Executive Team

Executive Team

John Hannigan CEO of Circle VHA
John Hannigan CEO of Circle VHA

CEO, Circle VHA

John Hannigan

John is CEO of Circle and a leading voice in social and affordable housing in Ireland. Since 2017, he has overseen Circle’s growth, securing major funding deals, expanding housing delivery, and building strategic partnerships. With 30+ years’ experience in housing, finance, and non-profits, he has held senior roles at Respond, Sunbeam House, and top firms including KPMG and EY. In the UK, he held executive roles with large social landlords. John is also Chair of the Chartered Institute of Housing’s Governing Board, shaping policy across Ireland and the UK.

CEO, Circle VHA

John is CEO of Circle and a leading voice in social and affordable housing in Ireland. Since 2017, he has overseen Circle’s growth, securing major funding deals, expanding housing delivery, and building strategic partnerships. With 30+ years’ experience in housing, finance, and non-profits, he has held senior roles at Respond, Sunbeam House, and top firms including KPMG and EY. In the UK, he held executive roles with large social landlords. John is also Chair of the Chartered Institute of Housing’s Governing Board, shaping policy across Ireland and the UK.

Liz Clarke Director of Housing Services
Liz Clarke Director of Housing Services

Director of Governance and Compliance

Liz Clarke

Liz has over 20 years’ experience working in the social housing and non-profit sectors. Prior to taking up this role, Liz was Director of Services at Circle VHA, where she led housing services, service improvement, strategic projects, and organisational development initiatives. Liz has extensive experience leading mergers, project management, housing management, stakeholder engagement, quality standards, and supporting sustainable communities. She has held a range of management and senior leadership roles delivering services and organisational change initiatives within complex and evolving service environments.

Director of Governance and Compliance

Liz has over 20 years’ experience working in the social housing and non-profit sectors. Prior to taking up this role, Liz was Director of Services at Circle VHA, where she led housing services, service improvement, strategic projects, and organisational development initiatives. Liz has extensive experience leading mergers, project management, housing management, stakeholder engagement, quality standards, and supporting sustainable communities. She has held a range of management and senior leadership roles delivering services and organisational change initiatives within complex and evolving service environments.

Zoe Moorhouse Director of New Business and Development
Zoe Moorhouse Director of New Business and Development

Director of New Business and Development

Zoe Moorhouse

Zoe joined Circle Housing in 2021. Zoe previously worked in the UK affordable housing sector for over 13 years, most recently at Peabody, one of London’s oldest and largest housing associations. She has extensive experience in managing the acquisition, planning, procurement and construction of high-density new build and refurbishment mixed-tenure and mixed-used developments. With a passion for place-making and design and quality, Zoe has led on several award-winning projects in the UK. In 2024, Zoe was appointed to Director of New Business Development.

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Director of New Business and Development

Zoe joined Circle Housing in 2021. Zoe previously worked in the UK affordable housing sector for over 13 years, most recently at Peabody, one of London’s oldest and largest housing associations. She has extensive experience in managing the acquisition, planning, procurement and construction of high-density new build and refurbishment mixed-tenure and mixed-used developments. With a passion for place-making and design and quality, Zoe has led on several award-winning projects in the UK. In 2024, Zoe was appointed to Director of New Business Development.

Colin Keating Director of Asset Management
Colin Keating Director of Asset Management

Director of Asset Management

Colin Keating

Colin joined Circle in 2022, bringing over 20 years experience in building and construction. He leads the property management team, overseeing major multi-unit developments with a strong focus on health, safety, and sustainability. A licensed Principal Officer, Colin applies his technical expertise to support effective asset management through robust risk and policy frameworks. His work ensures high-quality environments for residents and long-term value for stakeholders. 

Director of Asset Management

Colin joined Circle in 2022, bringing over 20 years’ experience in building and construction. He leads the property management team, overseeing major multi-unit developments with a strong focus on health, safety, and sustainability. A licensed Principal Officer, Colin applies his technical expertise to support effective asset management through robust risk and policy frameworks. His work ensures high-quality environments for residents and long-term value for stakeholders. 

Heather Ashton Director of Finance
Heather Ashton Director of Finance

Director of Finance

Heather Ashton

Heather brings over 25 years of experience across the social housing, higher education, finance, retail, and manufacturing sectors. She has extensive expertise in strategic and financial planning, governance, treasury, mergers and acquisitions, business transformation, and performance improvement. Heather spent over a decade at Thirteen Housing Group, where she served as Executive Director of Resources and later Executive Director of Business Change and Improvement. Heather joined Campbell Tickell as an Associate in 2023 and has also held several Non-Executive roles across the housing and education sectors. She currently serves as a Board Member at Broadacres Housing Association.

Director of Finance

Heather brings over 25 years of experience across the social housing, higher education, finance, retail, and manufacturing sectors. She has extensive expertise in strategic and financial planning, governance, treasury, mergers and acquisitions, business transformation, and performance improvement. Heather spent over a decade at Thirteen Housing Group, where she served as Executive Director of Resources and later Executive Director of Business Change and Improvement. Heather joined Campbell Tickell as an Associate in 2023 and has also held several Non-Executive roles across the housing and education sectors. She currently serves as a Board Member at Broadacres Housing Association.

Gavin Connolly Director of Services
Gavin Connolly Director of Services

Director of Services

Gavin Connolly

Gavin has over 30 years’ experience working across homeless and housing services in Ireland and Scotland, with a strong commitment to supporting marginalised communities and improving housing outcomes for vulnerable people. Throughout his career, he has helped develop and establish innovative housing models, led service evaluations, and contributed to the growth of tenant-focused services. As Director of Services, Gavin oversees the Tenancy Services Team, including Income Management, Tenant Engagement, and Customer Services. He is passionate about delivering responsive, high-quality services that help people support their tenancies and build stronger communities. He is passionate about tenant engagement and involvement in the day to day decisions of their lives.

Director of Services

Gavin has over 30 years’ experience working across homeless and housing services in Ireland and Scotland, with a strong commitment to supporting marginalised communities and improving housing outcomes for vulnerable people. Throughout his career, he has helped develop and establish innovative housing models, led service evaluations, and contributed to the growth of tenant-focused services. As Director of Services, Gavin oversees the Tenancy Services Team, including Income Management, Tenant Engagement, and Customer Services. He is passionate about delivering responsive, high-quality services that help people support their tenancies and build stronger communities. He is passionate about tenant engagement and involvement in the day to day decisions of their lives.