Physical AI × IoT

Refrigeration, cold storage & HVAC.The next energyinfrastructure.

Turning power-consuming equipment into a source of energy resources.

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Investors & Partners

  • Mitsubishi UFJ Trust and Banking
  • Nomura Holdings
  • Tokyo Gas
  • Fujita
  • Sinanen
  • NOBUNAGA Capital Village
  • Suzuyo Shoji
  • Mitsubishi UFJ Capital

One product.
Five kinds of value.

Connect an IoT unit to existing or newly installed refrigeration and HVAC equipment. AI controls it automatically. A single IoT and AI system creates five kinds of value at once.

  1. Save | Energy Saving

    Reduce electricity consumption and CO₂ emissions while staying within the allowable temperature range.

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  2. Earn | Demand Response

    Optimise equipment control to match conditions across the regional power grid and generate revenue in return.

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  3. Sense | Visibility & AI Platform

    Control IoT doubles as your plant’s sensor network.

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  4. Select | Power Supply

    Highly efficient power supply that optimises both how electricity is used and how it is supplied.

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  5. Subscribe | Equipment & IoT

    Refrigeration and HVAC equipment, IoT, installation and maintenance with zero upfront cost. Support for the transition to new refrigerants.

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Diagram showing how the Greenphard system connects to refrigeration and HVAC equipment to create five kinds of value

* Results and scope vary with equipment, operating conditions and contract. See each service page for details.

Greenphard
in numbers

37
sites (cumulative deployments)
Industrial equipment, mainly at large factories operated by major companies
24
sites | DR track record
Large factories operated by major companies
10 MW/yr
Demand-response power resources created and provided
40%
Maximum electricity-use reduction achieved

Cumulative deployments as of May 2026. The 24 sites and 10 MW represent DR resources at the time of the effectiveness test.

* 10 MW equivalent: approximately 3,300 households, or 10,000 people, based on contracted power; up to approximately 20,000 people based on actual peak-time electricity use.

View our track record

The whole city
as a power plant

Founded in Tokyo in 2021, we are a multinational greentech startup connecting those who use power with those who supply it, with the aim of improving the efficiency of energy use worldwide.

About Greenphard

To start, share
these three items

We’ll show results and costs in concrete numbers. Control can start in as little as 2 months after contract signing.

  1. 30-minute utility-meter data and electricity bills (12 months each)
  2. Equipment list (refrigeration & HVAC)
  3. Layout drawings and single-line diagrams
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News

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We’re hiring

Real impact.
At scale.
A complex challenge.

We welcome people who are passionate about this challenge!

A multinational engineering team discussing equipment in an office (illustrative image)

We’re growing fast and looking for people to take on the challenge with us. Join us to tackle work for social good at scale and make an impact on the world.

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