MAINSTREAM RENEWABLE POWER MEZZANINE FINANCE DESIGNATED ACTIVITY COMPANY
Company Details
Important Dates
Registered Address
1 WINDMILL LANE
Central Park
Leopardstown
DUBLIN, Dublin 2, Ireland
D02F206
Contact Details
Company Website
Company Description
Mainstream Renewable Power Mezzanine Finance DAC is a global developer and financier of clean‑energy projects, partnering with communities, governments and private organisations to accelerate the transition to renewable power. Backed by strategic investors Aker Horizons and Mitsui, the company combines a strong track record with in‑house expertise and the industrial reach of its partners to deliver large‑scale solutions across five continents.
The firm’s portfolio spans offshore wind – including the world’s largest operating offshore farm and pioneering floating‑technology projects – onshore wind, utility‑scale solar PV, hybrid wind‑solar platforms with storage, and emerging green‑hydrogen schemes. It also structures bespoke Power Purchase Agreements for both public and private‑sector customers. With a net pipeline of 22.7 GW, €3 billion of project finance already raised and more than 400 employees worldwide, Mainstream is positioned to meet the growing demand for sustainable, reliable energy while creating lasting social, environmental and economic value for host communities.