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Clare Casalis

Clare Casalis

Senior Energy & Utilities Analyst

Clare joined MSE in September 2021 after a career as a chartered accountant. She started out as a writer on MSE's Money team, exploring everything from student loans to pensions, before moving across to the Energy and Utilities team in November 2022.

As Senior Energy and Utilities Analyst, Clare is responsible for the quarterly Price Cap updates to our guides, and the daily updates to our popular Should I fix my energy? guide, which explains if it's worth fixing your energy tariff, as well showing the current energy deals available. Clare also helps out on the Cheap Energy Club.

Clare has written several new guides, including Heat pumps explained, Is solar battery storage worth it?, How to switch your energy and, most recently, Winter Fuel Payments.

Outside of work, Clare's passionate about travel and embarks on global adventures with her family as often as she can (on a budget of course!). She also loves running and yoga to keep a healthy body and mind.

Latest from Clare Casalis

Shell Energy broadband and home phone customers are to be automatically transferred to TalkTalk in the coming months.
If you're a Shell Energy broadband and home phone customer, you'll soon be automatically transferred to TalkTalk – but your service should continue as before and you should keep paying your bills as normal.
14 May 2024
Cheap energy deals for switchers could be back soon after Ofgem ends ban – Martin Lewis says it's 'better late than never'.
Rules that prevent energy firms from offering cheaper deals to new customers could be scrapped by October, paving the way for you to cut your bills by switching supplier. MoneySavingExpert.com founder Martin Lewis said the move is a much-needed fix for the broken energy market, though while "better late than never", he cautioned that the change is still too far off.
13 May 2024
Martin Lewis: Energy Price Cap to FALL 12% on 1 April AND prepay becomes the cheapest way to pay – the five big things you need to know.
The price households pay for gas and electricity will fall by 12% on average from 1 April as energy regulator Ofgem has announced the latest Energy Price Cap rates. Yet despite this, energy bills remain much higher than before the energy crisis hit. We've full info below.
26 March 2024
Mobile in pocket with British Gas on the screen
British Gas is extending its offer of half-price electricity on Sundays for some smart meter customers until April 2024. It's part of the energy firm's 'PeakSave' scheme and is a no-brainer for those who can get it. But you should still keep an eye out for cheaper fixed deals, as they could save you more in the long-term.
28 February 2024
New energy deal – 3% off energy bills available for almost anyone for a year.
E.on Next has opened its 'Pledge' variable tariff to new, as well as existing, direct debit customers. It promises a 3% discount (about £50 a year on typical use) on the Price Cap for a year. We've full info below. 
23 January 2024
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Energy regulator Ofgem has announced the new Energy Price Cap, with prices set to rise by 5% on average from January next year. It means energy prices remain shockingly high, and most households will continue to pay more than last winter. We've full info below.
27 November 2023
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If you're a Shell Energy broadband and home phone customer, you should urgently check you're not overpaying, as the provider has been fined £1.4 million by the regulator for failing to notify around 65,000 customers that their contracts were ending. The firm has also refunded more than 6,000 customers who were overcharged after being quoted the wrong price in their end-of-contract notifications.
23 November 2023
British Gas to give up to £250 in free credit to some struggling prepayment customers – here's what we know.
British Gas will give thousands of eligible prepayment meter customers up to £250 in free credit to help with continued high energy costs this winter. If you're a British Gas prepayment customer, look out for a letter from the firm offering you help.
14 November 2023
One week left: Disney+ prices to rise in major shake-up – but you could save up to £52 a year if you act NOW
Disney+ will soon raise the price of its existing plan by up to £36 a year. From Wednesday 1 November, the subscription service will also launch two cheaper plans – but they'll have fewer perks and you'll have to watch adverts on one of them. Here's what's changing, plus a trick to beat the hikes and save up to £52 a year.
23 October 2023
Woman touching a radiator
EDF Energy will cut bills by £30 for some 260,000 of its customers who get the Government's Warm Home Discount this winter. But with a typical home paying £2,000 a year for energy, the one-off £30 discount is 'not a game-changer', says MoneySavingExpert.com (MSE) founder Martin Lewis.
28 September 2023
Octopus Tracker tariff to reopen.
Most households are on standard energy tariffs right now, with prices controlled by the Energy Price Cap, but deals are starting to return – including Octopus Energy's 'Tracker' tariff, which has relaunched and could be worth switching to. It's not right for everyone, but if you're willing to regularly keep track of daily price changes, it could mean big savings. We've full info below.
25 September 2023
Is Octopus Agile worth switching to?
Agile Octopus is a variable tariff where the rates you pay for energy can change half hourly, based on wholesale prices. It's been cheaper than the Price Cap recently – and it even paid customers up to £22 to use electricity in July. It's not right for everyone, but if you use the tariff the right way, it could mean big savings. We've full info below.
25 September 2023
E.on Next's Pledge tariff costs £50 less than the Energy Price Cap.
Many E.on Next customers could make an easy saving on their energy bills over the next year by switching to the firm's 'Pledge' tariff, according to MoneySavingExpert.com founder Martin Lewis, who shared the tip in a new video briefing today (Thursday 21 September).
24 September 2023
New supplier Fuse Energy launches electricity deal that undercuts the Price Cap.
Brand new app-only supplier Fuse Energy – the first new supplier to enter the market since the start of the energy crisis – has launched an electricity-only tariff that undercuts the Price Cap. Crucially, the Fuse deal has lower standing charges, making it especially attractive for lower users – but there are some potential drawbacks to consider before you switch.
11 September 2023
Government announces £1 billion investment in energy efficient home improvements
Over 400,000 more households could get access to energy efficiency improvements, such as loft or wall insulation, after the Government announced plans to expand the existing Energy Company Obligation (ECO) scheme. We've full info on who's eligible, what's available and how to get it.
7 September 2023
Energy Price Cap update.
Energy regulator Ofgem has this morning announced the new Energy Price Cap and, as expected, it's set to drop significantly. From Saturday 1 July, it'll fall to £2,074 a year for a typical household, 17% lower than the current Energy Price Guarantee (EPG) level. This means the EPG will fall away and almost everyone's bills will once again be controlled by the Price Cap.
24 August 2023