A public warning has been issued by Martin Lewis, founder of Money Saving Expert (MSE), regarding a sophisticated telephone scam. The scam involves individuals falsely claiming that Mr. Lewis has endorsed their offers, particularly concerning grants for renewable energy projects. The urgency of this advisory stems from the potential for widespread deception and financial harm to the public.

The core of the warning is a directive to "don't trust them", emphasizing the criminal nature of those perpetrating these scams. This advisory aims to equip individuals with the knowledge to identify and avoid falling victim to these fraudulent schemes, especially in a climate where people are often seeking ways to save money or access financial assistance.

The Nature of the Deception
Scammers are reportedly contacting individuals, making dishonest claims that Martin Lewis has recommended their specific offers. These offers are presented as opportunities for grants, notably in relation to renewable energy projects. The tactic appears designed to leverage Mr. Lewis's trusted public persona to gain credibility and entice unsuspecting individuals into engaging with the fraudulent operation.
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The scam is described as sophisticated, suggesting a well-planned and potentially widespread operation.
It specifically targets individuals by falsely associating their offers with Martin Lewis's endorsement.
A key element is the alleged promotion of grants for renewable energy projects, a topic that may be of current public interest.
Steps for the Public
The advice provided is clear and actionable, focusing on immediate disengagement and proper reporting mechanisms.

Disengage: Individuals are advised to "politely disengage" from any such calls. This means ending the conversation without providing personal information or engaging further with the scammer.
Cease Contact: If an individual has already responded to or engaged with a scam, the instruction is to "stop all further contact straight away" and "cease all further communication with the fraudsters immediately."
Report: A multi-pronged reporting system is outlined to ensure that authorities are alerted to these activities.
In England, Wales, and Northern Ireland, individuals should contact Action Fraud.
In Scotland, reports should be made via Advice Direct Scotland or to Police Scotland by calling 101.
Seek Support: For those needing further assistance or guidance, the recommendation is to contact Citizens Advice (England and Wales) or Citizens Advice Scotland.
Public Figures and Social Media Warnings
Martin Lewis has a history of using social media platforms, including X (formerly Twitter), to issue public warnings and disseminate vital financial advice. This particular warning appears to have originated from such a public statement, amplifying its reach.
The MSE founder's advisories are often direct and emphatic, aiming to cut through potential confusion.
The use of social media allows for rapid dissemination of information to a broad audience, which is crucial for combating time-sensitive scams.
Lewis's general advice includes being wary of any offers that:
Rush you to make a decision or money.
Tell you not to tell anyone else about it.
Are not found through legitimate news websites.
Involve celebrity endorsements seen only on social media, which he describes as potentially "fake fake fake."
Evidence of the Scam's Operation
The information points to a deliberate effort by scammers to impersonate or falsely associate with Martin Lewis. The reference to "renewable energy projects" suggests a theme that might be attractive to individuals looking for cost savings or environmental benefits.
False Endorsement: The central allegation is that scammers are falsely claiming Martin Lewis's endorsement for their offers.
Specific Offerings: The focus on grants for renewable energy projects provides a concrete example of the fraudulent enticement.
Sophistication: The description of the scam as "sophisticated" indicates a level of planning and execution aimed at appearing legitimate.
Broader Implications and Past Warnings
This incident highlights the ongoing challenge of impersonation scams, where fraudsters exploit the trust people place in public figures. Martin Lewis has previously issued strong warnings about various scams, including those involving celebrity endorsements and unsolicited financial offers.
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The tactic of using a trusted name to lend false credibility is a common, yet effective, scamming method.
The public's interest in topics like energy costs and renewable energy can make them more vulnerable to related scams.
Money Saving Expert provides extensive resources on its website to help consumers avoid scams and identify fraudulent activity.
What to Do If You've Been Targeted
The advice for those who have already fallen prey to the scam is consistent across the reports:
Stop All Contact: Immediately cease any and all communication with the individuals or entities involved.
Report the Incident: File a report with the appropriate authorities as outlined above (Action Fraud, Advice Direct Scotland, or Police Scotland).
Seek Further Help: Contact Citizens Advice for additional support and guidance.
Conclusion
The current warnings from Martin Lewis serve as a critical alert to the public about a specific telephone scam. The fraudsters' modus operandi involves falsely claiming his endorsement for offers related to renewable energy grants. The emphasis is on immediate disengagement from any such solicitations and thorough reporting to the relevant authorities. This advisory underscores the importance of public vigilance against scams that exploit the trust placed in reputable financial commentators.
Sources Used:
Article 1: Money Saving Expert founder Martin Lewis says 'don't trust them' - Published: 10 hours ago - https://www.express.co.uk/news/uk/2173967/martin-lewis-scam-warning-money-saving-expert-founder-says-don-t-trust-them
Article 2: Martin Lewis 'do not trust' warning as people told 'don't be fooled' - Published: 10 hours ago - https://www.mirror.co.uk/money/martin-lewis-do-not-trust-36761701
Article 3: What you need to know as Martin Lewis warns 'don't trust' - Published: Dec 7, 2025 - https://www.plymouthherald.co.uk/news/uk-world-news/what-you-need-know-martin-10690894
Article 4: Martin Lewis issues 'do not trust them' warning - Published: Nov 14, 2025 - https://www.liverpoolecho.co.uk/news/cost-of-living/martin-lewis-issues-do-not-32872880
Article 5: Martin Lewis says 'don't trust them' as company 'offering grants to customers' - Published: Nov 15, 2025 - https://www.manchestereveningnews.co.uk/news/cost-of-living/martin-lewis-says-dont-trust-32879552
Article 7: Martin Lewis issues furious warning and says 'do not trust them' - Published: Nov 14, 2025 - https://www.mirror.co.uk/features/topic-desking/money/mses-martin-lewis-issues-furious-36245374
Article 8: MSE's Martin Lewis issues furious warning and says 'do not trust them'; The MSE founder issued the message on his social media calling it nonsense. - Published: Nov 14, 2025 - https://www.thefreelibrary.com/MSE%27s+Martin+Lewis+issues+furious+warning+and+says+%27do+not+trust…-a0863663128