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ADRIUM Service Solutions
(925) 999-4095 · Serving the Bay Area · CSLB #1136642 · BBB A+
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About ADRIUM

Why we built ADRIUM Service Solutions.

Andrew is a refugee and has been in the US since 2019. ADRIUM provides appliance, refrigeration and HVAC service.

Andrew Kuznetsov, owner of ADRIUM Service Solutions
Andrew Kuznetsov, owner of ADRIUM Service Solutions.

The owner

About Andrew

Andrew is a refugee and has been in the US since 2019.

Andrew Kuznetsov, owner and lead technician at ADRIUM, holding the old and new evaporator coils from a Sub-Zero 501F sealed-system rebuild Andrew Kuznetsov brazing a new compressor line during a Sub-Zero 501F sealed-system rebuild Andrew Kuznetsov, owner and lead technician, charging a rebuilt Sub-Zero 501F sealed system in Blackhawk
Andrew rebuilding the sealed system on a 1991 Sub-Zero 501F in Blackhawk. Read the case study →
Zlata Velikaia, co-owner of ADRIUM Service Solutions

Zlata Velikaia, co-owner.

Zlata is a co-owner of ADRIUM Service Solutions.

The structure

Our divisions

ADRIUM Service Solutions handles premium appliances and commercial equipment directly. Our divisions cover heating and cooling, coffee equipment, everyday home appliances, commercial refrigeration and equipment monitoring. HVAC, coffee and everyday appliances each have their own site and Google profile; commercial refrigeration and equipment monitoring are run by ADRIUM directly. The licensee is ADRIUM Service Solutions, CSLB 1136642.

Divisions of ADRIUM Service Solutions

  • HVAC Service Heating and cooling: heat pumps, air conditioning, furnaces and ductless systems.
  • Coffee Service Commercial espresso equipment, grinders and coffee-machine service.
  • Appliance Repair Everyday home appliances: refrigerators, washers, dryers, dishwashers and cooking equipment.
  • Commercial Refrigeration Walk-in coolers and freezers, reach-ins, display cases and ice machines for restaurants and businesses.
  • Equipment Monitoring Custom temperature, water leak and HVAC monitoring for businesses and property managers.
The ADRIUM Service Solutions crew in uniform, owner Andrew Kuznetsov in front
The ADRIUM team works across our divisions under the same company license.

Credentials

Licensed, bonded, factory-trained.

  • CSLB #1136642

    California State Contractors License Board.

  • EPA #1279674151528

    EPA Section 608 universal refrigerant handling certification.

  • HC(A3) & HFO(A2L) Certified

    Mainstream Engineering certification for safe handling of flammable hydrocarbon (R-290) and HFO/A2L low-GWP refrigerants. Cert #H43E9118EC832MMM0.

  • BEAR #50788

    California Bureau of Electronic and Appliance Repair registration.

  • BBB A+

    Better Business Bureau accredited business, A+ rating.

  • Manitowoc Authorized service

    Factory-trained, February 2026. Indigo NXT, NEO, QuietQube, Koolaire.

  • Z-Line Authorized

    Manufacturer-Authorized Z-Line service. Warranty filed directly.

  • Daikin Factory-Trained

    Andrew completed Daikin factory training in Houston, 2025.

  • Mitsubishi Factory Trained

    M- and P-Series Essentials (May 2026), then Advanced M- and P-Series Service at the Los Angeles factory training center (June 2026). Both certificates below.

  • Cooper&Hunter Verified Pro

    Pro-Tech Verified Pro in the Cooper&Hunter contractor program.

  • GREE Select Dealer

    Select Dealer tier, listed as a qualified GREE contractor on the official greecomfort.com locator.

  • Franke Authorized Service

    Franke Coffee Systems technical certification, June 2026. A-Line super-automatics (A300–A1000) plus the McDonald's IHT exam. Authorized service, not a sales dealer.

  • La Marzocco Authorized

    Factory technical training completed in Costa Mesa, August 2026. Authorized La Marzocco service company. La Marzocco issues no paper certificates for the program, so the claim is authorized and factory-trained, not certified.

  • RCW USA Trading Partner

    Approved trading partner of RCW USA (US distributor for Astoria, CMA and Wega).

Certificates on file. Tap any to view full size.

BBB Accredited Business, A+ rating. Valid through December 2026.
Mitsubishi Electric, M- and P-Series Essentials. IACET-accredited, May 2026.
Mitsubishi Electric, Advanced M- and P-Series Service. LA factory training, June 2026.
Manitowoc certificate, Ice and Koolaire Field Service Seminar, February 2026.
HC(A3) & HFO(A2L) Certified Technician, Mainstream Engineering. R-290 and A2L refrigerants.
Franke Technical Certification, A-Line super-automatics. Franke Coffee Systems N.A., June 2026.
Franke Technical Certification Exam, McDonald's IHT units. Franke Coffee Systems N.A., June 2026.

Service area

Bay Area coverage.

Same Bay Area footprint we cover for HVAC at our HVAC division. Heavier appliance density in the Tri-Valley and Mid-Peninsula luxury corridors.

See city pages →

In the press

Andrew in the press.

Need appliance service?

Tell us what's broken. We'll quote it.

Call (925) 999-4095

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Which brand?
What's wrong, or what do you need?
Where can we reach you?

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Andrew will call you back during business hours to confirm the next step.