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

Energy suppliers are again offering tariffs aimed at electric vehicle owners. If you're one of the million EV owners in the UK, should you go for one? This guide helps you decide if they're worth it.

4 February 2026

Energy suppliers are installing the next generation of gas and electricity meters, called smart meters, with more than half of British homes now connected to the smart meter network. The Government's ambition is for everyone in England, Scotland and Wales to be offered them at no upfront cost in the next few years. But what exactly are they, should you get them, and what happens if you switch?

4 February 2026

The Energy Price Cap, which controls what most households pay for energy, will fall by 7% on average on 1 July, meaning the vast majority in England, Scotland and Wales will see their bills go down. What YOU PAY depends on your usage, how you pay and where you live. Use the calculator in this guide to estimate how much YOU'LL pay.

3 February 2026

Average annual energy bills will fall by 7% on 1 July for those on standard price-capped tariffs (most households). But should you stay on the Price Cap, or move to a fixed deal? We've help to decide if fixing is right for you, plus analysis of the tariffs we've spotted...

3 February 2026

If you've got solar panels, make sure you have a Smart Export Guarantee (SEG) tariff [SHOULD WE IF YOUVE HAD THE MINSTALLED FROM 2020/AFTER JAN 2020?]. It lets you earn money by exporting excess electricity you generate back to the grid. But not all SEG rates are equal – some energy suppliers offer far better rates than others, so it's key you get the best deal.

3 February 2026

The Energy Price Cap, which controls what most households pay for energy, will fall by 7% on average on 1 July 2025. We've full info below on what the Cap is and how it works.

3 February 2026

While energy costs are down from the horrifying levels we saw during the energy crisis, many are still struggling to pay their bills. Cutting energy use is a one key way to save. We've rounded up a full list of tips to help, including simple changes to your boiler and appliance settings, mixed in with some thrifty crowd-sourced wisdom.

3 February 2026

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If you're in one of the 65% of homes in England, Scotland or Wales on a standard variable tariff, the price you pay is controlled by the Energy Price Cap. Yet the Cap changes every three months, so it's important to know what's likely to happen in future and how it affects your bill.

3 February 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.

2 February 2026

2 February 2026

Water is the forgotten utility – many think they can't save, but we've seen successes from those who have slashed £100s off their bills by fitting water meters and cutting down on how much they use. Plus there's help for those struggling... we round up all the ways to cut costs in this guide.

2 February 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.

2 February 2026

If you live in Northern Ireland, you can save on your electricity bill by switching supplier or changing the way you pay for energy – some could slash £100s/year off their bill.

2 February 2026

Under the Warm Home Discount scheme, you could get £150 off your electricity bill each winter. We've full info below on who qualifies, if you need to apply, and when it's paid.

2 February 2026

Clay model of a house, placed on top of a white radiator

30 January 2026

Row of bathroom sinks focused on one with water coming out of it.

29 January 2026