ACP Team

Our most important asset as a company is our Team of professionals who are dedicated to providing excellent standards of service to our clients.

We endeavor to provide our clients with a full range of services dealing with the historic environment by bringing to each project the following essential qualities through a dedicated project team of highly qualified and experienced professionals:

The following professionals are involved within the practice either directly or as associates.

David Humphreys

David Humphreys - Director

BAgrSc(Landscape), MSc, PGDipBAdmin(Project Mgmt), DipBldgCons(RICS), CMLI, MILI, MAPM, MIPM, IHBC, MRICS, MSCSI, C.Build.E., FCABE.

David established the practice in 2000 following an overseas career in the UK and Australia. He has over 30 years experience in both public service and private practice in Ireland, the UK and Australia. David spent 8 years working as a Senior Professional Officer with English Heritage.

He is a Chartered Building Surveyor, Chartered Building Engineer, Chartered Project Manager, and Chartered Landscape Architect/Manager.

Richard Davies

Richard Davies - Conservation Architect

Dip.Arch.(Hons.), RIBA, ARB, AABC, FRSA

Richard has been involved with the care and development of the built environment throughout his 30 year architectural career, both in private practice and as Principal Conservation Architect and Regional Director in English Heritage. He has extensive experience in the refurbishment and redevelopment of culturally sensitive sites and buildings to meet today’s and future requirements upgrading to current working, living and environmental standards.

Richard is an associate of ACP since 2001 and has worked on conservation projects such as Paddington Station in London and on projects in South Africa and China.

He is currently Director of COTAC, UK representative on Council of Europe committees on Heritage and Crafts, and Training Reform and of the D.E.T.R. Building Regulations Advisory Committee. He is a member of ICOMOS (UK), the Ecclesiastical Architects and Surveyors Association, the advisory committee for the ICCROM international course on Urban Conservation Management in Rome.

Nancy O'Keeffe

Nancy O'Keeffe - Conservation Architectural Consultant

B.Sc. (Hons) Architecture (Int)

Nancy has over 5 years experience in the refurbishment and adaptation of historic buildings gained in both Ireland and Australia. She manages projects through all stages including inception, design, planning, tendering and procurement of works on site. Her particular area of interest is in the conservation of historic timber and its use as a construction material in historic roofs.

Dolores Taaffe

Dolores Taaffe - Historic Architectural Consultant

Dip. (Int Arch)

Dolores qualified as an Architect (Interior) and has over eight years post qualification experience working in Conservation Architecture in Ireland and Australia. She has worked on all stages of conservation restoration and refurbishment projects, ranging from medieval buildings through to 18th /19th /20th century buildings. Dolores specialises in the preparation of Conservation and Management Plans for historic properties.

Seamus Humphreys

Seamus Humphreys - Conservation Engineer

B.Eng.(Hons), MIEI

Seamus qualified as a Civil/Structural Engineer from the University of Limerick. He has extensive experience in surveying and specifying structural repairs to historic buildings. Seamus has worked both in Ireland and the UK. His particular interest is in the conservation of early 20th Century materials such as concrete and steel which changed the structural dynamics of historic buildings.

Denis O'Malley

Denis O'Malley - Conservation Engineer

B.E., Eur.Ing., C.Eng., M.I.E.I

Denis is a senior consultant with over 25 years experience in both public service and private practice in Ireland. Denis is a Chartered member of the Institute of Engineers in Ireland. He specializes in conservation engineering, procurement of works and sustainable development. Denis is particularly interested in energy efficiency in historic buildings.

Simon Collins

Simon Collins - Historic Metalwork Consultant


Simon has over five years post qualification experience as an engineer, in the conservation of historic buildings. He has extensive experience in specifying repairs to historic buildings using traditional materials and craftsmanship. Simon has undertaken specialist training in the UK on conserving historic metal/ironwork and he manages ACP’s historic metal/ironwork consultancy service.

His particular interest is in the research and development of traditional craft skills associated with historic buildings.

Martin English

Martin English - Historic Building Fabric Consultant

BSc (Hons) Building Surveying, BSc Management Craft, ICIOB

Martin has over ten years experience in the construction industry and has been working with ACP for over three years as a specialist in energy conservation and historic building fabric consultancy. He is a qualified stonemason and building surveyor and brings a combination of practical experience and technical expertise to his consultancy role.

Martin advises ACP clients on sustainable building services and the conservation and repair to historic building fabric, providing advice to maximize the economic, social and environmental sustainability of all projects.

Sheena Ryan

Sheena Ryan - Historic Interior Consultant

BA(Hons)Fine Art

Sheena qualified in Fine Art at the Limerick School of Art and Design. She has extensive experience in researching, recording, surveying and specifying works to historic interiors. Sheena also manages ACP’s historic paint research and analysis service. She has over 3 years post qualification experience in this very interesting area and she has a particular interest in the use of modern technologies in recording historic buildings.

Mike Dawson

Mike Dawson - Historic Interior Decoration Consultant

H.Dip Product Design

Mike has recently retired as a lecturer in the Ceramics Department of the Limerick School Of Art & Design after 37 years in education of design through product development.

He brings an expertise to ACP from a background of both lecturing & product development in ceramics and materials. He has undertaken a number of specialist commissions requiring highly expert skills and knowledge to specify the necessary repairs to conserve historic ceilings, decorative tiles, cornices, terracotta and other historic interior and exterior decorative features.

Deirdre Humphreys

Deirdre Humphreys - Interiors and Artefacts Consultant

Nat Dip Design (NCEA)

Deirdre trained as a products design specialist in the Limerick College of Art and now heads up our interiors and artefacts section.

Mike Henley

Mike Henley - Specialist Conservation Surveyor


Mike has over twenty five years of experience in the Construction Industry, in Ireland, the U.K. and Australia. He has worked as both a builders QS and a Professional QS Consultant on the client side. He has experience both in new build and refurbishment/conservation of existing buildings including Listed Buildings, Protected Structures and National Monuments.

John Bradley

John Bradley - Planning Consultant and Project Manager


John has extensive project management and planning experience at senior management level both in Ireland and South Africa. John recently held the post of Mid West Regional Planning Guidance Officer.

Whilst in Clare County Council he was responsible for all aspects of Conservation of the built and natural environments.

Don O'Malley

Don O'Malley - Office Manager and Planning Consultant

Don trained in business administration and has over 10 years experience working in private practice. He has a special interest in managing the planning permission process of projects.

Ted McNamara

Ted McNamara - Historical Research

M.A. (NUI), H Dip Ed.

Ted is a senior consultant whose primary degree is in Irish history. He has over 30 years experience both as a researcher and teacher.

Clair McDonald

Clair McDonald - Historic Landscape Consultant

BSc Landscape Design, BA Heritage Studies, MA Historic House Studies

Clair is a historic landscape consultant with over ten years experience. She has a diverse portfolio having worked as a landscape architect in both the public and private sectors. Clair holds a BSc in Landscape Design, a BA in Heritage Studies and an MA in Historic House Studies. She specialises in historic landscape interpretation, conservation, management and restoration and is currently conducting PhD research focussed on the historic landed estate.

Frank Coyne

Frank Coyne - Aegis Archaeology (Associate)

BA, H. Dip in Ed., MIAI

Frank Coyne, a native of Athenry, County Galway, and a licensed archaeologist, has over twenty years experience in archaeology. Frank formed ÆGIS ARCHAEOLOGY LIMITED in 1998 with Tracy Collins. He is the chairperson of the company and an executive director, overseeing all of the firm’s projects. He has excavated in a number of countries, including England, Wales and in the Middle East. Frank ran the southern field office of the South-West Kerry Archaeological Survey, for a number of years, based in Kenmare, County Kerry.

ACP has worked with Frank Coyne and Tracy Collins of Aegis Archaeology since 2006.

Ruth Minogue

Ruth Minogue - Ecologist (Associate)

BSocSci (Hons), MA (Econ), Dip Sc. (Field Ecology)

Ruth Minogue has been working in the environmental sector since 1999 and in that time has developed a range of technical skills. Ruth’s particular expertise lies in sustainable tourism and recreational studies, strategy development and landscape character assessment. In many projects, stakeholder consultation and the facilitation of workshops and working groups have been important elements and Ruth has gained valuable experience in facilitating group discussions and undertaking extensive public consultation whether through media campaigns or smaller interview sessions. She has worked on a wide range of environmental studies for both public and private sector clients based in Ireland and elsewhere in the EU.