finest private wine cellars in Southern California. Two decades. One discipline.

DesignConstructionClimate ControlServiceStewardship DesignConstructionClimate ControlServiceStewardship DesignConstructionClimate ControlServiceStewardship
— The Cooling Systems

Every leading brand.

We are authorized dealers for every major manufacturer of wine cellar refrigeration — and we are deliberately agnostic. The right system is the one that fits the room, the wine, and the silence you expect from it.

— i

US Cellar Systems

Commercial-grade splits

Our most-specified line. Modular split systems for residential cellars where silence and longevity are non-negotiable.

— ii

CellarPro

Self-contained & ducted

A workhorse of climate control. Compact through-wall and ducted options for both new builds and retrofits.

— iii

Wine Guardian

Through-wall & split

Industrial precision with humidity control engineered for long-aging collections in California's variable climate.

— iv

WhisperKOOL

SC Pro Series

The standard for whisper-quiet operation in adjacent living spaces. Specified often, installed exactly.

— v

Breezaire

Through-the-wall

A trusted line for smaller cellars and wine cabinet retrofits where compact reliability matters most.

— vi

Wine-Mate

Specialty units

For uncommon installations — ductable, ceiling-mounted, and split configurations tailored to architectural constraints.

— The Studio

One team.
One standard.

We don't subcontract the cellar to a builder and the cooling to an HVAC company. We design the room, build it, condition it, and quietly maintain it for the life of your collection.

It is the difference between a wine room that works and a wine room that endures.

About The Studio →
— From Start to Finish —

Begin, and arrive.

From the first sketch to the quarterly service call years later — your cellar is built and protected by one team, one phone number, one standard of care.

i

Consultation

An on-site visit with a cellar designer. We assess the space, your collection, and the architectural intent before drawing a single line.

ii

Construction

Vapor barriers, custom racking, glass walls, doors, and millwork — built by craftspeople who only build wine cellars.

iii

Climate

The right system for the room — split, ducted, ceiling-mounted, or self-contained. Specified, installed, and commissioned in-house.

iv

Stewardship

Quarterly maintenance, emergency service, and refrigerant work — performed by the same technicians who built the room.

— The Science —

Fifty-five degrees.
held.

A great cellar lives or dies by two numbers — temperature and humidity. We design and commission every system to hold them precisely, silently, and without drift, for the entire life of your collection.

The cellar standard · 55°F · 70% relative humidity
0°Temperature °F
0%Humidity
— Bel Air, Los Angeles

A cellar built for a lifetime of collection.

A waterfall-style residential wine room with custom wooden racking, vapor sealing, and a whisper-quiet split refrigeration system — designed in collaboration with the homeowner's architect and finished to gallery standard.

Explore The Project →
— Selected Work

Across southern california.

View The Full Gallery →
Bel Air, Los Angeles

Waterfall residence

Beverly Hills

Cabinet installation

Calabasas

Hillside refrigeration

Diamond Bar

Modern home, glass cellar

Newport Beach

Ducted cabinet

Fashion Island

Hospitality display

Newport Coast

Private residence

— Everyday Mastery —

A wine cellar is two crafts: architecture and atmosphere. For twenty years, we have practiced them as one.

"

Out of all our providers, Mario and M&M Cellars are number one.

Chris C. Long-Term Maintenance Client
— In Their Own Words

Trusted by the homes that trust no one.

★ ★ ★ ★ ★

Mario showed up to install the new system. His experience really showed and allowed for a smooth installation. He was respectful of our home and kept a clean work environment.

Nancy D.
Residential Install
★ ★ ★ ★ ★

My wine storage cooler is unique and requires excellent knowledge to maintain it properly. M&M has always been responsive — professional, knowledgeable, and helpful.

Gary G.
Service Client
★ ★ ★ ★ ★

After a bad experience with another refrigeration company, I was referred to M&M. Mario fixed my wine room compressor without selling me anything. Amazing service by really good and honest guys.

Bridget L.
Service Repair
— Begin —

Let's build the cellar your collection deserves.

From a single cabinet replacement to a full architectural cellar — speak with a designer today. Sales, service, and maintenance throughout Los Angeles and Orange County.