01
Renewable Generation
Solar & Wind
Centred on solar and onshore/offshore wind, we handle power plants end to end — development, design, EPC and O&M — from site assessment to decades of stable output.
CLEAN ENERGY & GRID INFRASTRUCTURE
From generation and transmission to storage and data, MERIDIAN designs and operates the power infrastructure that society runs on — making the shift to renewable energy real.
01 / BUSINESS
Generation, transmission, storage, and data. We support the entire energy value chain — in one company.
01
Solar & Wind
Centred on solar and onshore/offshore wind, we handle power plants end to end — development, design, EPC and O&M — from site assessment to decades of stable output.
02
Next-gen Transmission
We unify distributed generation and optimise supply and demand. Digital control and protection systems deliver a resilient, flexible power network.
03
Battery Systems
Grid-scale batteries and fast control software stabilise frequency regulation and supply-demand balance — turning variable renewables into dependable power.
04
Analytics & Forecasting
We operate a cloud platform that collects and analyses operating data across every asset — advancing everything from generation forecasting to demand response.
02 / NUMBERS
A track record built as social infrastructure, year after year.
Generation and storage sites operating nationwide
Installed capacity from renewable sources
Emissions cut by displacing fossil fuels
Uninterrupted operation since our founding in 2011
03 / COMPANY
MISSION
Electricity is the precondition for a society that keeps moving. We are rebuilding that precondition with renewable energy — more reliably, more sustainably.
| Company | MERIDIAN, Inc. 株式会社メリディアン |
|---|---|
| Founded | April 2011 |
| Representative | Reiji Tojo, President & CEO |
| Capital | ¥4.83 billion |
| Head office | Meridian Tower, 4-2-8 Shibakoen, Minato-ku, Tokyo 105-0011, Japan |
| Employees | 1,240 (consolidated, as of March 2026) |
| Business | Renewable energy generation / transmission & distribution network design & construction / storage & system control systems / energy data platform development & operation |
04 / NEWS
05 / CAREERS
Electrical, mechanical, software, data science, business development. Diverse expertise gathers here to take on the long time-horizon of social infrastructure. Bring your skills to the next generation's power grid.
See open rolesCONTACT
From power-plant development and grid interconnection to storage, control systems and data platforms — reach out any time.