Sustain Ltd


Sustain Ltd - Northern Ireland
55 Clarehill Road, Moira
Craigavon, BT67 0PD

Sustain Ltd - England
55 Village Road, Alverstoke
Hampshire, PO12 2LD

How To Contact Us
Tel : 07830 144135

About Us

The Team at Sustain Ltd

Sustain Ltd

The Team

Sustain Ltd personnel have decades of combined experience in their specialist fields within Environmental Management, Health and Safety.

Having worked professionally in the areas in which we offer consultancy and training, we pride ourselves in understanding the needs of the client in relation to a cost effective and practical service.

Staff CVs are available upon request. Feel free to contact us for further details.


what we offer

  • Environmental Management Consultancy
  • PPC/Environmental Permitting
  • Contaminated Land Investigation
  • First Aid at Work Training
  • First Aid Event Cover
  • Waste Sampling, Testing & Classification
  • Waste Brokering
  • Habitat Surveying
  • Bird & Mammal Ecology
  • Environmental Clerk of Works
  • WAMITAB CoTC Cover
  • Health & Safety Consultancy
  • COSHH & Hazardous Substances Specialism
  • NEBOSH Environmental, Health & Safety Training
  • Waste & Environmental Expert Witness
  • Post-Conviction Support & Regulator Liaison

Darwin Duggan BSc (Hons) MSc MCIWM TechIOSH - Director

Having worked in the waste industry, and associated construction and demolition sectors for over 15 years in operational and environmental management, Darwin brings a wealth of experience to the waste and environmental management work of Sustain Ltd in both consultancy and training.

He is the lead tutor on the NEBOSH Environmental Management courses at both Certificate and Diploma level and acts as Environmental Advisor to a range of private sector clients throughout the UK and Ireland.

He provides consultancy services, from statutory applications under Environmental and Planning Law to working in conjunction with the legal profession in enforcement cases, and expert witness and reporting at Magistrate and Crown Court level.

In addition, Darwin teaches on the NEBOSH National Diploma in Health & Safety and the NEBOSH National and International General Certificates in Health & Safety.

Darwin is also a First Aid Trainer and our Health & Safety Consultant, providing H&S support to a range of our SME clients in the context of both legislative compliance and development and maintenance of Integrated Management Systems.

He is a member of the following Professional Bodies;

  • UK Environmental Law Association
  • Environment & Planning Law Association of Northern Ireland
  • Chartered Institution of Wastes Management (CIWM)
  • Institute of Occupational Safety and Health (IOSH)
  • Association of First Aiders (AofA)

M: 07830 144135

Nick Veale BSc (Hons) MSc MIEEM - Principal Ecologist

Our resident Ecologist, Nick has worked for some of the largest Environmental Consultancies in the UK. A lifelong Ornithologist, and Member of the Institute of Ecology and Environmental Management, he has worked on projects throughout the UK and Ireland for the past 15 years.

Nick specialises in Bird Surveys, Collision Assessment and Modelling, Terrestrial Mammal Ecology and Plant Ecology. He has completed field surveys in 30 windfarm developments in Scotland and Ireland and was Project Ornithologist on the A5 Western Transport Corridor, Northern Ireland\’s largest road scheme. His expertise also includes Environmental Impact Assessment (EIA) for land development.

In addition to his Ecology skills, Nick is an experienced Environmental Clerk of Works, responsible for onsite Environmental Management on a range projects which have included Europe\’s largest windfarm development The Clyde Central.


Mavis Duggan Dip HE (Nursing) Dip HE (Counselling) MBACP UKRCP - Lead First Aid Instructor

With a strong background in the health sector Mavis is our lead First Aid Trainer, responsible for First Aid at Work and Paediatric First Aid training in Northern Ireland.

In addition, she is the resident Manual Handling Instructor at Sustain Ltd training clients in techniques for moving and handling of both people for staff in the healthcare sector and objects in a commercial or industrial setting. She also delivers infection control training for clients.

A former staff nurse, and practising BACP accredited Counsellor, Mavis applies decades of practical experience in her training.

M: 07752 940888

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