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

Grants of up to £30,000 are on offer from local authorities to make your home warmer and more energy efficient. The grant can be used to help pay for upgrades including insulation, solar panels, and heat pumps.

9 December 2025

As part of the drive to reduce carbon emissions, the Government is offering grants of £7,500 to households in England and Wales to help towards the cost of installing a heat pump. Here's what you need to know about the Boiler Upgrade Scheme.

9 December 2025

There are freebies on offer from energy providers and local authorities to make your home warmer and more energy efficient. The most common are loft and cavity wall insulation, but there are plenty of other improvements up for grabs. So if you're on benefits and/or live in a home with a low energy performance rating, you might be eligible for free insulation. Here's how to find out...

9 December 2025

8 December 2025

Image shows a piggybank, a calculator and a light bulb

26 November 2025

A copy of the Autumn Budget 2025, in front of the Red Budget Box, a symbolic briefcase used by the Chancellor to carry the budget speech from Downing Street to the House of Commons

26 November 2025

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:

26 November 2025

Two wooden blocks are on a table – one with a lightbulb painted on it and one with a gas flame painted on it. Standing next to them is a piggybank.

21 November 2025

Solar panels on modern new build houses.

20 November 2025

11 November 2025

Close-up of electric charger plugged into an electric car

28 October 2025

Toilet roll tubes that have been decorated as vampires, bats, pumpkins and other Halloween-themed characters.

Halloween can be a pricey time – and often much of what you buy ends up in the bin, charity shop bag or loft. Not very MoneySaving! But if you still want to have fun on a budget, there are lots of things you can do and make that cost nothing at all. The only rule here is no shopping – you have to use what's already in the house.

24 October 2025

A tradesperson's gloved hand fitting insulation to a wall.

14 October 2025

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.

1 October 2025

29 September 2025

Energy bills can be confusing – sometimes it's hard to decipher exactly how much you're paying. This guide explains the key items you'll find on your bill to give you more control over what you're paying and make switching easier.

25 September 2025