M&G’s impact investing arm, responsAbility Investments, has announced the appointment of Nadia Nikolova as its new Chief Executive Officer, effective September 2025. She will succeed Rochus Mommartz, who plans to retire at the end of the year.
Founded in 2003 and based in Zurich, responsAbility is an impact asset manager specialising in private market investments with a focus on financial inclusion, climate finance, and sustainable food. The firm was acquired by M&G plc in 2022 and manages assets worth approximately $5.6 billion.
Emmanuel Deblanc, Chair of responsAbility’s Board and Chief Investment Officer of M&G’s Private Markets business, expressed enthusiasm for Nikolova’s appointment. He highlighted the firm’s pivotal role in M&G’s private markets strategy, noting its expertise in financial inclusion, climate finance, and sustainable food. Deblanc is confident that Nikolova’s leadership will further enhance the firm’s impact and benefit M&G’s broader EUR 90 billion private markets operations.
Nikolova joins from Allianz Global Investors, where she served as Managing Director and Head of Direct Lending. She established AllianzGI’s sustainable and impact credit investment team in 2019 and expanded its blended finance strategy. Her previous experience includes work at Citigroup in London, focusing on infrastructure finance and credit restructuring.
Upon her appointment, Nikolova expressed her honour at joining responsAbility during a critical phase in the evolution of impact investing. She is committed to building on the firm’s foundation in financial inclusion, climate finance, and sustainable food, aiming to scale innovative strategies that deliver both financial performance and long-term positive impacts for communities.
