EDF Renewable Energy Signs Agreement to Sell 50% of Great Western Wind Project to Alliant Energy

SAN DIEGO & MADISON, Wis.–(BUSINESS WIRE)–EDF
Renewable Energy (EDF RE) announced today the signing of
the Purchase and Sale Agreement by which Alliant
Energy Corporation (Alliant Energy) (NYSE: LNT) will
acquire a 50% ownership interest in the 225 megawatt (MW) Great
Western Wind Project (Project). Completion of the transaction is
subject to regulatory approval and customary conditions precedent.

“EDF RE is a renewable energy leader and we are proud to establish a
partnership with them,” said Alliant Energy Vice President of Business
Development Joel Schmidt. “Our 50% cash equity ownership interest in
this Project aligns with Alliant Energy’s strategy to invest in
renewable energy.”

EDF RE remains involved in the project as a 50% co-owner and provides
management services. EDF
Renewable Services provides a portion of the current operations and
maintenance services as well as 24/7
remote monitoring from its Operations
Control Center (OCC).

Located in Woodward and Ellis counties near the base of the Oklahoma
panhandle, Great Western Wind is comprised of 30 V117 (unit capacity of
3.3 MW) and 63 V100 (unit capacity of 2.0 MW) wind turbines supplied by
Vestas. The Project achieved commercial
operations in December 2016; electricity generated is provided to Google
under a long-term Power Purchase Agreement (PPA).

Raphael DeClercq, Vice President of Portfolio Strategy for EDF RE
commented, “The sale of equity stakes represents an integral part of EDF
Renewable Energy’s business model, allowing us to maintain a balanced
ownership portfolio in order to assist in the funding of new project
development. We are pleased to forge a new business relationship with
Alliant Energy on this first transaction. We are confident that our
expertise as a developer and operator complements Alliant Energy’s
renewable energy strategy.”

EDF Renewable Energy is one of the largest renewable energy developers
in North America with 9 gigawatts of wind, solar, storage, biomass and
biogas projects developed throughout the U.S., Canada, and Mexico.

Alliant Energy operates as a regulated investor-owned public utility
holding company. Alliant Energy’s primary focus is to provide regulated
electric and natural gas service in the Midwest. The Great Western Wind
Project is a non-regulated investment organized under Alliant Energy’s
wholly owned subsidiary Alliant Energy Finance, LLC.

About EDF Renewable Energy:
EDF Renewable Energy is a
leading US independent power producer with 30 years of expertise in the
renewable industry, covering all range of services from project
origination, development, sales and marketing, to long-term asset
management. EDF Renewable Energy specializes in wind and solar
photovoltaic with presence in other segments of the renewable energy
market: distributed electricity, storage, biogas, and biomass. EDF
Renewable Energy’s North American portfolio consists of 9 gigawatts of
developed projects with 4.4 gigawatts of installed capacity throughout
the US, Canada, and Mexico. The operations and maintenance subsidiary,
EDF Renewable Services, operates 10 gigawatts throughout North America.
EDF Renewable Energy is a subsidiary of EDF Energies Nouvelles. EDF
Energies Nouvelles is the renewable energy arm of the EDF group, the
leading electricity company in the world. For more information visit: www.edf-re.com.

About Alliant Energy Corporation:
Alliant Energy Corporation
(NYSE: LNT), headquartered in Madison, Wis., provides regulated electric
and natural gas service to 960,000 electric and 410,000 natural gas
customers in the Midwest. Alliant Energy’s mission is to deliver the
energy solutions and exceptional service customers and communities count
on – safely, efficiently and responsibly. Interstate Power and Light
Company and Wisconsin Power and Light Company are Alliant Energy’s two
public utility subsidiaries. Alliant Energy Corporation is a component
of the S&P 500. For more information, visit alliantenergy.com.

Contacts

EDF Renewable Energy
Sandi Briner, 858-521-3525
[email protected]
or
Alliant
Energy Corporation
Susan Gille, 608-458-3956
[email protected]