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

Who we are

OSM Environmental Consulting are Environmental Consultants based in Belfast, Northern Ireland, (Mallusk Enterprise Park) specialising in Contaminated Land AssessmentFlood Risk AssessmentDrainage Assessment and Waste Management.

Working primarily in Northern Ireland, our Environmental Consultants combine over 20 years of industry experience and regulatory work at NIEA (Northern Ireland’s Environmental Regulatory body) to navigate the system efficiently by being trusted to produce accurate, science-based results for clients of all scales and requirements.

Our team of professional Environmental Consultants, Hydrogeologists and other specialists are members of the Institute of Environmental Science (IES) and the Chartered Institute of Waste Management (CIWM) and continually engage with research to stay at the forefront of professional practices. Based in Belfast, our Environmental Consultants work nationally and across the UK and Ireland, focussing in particular Contaminated Land, Flood Risk Assessment, Drainage Assessment and Waste Management and provide in-house technical expertise in 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 are directly available to clients and remain fully transparent with the progression of work throughout your project, never tacking on unnecessary hours or costs.

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 in 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 have 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 across Northern Ireland, the UK and Republic of Ireland. All site investigations are carried out in line with government guidance ‘CLR11 (Model procedures for the management of land contamination)’. Indeed, 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 NI & Drainage Assessment NI

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