About Us

Over 18 Years of Excellence in Diagnostic Imaging

At Diagnostic World, we have dedicated over 18 years to providing high-quality diagnostic imaging services across the UK. Specialising in ultrasound imaging, we support NHS hospitals and community care settings with bespoke service packages tailored to their unique needs.

As a fully accredited provider under the NHS Clinical Services Framework, we are committed to delivering excellence with a focus on quality, innovation, and compassion.
CONTACT US
Diverse group of healthcare professionals in discussion during a clinical team meeting, highlighting collaboration and workforce planning in healthcare.

Jon Leonard

CEO, Diagnostic World
“ Our goal is clear: to become the UK’s leading diagnostic imaging provider. We’re building scalable, integrated systems that help us partner more closely with ICBs, Trusts, and CDCs—enabling us to reduce patient wait times, improve accessibility, and elevate patient care. Guided by a commitment to quality, innovation, and compassion, we’re striving every day to transform the way people experience healthcare. ”
  • Over 18 Years Supporting the NHS
  • NHS Clinical Services Framework Accredited
  • Providing Services to ICBs Nationwide
  • CQC Inspected and Rated ‘Good’
  • Rapid, Flexible Clinical Service Solutions
  • Harnessing Technology to Improve Patient Care

Meet Our Team

JON LEONARD
Chief Executive Officer
Professional Profile
Jon has 25 years proven track record in PE backed business set up, growth and exit in the NHS Diagnostic Services sector with a focus in community service provision. He brings strong entrepreneurial skills to business growth and patient focus alongside an inclusive, responsible and can-do attitude to the teams he leads. He has previously held senior positions with the GE, Medica Group, TAC Healthcare with a focus on business growth through partnership and acquisitions. Jon leads on the strategic and behavioural development of the organisation, ensuring that services align with NHS reforms and patient need.   
MICHAEL BARTLETT
Chief Operations Officer
Professional Profile
Michael has over eight years of experience in the healthcare industry, specialising in Finance, HR, and Quality Assurance for diagnostic healthcare providers. He previously served as Financial Controller at TAC Healthcare Group, providing support to several subsidiaries, including TAC Healthcare, Private GP Services, and Diagnostic World. Holding an Advanced Diploma in Accounting and Business from ACCA, Michael brings expertise in financial management, business strategy, healthcare operations, and compliance. He played a key role in supporting Diagnostic World through a management buyout (MBO) in 2024. Michael has been instrumental in mobilising new services and optimising service models to enhance clinical efficiency and sustainability. He focuses on innovation, operational effectiveness, and strengthening private NHS partnerships to drive improvements across the sector.
Sean Farnell
Chief Financial Officer
Professional Profile
Sean is ACA qualified with 25 years of experience in the Healthcare, IT and Customer Communications markets. Previously held CFO and FD roles at TAC Healthcare Group, EMIS Group PLC and Communisis PLC. Experienced at M&A activities with over £100m of corporate deals completed including three major sales and seven acquisitions. Raised over £70m of Equity and debt capital in public and private markets. Commercially experienced with a focus on business growth and working capital management.
SUE JONES
Associate Director
Professional Profile
Sue has a wealth of management experience within the Health Care Industry having worked for over 45 years in the sector. Originally training as a nurse, she has progressed through a number of senior roles including Clinical Education Manager, Product Manager, International Sales Director, International Marketing Manager, Operations and Commercial Director. She is now responsible for the major projects across the Diagnostic World business, ensuring an on time, and in budget delivery, whilst supporting the Executive Team across all areas of the business. Sue is passionate about patient care, operational excellence and staff development.
MATTHEW BALERDI
Cardiology Consultant
Professional Profile
Dr Balerdi has a focus on 'making it better'. He has employed this philosophy in dealing with patients and colleagues across his many roles, locally, regionally, and nationally. The cornerstone is excellent communication and coming to an understanding of how patients see their problems and condition. Each patient’s treatment and testing plans will be clear and focused on making it better, and even if patients don't get there on the first step, they have a good understanding of the path to get there. Dr Balerdi specialises  in all aspects of cardiac ultrasound, from routine scans of the chest to stress echocardiography and complex congenital, inherited, and valve pathologies, he also performs cardiac and coronary CT scans and supports the general cardiology service across the region. Dr Balerdi is experienced in all aspects of general cardiology and has  a keen interest in heart disease in pregnancy.

Diseases, Medical Tests, and Treatments

- Cardiac CT/ CT coronary angiogram
- Transthoracic Echo
- Bubble Echo
- Contrast Echo
- Complex/Stress echo
- Myocardial perfusion scan
- ECG
- Exercise testing (with and without echo)
- Ambulatory monitoring
- Cardiac Imaging (Echo, Nuclear, CT)
- Adult Congenital Heart Disease
- Heart Disease in Pregnancy
- Inherited Cardiomyopathies and Aortopathies
- Heart Valve Disease
Director of Clinical Training Academy
Professional Profile
Simon qualified as a radiographer in 1992 and a sonographer in 1995. He continues to practice as a sonographer and possesses extensive clinical experience in general medical, vascular, and point-of-care ultrasound. Since 2005, he has served as the course lead for medical ultrasound at Teesside University in Middlesbrough, UK, where he is an associate professor. He delivers a comprehensive range of ultrasound education and dedicated point-of-care ultrasound courses.
Simon has presented extensively in the UK and internationally and has publications across a range of subjects, including medical ultrasound, ultrasound education, advanced practice, and point-of-care ultrasound.
Simon was past chair of the Consortium for the Accreditation of Sonographic Education (CASE) and currently serves as a committee member and lead accreditor. He has a wealth of knowledge in the design, delivery, and accreditation of ultrasound education.
BETHANY ROBYN
Head of Operations
Professional Profile
As Head of Operations, Beth is responsible for ensuring that our Diagnostic Clinics run smoothly on a  day to day basis, ensuring the best quality of service to our patients, and ensures that our clinics are well lead. She holds qualifications in Management and Leadership and as a Charted Manager  is a member of the Chartered Manager Institute with over 10 years’ experience as an Operations and Logistics Manager and 13 years’ experience within management. ​Beth is passionate about patient care and development within the team and has been integral in the development of our Training Academy,  encouraging streamlined training, integration and collaboration between all areas of the business. ​Outside of work, Beth is an avid reader and fiction author.
KAZUM NAJATI
IT Systems Manager
Professional Profile
Kazum is an accomplished IT Systems Manager specialising in the support and integration of clinical applications and hardware. He expertly manages workflows between these systems using HL7 messaging standards, enhancing interoperability and communication across healthcare technologies to improve data accuracy, patient safety, and operational efficiency. Previously, Kazum served as a Technical Lead at Boots Opticians, where he led key projects aimed at streamlining optical services and advancing patient care delivery. He worked collaboratively with cross-functional teams to design and implement technology solutions that align with clinical workflows while ensuring compliance with healthcare standards and seamless integration. Kazum is recognised for his dedication to leveraging technology to address complex healthcare challenges, consistently advocating for innovative solutions that prioritise both patient outcomes and operational excellence.
EDWARD WILLIAMSON
Head of Growth & Partnerships
Professional Profile
As Head of Growth and Partnerships at Diagnostic World, I lead commercial strategy across NHS, GP, and private diagnostic markets, focusing on building high-impact partnerships that expand access to essential services while delivering measurable value to the NHS. With a background in regulated healthcare and NHS procurement, I specialise in scaling diagnostic pathways, driving strategic growth in complex environments, and aligning commercial innovation with NHS priorities. Working across insourcing, outsourcing, and SaaS delivery, I collaborate with GP organisations, private providers, and NHS Trusts to create scalable, patient-first solutions. I’m open to conversations with healthcare leaders who believe commercial growth and NHS impact can go hand-in-hand.
Service Support Manager
Professional Profile
Carlo is a seasoned professional with over 13 years of managerial experience across healthcare, utilities, and other sectors, including more than three years specifically in the medical software industry. He has held senior roles such as Service Delivery Manager and Head of Projects & Continuous Improvement, where he led strategic initiatives that enhanced performance, streamlined operations, and delivered measurable improvements across both healthcare and utility services. Carlo is known for his strategic mindset, strong leadership, and ability to drive results through clear communication and cross-functional collaboration. With a solid grasp of both technical systems and operational workflows, particularly in healthcare environments, he excels in navigating complex challenges and delivering solutions that align with organisational goals. Outside of work, Carlo is passionate about sports, history, and science—interests he explores through active participation and continual learning via books and podcasts.

Contact us

We’re here to help you find the most effective diagnostic solutions for your patients and your organisation. Simply fill out the form selecting whether you’re a Hospital Trust, Referrer, or Commissioner - and we’ll connect you with our dedicated team to discuss your specific requirements.
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Quality Assurance

Our Commitment to Excellence

Diagnostic World is proud to be working towards the Quality Standard for Imaging (QSI) — a key mark of excellence from The Royal College of Radiologists and The College of Radiographers.

We are also rated “Good” by the Care Quality Commission (CQC) for Diagnostic Imaging and certified to the ISO 9001 quality management standard, reflecting our commitment to safe, effective, and consistent care.

In addition, we are GDPR-compliant and hold Cyber Essentials Plus certification, ensuring data security and patient confidentiality.
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