Our team

Our team

Diagrama’s fostering team is made up of dedicated and highly skilled professionals with many years’ experience working with vulnerable children in care and their families.

Our staff and foster carers receive regular and ongoing training. We are a learning agency, striving for excellence, and believe that by investing in our team now we are investing in our society. Find out more about our values here.

All our social workers are registered with the Health and Care Professions Council (HCPC) – and we subscribe to their high standards of practice.

We also have an education specialist who provides regular education support to our foster carers.

Our administration team is based at our agency office at Airport House in Croydon.


Diagrama Fostering service has a flat governance structure. We are a part of friendly and people-oriented organisation where the Chief Executive’s door is always open.

The Board of Trustees

The Board of Trustees meet at quarterly to review the organisation’s work and services, and to agree the strategic goals for the charity. The Board also reviews its own operation, effectiveness and governance annually.

The Chief Executive

The Trustees appoint, support and monitor the Chief Executive and delegate day-to-day management of the charity to the Chief Executive. The Chief Executive has overall responsibility for all the operational matters and reports directly to the Trustees regularly. The Chief Executive is David McGuire. You can find more information about David on the Diagrama Foundation website. The Chief Executive is assisted by a senior management team comprising: Finance manager, Human Resources manager and Head of Children’s Services.

Fostering leadership

Our fostering service is headed up by Natalie Lohneis who is supported by team leaders, Lauren Ingram and Margaret Gardiner. They are all seasoned professionals within the field of fostering and adoption can be contacted at: Diagrama Fostering, Airport House, Purley Way, Croydon, Surrey, CR0 0XZ. Tel: 020 8668 2181. Email: fostering@diagrama.org

Leaders and managers ensure that all decisions are made in the best interests of children and young people.
Ofsted, 2019