Your Safety Experts

At the forefront of radiation and laser safety in the UK & Ireland
Something About Us

Our Story

With over 35 years of experience in radiation protection, Onephoton are a consultancy based in Northern Ireland, providing professional cost effective radiation protection advice and dangerous goods safety advisory services throughout the UK and Ireland

Our team consists of 3 Directors, Estelle Walker, Dr Roy Mooney and Philip Loan, Office manager Anne Cubitt and 3 Health Physicists/trainee RPAs: Nicole Connor, Suzanne Hoey and Glen McCormick.

Onephoton is unique in having corporate RPA approval for both the UK and Ireland.

Meet Our Team

Ms Estelle Walker CRadP MSRP

Ms Estelle Walker CRadP MSRP

Director

Estelle has 35 years’ experience in radiation protection. Estelle is a certificated Radiation Protection Adviser (RPA), certificated in the UK and with the EPA in Ireland, a Medical Physics Expert (MPE), Dangerous Goods Safety Adviser (DGSA), Radioactive Waste Adviser (RWA) and Laser Protection Adviser (LPA). Estelle has expertise in the following areas: radiation protection in industrial companies (Nucleonic gauges, NDT, NDG), food x-ray screening, pharmaceutical companies, universities and local education authorities, government bodies, security, veterinary practices, dental practices, local education authorities and transport companies.
Mr Philip Loan CRadP CSci MIPEM MSRP

Mr Philip Loan CRadP CSci MIPEM MSRP

Director

Phil has 32 years experience in radiation protection. A certificated Radiation Protection Adviser, DGSA and chartered radiation protection professional, he has radiation protection expertise in medical healthcare, industry, dental, veterinary, universities, dosimetry, monitor calibration, radioassay, radiation protection planning and engineering safety controls. He is also a certificated Laser Protection Adviser (LPA), with 30 years experience in both industrial and medical laser sectors. He is also a HCPC Registered Clinical Scientist.
Dr Roy Mooney CRadP CSci MIPEM MSRP

Dr Roy Mooney CRadP CSci MIPEM MSRP

Director

Roy is a Radiation Protection Adviser (RPA), certificated by RPA2000, with over 30 years’ experience in radiation protection. A Medical Physics Expert (MPE) for 20 years in the UK and an MPE in Ireland. Areas of expertise: radiation protection in medical, industry, dental, veterinary, universities. Roy is also a Radioactive Waste Adviser (RWA) and Dangerous Goods Safety Adviser (DGSA). He is also a HCPC Registered Clinical Scientist, a Health Research Authority MPE Reviewer and RPA2000 Assessor.
Gemma Quinn MSRP

Gemma Quinn MSRP

Associate

Gemma has a background in Environmental Health Sciences and specialises in Dental, Veterinary and Industrial radiation protection (Food factory X-ray, X-ray security, X-ray logistics and sealed sources used in NDG). Gemma is an experienced trainer and provides bespoke radiation protection training courses to the above sectors.
Nicole Connor MSRP

Nicole Connor MSRP

Trainee Radiation Protection Adviser

Nicole has a first class degree and Masters in Physics. With 3 years experience in Onephoton, Nicole specialises in Dental CBCT, Veterinary and Industrial radiation protection (Food factory X-ray, X-ray security, X-ray logistics and sealed sources used in NDG). Nicole is an experienced trainer and provides bespoke radiation protection training courses to the above sectors.
Caroline Felgate CRadP MSRP

Caroline Felgate CRadP MSRP

Associate

Caroline has 35 years experience in radiation protection. A Chartered Radiation Protection Professional (CRadP), she has radiation protection expertise in a range of practices working with Ionising Radiation, including sealed and unsealed material.
Caroline is a Radioactive Waste Adviser (RWA), and has experience with radioactive waste management, environmental monitoring, nuclear material accountancy, security of radioactive material, calibration and use of instruments, clearance monitoring and small-scale decommissioning, and hazard and risk assessment including environmental impact.
Caroline is a certified Dangerous Goods Safety Adviser (DGSA) specialising in the transport of Class 7 Radioactive Material. She is also certified in the transport of both dangerous goods and radioactive material by air.

Glen McCormick

Health Physicist

Glen has a first class degree (MSci) in Physics.
Suzanne Hoey

Suzanne Hoey

Health Physicist

Suzanne has a first class Masters degree in ‘Physics with Medical Applications’. Suzanne specialises in Dental, Veterinary and Industrial radiation protection (Food inspection X-ray, X-ray security, X-ray logistics).
 Anne Cubitt

Anne Cubitt

Office Manager

Anne has extensive experience in office management. Anne is our customers first point of contact with Onephoton, and will help to put you in touch with one of our team.