Insights

Consumer Protection Advocacy Which? is a leading non-profit organization in the UK focused on consumer advocacy and protection. This emphasis on consumer rights and fair treatment presents a partnership opportunity for businesses aligning with these values.

Expert Product Reviews With expert product reviews covering a wide range of categories, Which? provides valuable insights for consumers making purchasing decisions. Partnering with Which? to showcase products that align with their rigorous testing standards can leverage their credibility in the market.

Technology Integration Which? leverages a tech stack that includes technologies like GraphQL and Kotlin for their operations. Companies offering complementary tech solutions or services can explore collaboration opportunities to enhance Which?'s technological capabilities.

Legal Actions Against Competitors As demonstrated by their lawsuit against Qualcomm, Which? is not afraid to take legal action to protect consumer interests. Legal firms specializing in competition law or intellectual property rights could find potential sales opportunities in providing support to Which? in similar cases.

Recognition and Awards With multiple recognitions in various domains like banking, security products, and music, Which?'s brand reputation is strong. Companies partnering with or receiving recognition from Which? can leverage this association to enhance their own credibility and reach a wider consumer base.

Which? Tech Stack

Which? uses 8 technology products and services including cdnjs, Google Hosted Libraries, Sprinklr, and more. Explore Which?'s tech stack below.

  • cdnjs
    Content Delivery Network
  • Google Hosted Libraries
    Content Delivery Network
  • Sprinklr
    Customer Experience Management
  • GraphQL
    Programming Languages
  • Kotlin
    Programming Languages
  • Linux
    Programming Languages
  • Zuora
    Recurring Billing
  • Express
    Web Frameworks

Media & News

Which?'s Email Address Formats

Which? uses at least 1 format(s):
Which? Email FormatsExamplePercentage
First.Last@which.co.ukJohn.Doe@which.co.uk
69%
FLast@which.co.ukJDoe@which.co.uk
25%
First@which.co.ukJohn@which.co.uk
4%
FirstLast@which.co.ukJohnDoe@which.co.uk
2%

Frequently Asked Questions

Where is Which?'s headquarters located?

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Which?'s main headquarters is located at 2 Marylebone Road London, Greater London NW1 4DF GB. The company has employees across 5 continents, including EuropeAsiaNorth America.

What is Which?'s phone number?

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You can contact Which?'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Which?'s official website and social media links?

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Which?'s official website is which.co.uk and has social profiles on LinkedIn.

How much revenue does Which? generate?

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As of June 2025, Which?'s annual revenue reached $750M.

How many employees does Which? have currently?

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As of June 2025, Which? has approximately 924 employees across 5 continents, including EuropeAsiaNorth America. Key team members include Chief Executive Officer: E. B.Chief Executive Officer: P. V.Chief Product & Technology Officer: S. P.. Explore Which?'s employee directory with LeadIQ.

What industry does Which? belong to?

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Which? operates in the Non-profit Organizations industry.

What technology does Which? use?

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Which?'s tech stack includes cdnjsGoogle Hosted LibrariesSprinklrGraphQLKotlinLinuxZuoraExpress.

What is Which?'s email format?

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Which?'s email format typically follows the pattern of . Find more Which? email formats with LeadIQ.

When was Which? founded?

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Which? was founded in 1957.
Which?

Which?

Non-profit OrganizationsGreater London, United Kingdom501-1000 Employees

Which? is the UK’s consumer champion. As an organisation we’re not for profit and all for protecting consumers – a powerful force for good, here to make life simpler, fairer and safer for everyone. 
 
We stand up for what’s right for consumers, their experiences drive us to make things better. Our research gets to the heart of the consumer issues that matter, and our expert advice is completely impartial. Same goes for our product reviews – our rigorous tests and expert recommendations help consumers to make better decisions. 
 
We investigate and make change happen -  from tackling online scams to campaigning for safer products, we’re the independent consumer voice that influences politicians and lawmakers and holds businesses to account. We are not influenced by third parties - we never take advertising or accept freebies from manufacturers. 
 
Everything we do is about championing consumers. We’ll always be on their side, fighting their corner and working to make them more powerful.

You’ll find our latest  job opportunities at  https://jobs.which.co.uk/jobs/.

Section iconCompany Overview

Headquarters
2 Marylebone Road London, Greater London NW1 4DF GB
Phone number
Founded
1957
Employees
501-1000

Section iconFunding & Financials

  • $100M$1B

    Which?'s revenue is in the range of $100M$1B

Section iconFunding & Financials

  • $100M$1B

    Which?'s revenue is in the range of $100M$1B

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