Consult team

Consult senior team

Sam McCumiskey

Managing Director and Quality Director (gbp consult & gbp develop)

Sam joined gbp in 2015 as a senior healthcare planner and quickly established herself as leader, becoming Health Director in 2018. She continues to lead and grow the gbp consult business.

Sam has 22 years’ experience of working within the NHS at a senior management level, initially managing services and then moving into service improvement and finally into strategic transformation programmes and leading significant capital projects.

She has advanced skills and expertise in healthcare planning, system and service improvement, capital projects, business cases and stakeholder engagement, particularly in the following sectors: primary, community, place-based and mental health care services and property.

Tamsyn Flynn

Managing Consultant

Tamsyn leads the South and South-West consultancy team. She has 15 years’ experience of executing change, business transformation and IT projects as well as service transformation consulting to the public sector.

She brings a whole-system view to the group’s existing strength in healthcare estates and supports the other regional teams with social care expertise.

Her key skills include:

Service reviews with a focus on improving outcomes for patients and service users while identifying efficiencies for clients
Whole systems analysis across integrated care systems, localities and neighbourhoods
Social care demand and capacity modelling
Place-based data aggregation, triangulation and visualisation
Process mapping and patient flow / journey visualisation

Ian Sabini

Managing Consultant

Ian leads the London and South-East consultancy team. He has over 15 years of estates and healthcare construction experience, both in the public and private sector.

Ian has a wealth of expertise in working with multidisciplinary teams achieving their key strategic and transformation projects.

He is currently supporting our partners to deliver Estates and Technology Transformation Fund (ETTF) projects and maximise s106 and CIL funding.

Jonathan Wilson

Managing Consultant

Jonathan is a principal architect who has worked closely with healthcare providers for over 30 years.

He believes passionately in the power of the physical environment to support integrated service delivery and to promote health and wellness for both service users and service providers.

Jonathan is interested in promoting service-led design through direct engagement with service providers and users.

Sarah Butler
Managing Consultant

Sarah leads the North consultancy team. With over 15 years in the property industry, Sarah has extensive expertise in strategic estates planning, business cases, estates strategies, and place-based neighbourhood plans. As a Better Business Cases’ Registered Practitioner, she has successfully developed many HMT Green Book compliant business cases for the NHS and wider public sector, including the Palace of Westminster.

Previously, Sarah advanced to Divisional Director at a multidisciplinary construction consultancy where she also served as Sector Lead for local and central government. She hopes to leverage her wider public sector expertise to support local healthcare systems effectively, with a strong focus on community and place-based solutions.

Prior to that, she provided consultancy services for a LIFTCo in the North. Sarah is committed to the philosophy of partnership working, which was central to the LIFT initiative. This approach emphasises collaboration between public and private sectors to deliver innovative and sustainable solutions for community health and social care infrastructure.

Contact the Team

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