ACF staff

Carol Mack OBE, chief executive

Carol is responsible to the ACF board for the leadership and management of ACF, and for ACF’s external relations. Carol leads on the delivery of all of ACF’s strategic objectives, ensuring that ACF supports, advocates, connects and inspires foundations effectively and sustainably. Carol is a company director of ACF's trading subsidiary. [email protected] or via [email protected]


Laurence Delcroix, executive assistant

Laurence supports Carol in all aspects of her work and ensures the effective functioning of the executive leadership team. Laurence’s role is to ensure that the executive leadership team is run with empathy and excellence in accordance with ACF’s values, with a high standard of service and support to Carol and ACF’s trustee board. [email protected]



Gemma Instrall, director of membership

Gemma oversees ACF’s membership, partnerships and events functions. She is responsible for championing the needs of our members and taking a strategic lead in ensuring ACF's services support foundations to be ambitious and effective in the way they use their resources for social good. Gemma is a company director of ACF's trading subsidiary. [email protected]


Katie Bower, events manager

Katie leads on the planning, scheduling and delivery of ACF’s learning and events programme. This includes ACF networks and their online communities, training and learning programme, roundtables and forums, annual conference and other emerging learning and development opportunities to ensure ACF members and delegates are supported to be ambitious and effective in the way they use their resources. [email protected]


Gail Cunningham, head of investment learning programme

Gail leads ACF’s investment learning programme, including activity related to the Stronger Foundations investment strand, the Social Impact Investors Group, and sharing expertise from ACF’s Official Partners with members. [email protected]


Judith Higgin, senior marketing and communications manager

Judith is responsible for supporting and advising the team on communicating ACF’s work to its audiences. She develops and implements marketing plans and activities to build ACF’s brand and reputation. She also has a responsibility for the effective use of ACF communications channels, including email, website and promotional materials. [email protected]


Inês Ribeiro, senior marketing and communications officer

Inês supports the team with daily marketing and communications activities. She is responsible for website maintenance and supporting the preparation of regular communications. She also supports the senior marketing and communications manager with implementing ACF’s brand strategy. [email protected] 


Natasha Robinson, senior membership manager

Natasha promotes a member-focused culture throughout ACF and leads on recruiting, engaging, retaining and supporting members so ACF engagement with them thrives. She ensures ACF builds effective and lasting relationships with members through all ACF activities and uses and captures member insight and intelligence data, to help inform ACF's programmes of work. [email protected]


Jumi Sekoni, senior events officer (interim)

Jumi leads the pre-event planning and delivery of all ACF’s network meetings, professional development programme and other ad hoc events. She is responsible for liaising with speakers, facilitators and convenors, as well as assisting participants and members with event-related enquiries. Jumi also supports the delivery of policy and investment events. [email protected]


Hannah Uprichard, head of learning and networks 

Hannah provides leadership and operational oversight for the events team. She is responsible for the strategic direction of ACF’s events, learning and networks portfolio and leads the development of new initiatives and collaborations in this area. [email protected]


External affairs

Dr Ambreen Shah, associate

Ambreen was ACF's interim director of external affairs during part of 2022-23. She is now an associate with us, leading on the delivery of the Foundation Giving Trends research, ACF’s annual research and analysis on trends in the giving, spending, income and assets of philanthropically-funded foundations. [email protected]


Jim Cooke, head of the Funders Collaborative Hub

Jim is responsible for leading the Funders Collaborative Hub, which is hosted by ACF. Through the work of the Hub, Jim helps funders to share and access information about collaboration opportunities, so they can achieve more together. He also oversees a range of resources which offer funders inspiration and practical help to make their collaborative activities as effective as possible. [email protected]


Rachel Heydecker, senior policy and engagement officer 

Rachel supports ACF’s policy, practice and research programme, and manages the Funder Commitment on Climate Change (FCCC). Working alongside FCCC signatories and ACF members, she highlights the part foundations can play in addressing the causes of climate change and supporting adaptation to its effect, to inform and motivate the foundation sector and beyond. [email protected] 


Francesca de Munnich, head of policy (interim)

Francesca provides policy intelligence and identifies opportunities to influence policy, regulation and legislation that would enhance the operating environment for foundations. She cultivates relationships with ACF members, particularly through the Members’ Policy Forum, and key external stakeholders. [email protected] 


Finance and operations

Caroline Langdell, senior data officer

Caroline supports the data management and administration of ACF’s membership, helping to keep our member’s information as accurate and up to date as possible. She also helps to maintain the ACF website and support with ACF events. [email protected]


Natasha Kousseff, finance business partner

Natasha is responsible for ACF's finance function, as well as maintaining our member database. Natasha plays a role in ensuring that ACF thrives and is sustainable in supporting members over the longer term. [email protected]

Foundation Giving Trends 2022

Read an update by Dr Ambreen Shah

 Read more here