About us

The Team
Investor Information
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About Us

Meet the team behind Micrima, including its investors, and obtain information about the company such as regulatory and contact information.



Micrima was founded in 2006 to develop and commercialise microwave radar breast imaging technology initially pioneered at the University of Bristol in the UK. The company's MARIA system received European regulatory approval in 2015 and is currently deployed in clinical trials based at several breast cancer imaging centres throughout the UK.

The Team

Roy Johnson - Executive Chairman & Founder

Mr Johnson has over 30 years’ experience in the medical device and diagnostics sector, operating at board level in both the UK and the USA.

He is particularly conversant with bringing complex technology to market, developing worldwide distribution networks, and negotiating and managing strategic relationships with some of the industry’s leading players.

Following a career in large USA corporates, he has founded 4 medical technology companies and has advised government in the Life Sciences Sector.

Dr Peter Bannister - Chief Technology Officer

Dr Bannister received his doctorate in Medical Image Analysis from the University of Oxford where he was one of the original developers of the FMRIB Software Library (FSL) which remains the gold standard for neurological image analysis.

He has held several senior management positions in medical device companies with responsibility for product development, R&D and international supply chain spanning technologies such as 3D medical imaging and laparoscopic surgery.

Peter is a Chartered Engineer, Chairman of the IET’s Healthcare Technologies Network and both advises and represents the Institution on matters related to Healthcare Technology and Biomedical Engineering.

Professor Alan Preece - Non Executive Director, Consultant & Founder

Currently Emeritus Professor in the Department of Medical Physics at the University of Bristol and honorary Consultant Clinical Scientist with the United Bristol Healthcare Trust (UBHT).

Previously Head of Biophysics Unit, Department of Medical Physics and Professor of Medical Physics, University of Bristol.

Alan is a board member of the Bioelectromagnetics Society (USA) and the European Bioelectromagnetics Society, a Fellow of the Institute of Physics and Engineering in Medicine.

He has delivered numerous invited lectures worldwide and has received numerous prizes for his work.

Professor Ian Craddock - Consultant & Founder

Currently Professor, University of Bristol, and scientific project leader, heading the University’s radar imaging group.

He has published almost 100 papers on topics including Electromagnetics, Antennas and Imaging. He was personally awarded the 2005 IEE J. A. Lodge prize for outstanding work in Medical Electronics. He regularly delivers invited papers at the leading European, Asian and North American conferences in his subject area.

He chairs and convenes sessions on Radar and Imaging at international conferences, is a Member of Advisory Panel to an IET Personal Network on Antennas & Propagation and a Member of the Editorial Board for IET Proceedings on Microwaves, Antennas and Propagation.

Investor Information


Medical Device Directive EC Certificate
ISO13485 Quality Management System Certificate


Find Us

Micrima Limited
One Glass Wharf
Temple Quay
+44 (0)1172 510032  info@micrima.com
Micrima Limited is a company registered in England and Wales (Company No. 05616345).
Registered Office: One Glass Wharf, Temple Quay, Bristol, BS2 0EL UK

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