Impax Asset Management is a leading specialist asset manager, investing in the opportunities arising from the transition to a more sustainable global economy. Founded in 1998, Impax believes that capital markets will be shaped profoundly by global sustainability challenges. The company invests in companies and assets that are well-positioned to benefit from this long-term trend, offering a range of investment solutions across listed equities, fixed income, and private markets. Their investment philosophy is centered on the conviction that environmental and social factors are material to investment returns.
The London headquarters serves as the central hub for Impax's global operations, including key investment management teams, executive leadership, corporate strategy, and client services.
The office is situated in St James's Market, a modern development known for its high sustainability credentials (BREEAM Excellent rated buildings). The interior is likely designed to reflect Impax's commitment to sustainability and provide a collaborative workspace.
Impax fosters a purpose-driven work culture characterized by specialist expertise, collaboration, intellectual rigor, and a strong commitment to sustainable investment principles. Employees are typically passionate about contributing to a more sustainable economy.
As the main office, it plays a crucial role in shaping the firm's strategic direction, managing global investments, and engaging with international clients and stakeholders.
Impax Asset Management supports its global client base and investment activities through a network of offices in the United Kingdom (London), North America (Portsmouth NH, Greenwich CT, New York NY, Portland OR), Europe (Dublin, Amsterdam), and Asia-Pacific (Hong Kong, Tokyo). These locations enable Impax to conduct on-the-ground research, manage investments across various geographies, provide localized client support, and distribute its specialist sustainable investment strategies worldwide.
7th Floor, 30 Panton Street, St James's
London
N/A
United Kingdom
Address: 155 Fleet Street, Portsmouth, NH 03801, USA
Serves as a key hub for Impax's operations and client engagement in North America, a major market for sustainable investments.
Address: One Lafayette Place, Greenwich, CT 06830, USA
Strengthens Impax's footprint in the US financial sector and enhances accessibility for East Coast clients.
Address: 22/F, Nexxus Building, 41 Connaught Road Central, Hong Kong
Facilitates Impax's engagement with Asian markets, investors, and companies, tapping into regional sustainability trends.
Address: Guild House, Guild Street, IFSC, Dublin 1, Ireland
Ensures continued access and service delivery to EU clients and supports European fund management operations.
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As of April 2025, Impax Asset Management' leadership includes:
Impax Asset Management has been backed by several prominent investors over the years, including:
Impax Asset Management has made several strategic appointments in the last 12 months (approx. June 2023 - June 2024) to strengthen its distribution, regional leadership, and corporate functions. No major high-level executive departures have been publicly announced during this period.
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Impax Asset Management commonly uses the 'first initial.lastname' email format. For example, an email for Ian Simm would likely be i.simm@impaxam.com. Other variations might exist but this is a widely adopted pattern in similar financial institutions.
f.lastname@impaxam.com
Format
i.simm@impaxam.com
Example
75%
Success rate
Impax Asset Management / London Stock Exchange (RNS) • April 17, 2024
Impax Asset Management announced its assets under discretionary and advisory management (AuM) reached £39.6 billion as of 31 March 2024, up from £37.4 billion at 31 December 2023. The increase was attributed to net inflows and positive market movements....more
Impax Asset Management Press Release • January 10, 2024
Impax Asset Management announced the appointment of Scott Thompson as Managing Director, Head of Distribution, UK & Europe, effective from January 2024. Thompson brings extensive experience in asset management distribution to the role....more
Impax Asset Management / London Stock Exchange (RNS) • November 28, 2023
Impax reported statutory profit before tax of £45.6 million for the year ended 30 September 2023, down from £73.4 million in the prior year, amid challenging market conditions. Assets under management (AuM) stood at £37.9 billion at year-end....more
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