Clare Casalis

Assistant Editor - Money Products

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

Attitudes and behaviours are changing and many are opting to go greener. In normal times, switching to a green energy tariff is easy, and can also save you money. Yet the recent energy market crisis means that very few 'green' tariffs are available right now. What's more, some of the green energy claims made by suppliers are now under scrutiny. This guide explains what green energy is and why it is a hot topic for debate right now.

20 April 2026

£1 coins lying on top of 'HM Revenue and Customs' headed letters.

14 April 2026

Maternity and paternity leave: your rights and pay

When you're having a baby there's a lot to prepare for – as well as nappy changes and night feeds, you have to get your head around the rights that you and your partner (if you have one) have at work. Whether you or your partner is pregnant, you're using a surrogate or adopting, this guide explains what you're entitled to before having a baby, during leave and beyond.

6 April 2026

Having children is expensive – the first year alone could reportedly cost a family in the UK an average of £6,000. But some parents can get a maternity grant worth at least £500 from the Government, no strings attached, to help with the cost. Plus, you may also qualify for help towards the cost of your food bill.

6 April 2026

1 April 2026

With the cold weather payment, you can get £25 to help with heating bills for each seven-day period of freezing weather during winter. We've full info below on who can get it, how to apply, and how to check if you're due a payment.

1 April 2026

Nearly 200,000 off-grid households across the UK use LPG for cooking, heating and hot water. But buying in an unregulated market can be complicated. Your choice of supplier can be limited, so you need to be savvy about when and how to buy, and be prepared to haggle for the best price. We've got all you need to know to keep you cooking on (liquid) gas...

1 April 2026

Choosing the best energy tariff for you depends on your situation, the type of heating system you have, and personal preference. And while price is always a major deciding factor, there are other things to consider.

1 April 2026

Utility Warehouse has two fixed energy deals that are up to 14% less than the April Price Cap on average. This may be a good deal for some, but it's not as simple as just switching your energy, as you have to take other products too.

1 April 2026

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The Winter Fuel Payment used to provide all pension-age households with up to £300 to help pay energy bills each winter. Yet the Government made sweeping changes last winter. We've full info below on who qualifies, how to apply (if you need to), and when you can actually expect the cash to be paid.

31 March 2026

13 March 2026

Traditionally, switching your energy deal was the best way to cut bills, but with the recent energy crisis, savings aren't anywhere near what they used to be. Yet deals are returning, and for some, it could now be worth considering switching.

10 March 2026

9 March 2026

The Government is aiming for 80% of homes in England, Scotland and Wales to have a smart meter by the end of 2025. It's not compulsory to opt in to have one, but there are a few situations where you won't have a choice and your supplier will need to install smart meters. We've got the full info below, including what you can do if you don't want one.

5 March 2026

Mobile phone showing 'Your energy account' on the screen on top of a pile of £50 notes, with an in-home device behind.

3 March 2026

26 February 2026