Skip to content
+44 (0) 2890 830 216 [email protected]

Who we are – Environmental Consultants Northern Ireland

O’Sullivan Macfarlane Environmental Consulting are Environmental Consultants based in Northern Ireland, Belfast. Our company specialises in Contaminated Land AssessmentFlood Risk AssessmentDrainage Assessment and Waste Management.

Based in Mallusk, our environmental consultants work across Northern Ireland on a wide range of developments and industrial sites. Our expert team of environmental consultants combine a number of specialisms and over 30 years of industry experience in both local planning and regulatory work. This includes time spent at NIEA (Northern Ireland’s Environmental Regulatory body). This experience gives us a unique ability to navigate the planning system efficiently. Across the UK, ROI and Northern Ireland, environmental consultants from OSM are trusted to produce accurate, science-based results for clients of all scales and requirements.

Our team of professional Environmental Consultants are members of both the Institute of Environmental Science (IES) and the Chartered Institute of Waste Management (CIWM). Membership of professional bodies allows our staff to continually engage with research to stay at the forefront of professional practices. Our Environmental Consultants also work across the UK and Ireland, focussing in particular on Contaminated Land, Flood Risk Assessment, Drainage Assessment and Waste Management. We provide in-house technical expertise in all these areas.

What we do

Since 2016, OSM has taken a director-led approach, with Directors and Senior Environmental Consultants Micheál O’Sullivan (BSc MCIWM) and Frank Macfarlane (BSc MSc MIEnvSc) leading all stages of projects, from field work to final reports.

We use first class, in-house, environmental consulting technologies to ensure accurate results independent of third parties to provide the most time and cost-efficient service to our clients. Click here to see our latest projects.

Our team of experienced, accessible and professional Environmental Consultants Northern Ireland are directly available to clients and remain fully transparent with the progression of work throughout your project.

Our Environmental Consulting Experience

We have over 20 years of combined experience in environmental consulting and continually engage with research and evolving professional practices to ensure our skills at the top of the industry.

Although based in Belfast, OSM’s Environmental Consultants work with a wide range of clients in Northern Ireland, Republic of Ireland and mainland UK. Our client base includes private individuals, developers, planning consultants, architects, contractors, housing associations, local councils and waste operators.

We work to tailor our environmental consulting services to work in close partnership with our clients and develop practical, cost effective and sustainable solutions in all of our services – contact us for more information.

Contaminated Land Assessment NI

OSM environmental consultants Northern Ireland have a vast experience of environmental consulting, including assessing contaminated land across Northern Ireland and are specialists in Contaminated Land Assessment of brownfield sites.

Our industry standard machinery is kept in-house so our team can independently provide every aspect of Contaminated Land Assessment to clients seeking environmental consulting across Northern Ireland, the UK and Republic of Ireland. All site investigations are carried out in line with government guidance ‘LCRM (Land Contamination Risk Management)’. All of our work is carried out in accordance with the highest standard of environmental consulting legislation, local to Northern Ireland, the UK and ROI, according to the project location.

We have extensive experience of Contaminated Land Assessment and our Belfast-based specialists carry out all drilling works in-house to bypass any potential delays caused by relying on third party contractors.

Flood Risk Assessment Northern Ireland & Drainage Assessment Northern Ireland

OSM Environmental Consulting Northern Ireland regularly undertake Flood Risk Assessment in Northern Ireland for a range of hydrological settings. Our wide range of Flood Risk Assessment Northern Ireland services include: