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, Roy Mooney and Philip Loan, Office manager, Anne Cubitt and 2 Health Physics Technicians; Gemma Quinn and Nicole Connor.

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 over 30 years’ experience in radiation protection. A chartered radiation protection professional, he has a 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 25 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

Health Physics Team Member

Gemma has an experienced background in Environmental Health Sciences. With 6 years experience at Onephoton, Gemma 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

Nicole Connor

Health Physics Team Member

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 also provides bespoke radiation protection training courses to the above sectors.
 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.