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For people, place, prosperity and planet, we deliver impact with measurement science

125 years of Accelerating
impact
through science

The National Physical Laboratory celebrates 125 years,
supporting business growth, innovation and impact.


Join our 125 years celebration

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We enable innovation in new technologies

For over a century, our world-leading measurement science has helped save lives, protect the environment and enabled people to feel safe and secure, improving economic prosperity, increasing skilled employment and enhance quality of life. Our science and engineering makes a difference to some of the biggest national and international challenges.

Our work provides confidence in data and enables innovation, international trade and new technologies to flourish.

As the UK's National Metrology Institute, the NPL maintains the national primary measurement standards and ensures a resilient metrology capability for UK enterprise. We are always impartial and independent; consumers, investors, policymakers and entrepreneurs can rely and trust in the work we do.

World-leading scientists and engineers 

We are home to over 1000 scientists and engineers employed across many disciplines, from physicists to biochemists and mathematicians to materials scientists. We push the boundaries of what is possible. We represent the UK on many international networks and committees including at the highest levels of measurement science.

More about us

Our major programmes

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Products and services from NPL

Confidence for you and your customers through the highest level of quality and precision. Whatever your industry, from start-up, scale-up or corporate, we can help you transform your business.

A-Z of our services

Calibration and testing services

NPL makes accessing calibration services as easy as possible for customers. Our dedicated team of Customer Service Specialists ensure the best response and turnaround times available from an NMI.

Search calibration services

 

Specialist training for your organisation

Your hub for building knowledge and skills in measurement from the UK’s National Metrology Institute. Browse our available courses, including more than 20 free courses

Browse courses

 


Upcoming events

How long is a
piece of string
LIVE: History
and science

4 Sep

18.30 – 20.30

Lecture

View Event

Bushy House
Garden Party

13 Sep

11:00 - 16:00 BST

Public Event

View Event

A quantum journey in transport and finance

8 Oct

09:00 - 13:00 (UTC+1)

Workshop

View Event

NPL IOP Joint Symposium on Quantum Technologies 2025

14 Oct - 15 Oct

9.00 - 17.00

Symposium

View Event

UAV Radiation Monitoring Workshop/Training Course

20 Oct - 22 Oct

9:00

Workshop

View Event

Quantum
Metrology

3 Nov

10.00 - 21.30 UTC

Conference

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Inspiring the
next generation

This year we will be taking NPL on tour across the UK to
meeting thousands of people to share our enthusiasm for measurement, science, technology engineering and maths.

Our scientists and engineers give talks at schools, colleges,
universities and industry focused events.


Get involved

Latest news and insights


Visit the newsroom

Read more news

How we deliver impact

Read the latest impact stories








UK Telecoms Lab drives the
security and resilience
of future telecoms

Expert guidance to industry and an independent
state-of-the-art facility in the West Midlands
for introducing and testing new technology.



UK Telecom Lab

Making a difference in your industry

Whatever the size of your organisation or industry, we use our cutting edge, multi-science capability to help you to exploit the latest science and technology developments to continuously innovate and gain a competitive edge. 

Accurate and compliant

Energy and

We help the UK get more value from networks, renewables, and low-carbon technologies.

Accurate and compliant

Environment

We monitor the environment and support new technology to reduce pollution.

Accurate and compliant

Healthcare

We work with researchers, industry, and regulators to tackle key health challenges.

Accurate and compliant

Technology

We help IT and telecoms adopt emerging technologies for social and economic good.

Accurate and compliant

Advanced Manufacturing

We help manufacturers harness digitally-enabled supply chains and new materials.

Accurate and compliant

Defence and Security

We work with government and industry to develop performance measurement solutions.

Accurate and compliant

Industrial Metrology

We ensure precision in measurement to drive innovation and maintain standards.

Accurate and compliant

Read case studies

Discover how we help industry, research organisations and government to make an impact.

View all our industries

 

Sign up to our newsletter 'Impact in Action'

Our newsletter brings you a snapshot of our organisation and how we are having an impact on science, technology and engineering. From informing government to leading the scientific debate, we are proud to be working with companies and research establishments from the UK and overseas. Be the first to discover how NPL is tackling societies' challenges.

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We are here to help

Our research and measurement solutions support innovation and product development. We work with companies to deliver business advantage and commercial success.

Contact our Customer Services team on +44 20 8943 7070


Contact us