Impax Asset Management has appointed David Windborne as senior portfolio manager.

Windborne previously served as a member of the in-house asset management team at Tesco Pension Investment, where he helped develop, launch and manage a global equities investment platform for Tesco’s pension fund.

At Impax, Windborne will assist in managing existing equity strategies and working on product development.

Headquartered in the United Kingdom, Impax manages approximately $5 billion in client assets, specializing in investments in alternative energy, waste management and water treatment.