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

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.

22 October 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.

22 October 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...

21 October 2026

20 October 2026

There's lots of financial help available right now due to the cost of living crisis, as well as ongoing support for those on benefits. There's cash available to increase your home's energy efficiency or help you pay your energy bills – hundreds of millions of pounds of it. The key is knowing where to look.

19 October 2026

Some older Economy 7 and similar multi-rate electricity meters are set to stop working in June 2025, as the 'Radio Teleswitch Service' (RTS) – which allows these meters to function properly – is due to be switched off. We've full info on how to check if you'll be affected, what it means and what you can do...

19 October 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.

15 October 2026

14 October 2026

There is a potentially unbeatable opportunity everyone aged 40 to 73(ish) needs to consider. If you're missing national insurance credits, you can buy back up to six years. This can be prove very lucrative, as some are on course to make over £50,000 in boosts to their State Pension by following this guide.

13 October 2026

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When you book a flight departing the UK, your ticket price will include various fees, such as airport tax. However, this isn't collected by HM Revenue & Customs from the airline until after you actually fly. If you don't fly – even by choice – you shouldn't have to pay the tax. This guide explains how to claim a refund for Air Passenger Duty (APD) if you cancel a non-refundable ticket or miss a flight.

13 October 2026

You don't have to take your state pension when you hit state pension age, currently age 66. If you defer it, you'll get paid a higher amount when you do decide to claim – up to 5.8% a year more in fact. But you'll receive it for a shorter time. Whether it adds up for you will depend on how long you are likely to live and your income, so here's what you need to consider.

6 October 2026

The State Pension was increased by 4.1% in April 2025. Most of us will receive some State Pension from the Government when we retire, but it's a complicated system, so understanding what you're entitled to is important. This guide will explain:

6 October 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.

6 October 2026

If before reaching state pension age, you care (or cared) for a young family member while the child's parents were at work, there's a little-known credit that could boost your state pension by £1,000s. These credits work by filling in gaps you may have in your national insurance record, which is what dictates your state pension amount. This step-by-step guide tells you how to check if you qualify and how to apply if so.

6 October 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.

6 October 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.

5 October 2026