For over 20 years, KSR has provided the objective, transparent and scientifically robust evidence required to support healthcare decisions across more than 700 projects. We combine deep methodological expertise with the agility, flexibility and responsiveness of an independent consultancy.

Positioned uniquely at the intersection of academia, industry and policy, KSR helps clients develop evidence strategies that are scientifically sound, highly relevant, and trusted by global decision-makers.

KSR works alongside pharmaceutical, biotech and medtech companies, academic partners, charities and healthcare organisations to design tailored evidence solutions. We are a Centre of Excellence for Technology Assessment Reviews for the National Institute for Health Research (NIHR).


Independent evidence.
Trusted decisions.

Kleijnen Systematic Reviews KSR Ltd Independent research company producing systematic reviews, analyses and health technology assessments.

Career opportunities

We are always actively looking for new talent to join our team. Find out more about what opportunities we have available, and how you can contribute to our independent research to support healthcare decision-making.

All positions are based in our offices in Escrick, near York, where we offer full- and part-time opportunities with hybrid and flexible working arrangements.

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Delaying the onset of type 1 diabetes

Delaying the onset of type 1 diabetes

Digital technologies for osteoarthritis

Digital technologies for osteoarthritis

KSR welcomes new Co-Director

KSR welcomes new Co-Director

KSR is delighted to welcome Abdullah Pandor as Co-Director, ... read more

2025 in review, and come on 2026!

2025 in review, and come on 2026!

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Kleijnen Systematic Reviews (KSR) Ltd is an independent research company that produces and disseminates systematic reviews, systematic literature reviews, cost-effectiveness analyses and health technology assessments of research evidence in healthcare. KSR Kleijnen Systematic Reviews Ltd works for a variety of commissioners, including the National Institute for Health and Care Excellence (NICE), similar institutes in Europe, and for pharmaceutical companies. Systematic literature reviews.

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Kleijnen Systematic Reviews (KSR) Ltd is an independent research company that produces and disseminates systematic reviews, systematic literature reviews, cost-effectiveness analyses and health technology assessments of research evidence in healthcare.

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Kleijnen Systematic Reviews (KSR) Ltd is an independent research company that produces and disseminates systematic reviews, systematic literature reviews, cost-effectiveness analyses and health technology assessments of research evidence in healthcare.