About Us

Impax Asset Management Group Plc is the parent company of Impax Asset Management Ltd, a leading investment manager dedicated to the environmental and cleantech sectors, with a focus on alternative energy, water and waste. This sector offers some of the most compelling investment opportunities of the 21st century as the world responds to the problems caused by environmental degredation, resource scarity and climate change.

View a filmed interview with CEO Ian Simm on environmental markets investing.


View a filmed interview with Director of Investments Bruce Jenkyn-Jones on the Impax flagship fund, IEM plc.

Impax's dedicated team of professionals, with many years of experience in the financial and environmental sectors, is ideally placed to understand and take advantage of the investment opportunities arising from these growing markets.

Impax Asset Management as at December 2009 has assets under management and advisory of over US $2.4 billion for institutional and private investors, across a range of listed and private equity funds.

Impax Capital Limited has a long history of financial advisory and M&A transactions within the environmental sector, but now focuses primarily on providing venture capital services internally to Impax Asset Management.

Key facts

  • Impax has an extensive track record of identifying compelling investment opportunities in the environmental sector.
  • Environmental markets are growing at up to 10-20%, with aggregate revenues in excess of US $500 billion per year.
  • Impax manages the only "specialist" environmental investment trust in the FTSE All Share index.
  • Impax has a team of 20 investment professionals focusing solely on the environmental sector.
  • Impax has been selected to partner FTSE in the development and management of its Environmental Markets Index series.
  • Impax is a signatory to the UN Principles of Responsible Investment (UNPRI).
  • Impax is a signatory to the Carbon Disclosure Project
  • Impax is a member of the Investor Network on Climate Risk (INCR)

Impax Asset Management Group plc

Company Registration number: 03262305

Main country of Operation: UK
Incorporated and registered in England and Wales

Registered Address:
Pegasus House
37-43 Sackville Street
LONDON
W1S 3EH

Registered in the United Kingdom - Public Limited Company

VAT registration number: 743 707624

Impax Asset Management Limited (Reference No: 197008) and Impax Capital Limited (Reference No: 171771) are authorised and regulated by the Financial Services Authority.