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ECOFACT ECOFACT | Environmental Consultants | Ecology Experts

Committed to excellence and customer satisfaction, providing tailored solutions for projects to minimise environmental impacts..

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About Us

Ecofact Environmental Consultants Ltd. is Ireland’s leading independent provider of ecology surveys and environmental management services. The company was established in 1999 by Dr. William O’Connor, a senior environmental scientist who had previously worked for the Irish Electricity Supply Board (ESB). ECOFACT offers extensive services relating to terrestrial, marine and freshwater environments. We can manage the environmental aspects of a project from its inception through to construction and ongoing operational environmental management.

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We have significant project management experience in the following areas:

We have expertise in the fields of Environmental Impact Assessment (EIS), Ecological Impact Assessment (EcIA), Article 6 Appropriate Assessment (AA), Environmental Risk Assessment (ERA) and Strategic Environmental Assessment (SEA). We have the qualifications and experience to provide accurate baseline environmental information and impact assessments for projects and developments including road and pipeline infrastructure, waste water treatment, river management, wind energy, hydroelectric schemes, housing developments, aquaculture and quarries. We also provide a wide range of survey and monitoring services in relation to the natural environment.

ECOFACT employs permanent full time senior environmental consultancy staff, field ecologists and temporary seasonal staff. All permanent senior environmental scientists are chartered members of the Institute of Ecology and Environmental Management (IEEM), the Society of Biology (SOB) and the Institute of Fisheries Management (IFM).

ECOFACT is committed to excellence and customer satisfaction, providing tailored solutions for projects to minimise environmental impacts. We aim to exceed our client’s expectations and will ensure that your project meets the highest ecological and environmental management standards.

If you would like to receive a copy of our company profile please email us at

Current News Stories:

  • Bats surveys for wind turbines – new guidance

    Scottish Natural Heritage (SNH) published new guidance in January 2019 for bats surveys at wind farm sites. These new guidelines are entitled “Bats and onshore wind turbines – survey, assessment and mitigation”. The document incorporates findings from the latest research on the impact of wind farms on bats.  It is endorsed by all the statutory […]

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  • Non-volant mammal surveys 2019

    We are one of the leading companies in Ireland providing mammal surveys and assessments. We provide expert advise on both bats and terrestrial non-volant (i.e. non-flying) mammals. We undertake surveys for all terrestrial non-volant mammal species in Ireland, including Badger, Otter, Red Squirrel, Pine Marten, and non-native American Mink, among others. Our staff are fully […]

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  • Filming a documentary on Sea Lampreys

    We were delighted to work recently with BBC Earth on a documentary on Sea Lampreys Petromyzon marinus. The filming took place during early-June 2017 on the old River Shannon at Castleconnell, Co Limerick. This is part of the Lower River Shannon Special Area of Conservation, and Sea Lampreys are a key conservation interest of this […]

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  • Major new book – Wildlife and Wind Farms

    A major new book will be published in May 2017 entitled ‘Wildlife and Wind Farms: Conflicts and Solutions’. Volume 1 of this book includes a chapter prepared by Ecofact Principal Ecologist Dr. William O’Connor. The two-volume set provides a comprehensive overview of the interactions between wind farms and wildlife, each volume dedicated to one of the two […]

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  • Surveying wintering birds in the Irish Midlands

    Our staff are currently undertaking a number of wintering bird surveys in the Irish Midlands. Here we have provided some photos and videos from bird surveys we undertook during December 2015. Our bird surveys are undertaken to inform both the Environmental Impact Statement (EIS) and Natura Impact Statement (NIS) reports being prepared for proposed wind energy […]

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