John McHarry

John McHarry

Chief Technology Officer

John joined Gravita in November 2023 as Chief Technology Officer, having previously led technology – both at a divisional and group level – at Kantar, a global data insights and professional services company.

John brings a wealth of experience in building and delivering platforms that enable companies to grow.

Away from the office, John enjoys family life, going out in London and any opportunity for being out in our great outdoors.

Email John Phone John

Services

Leadership team

Locations

London Office

Insights

Browse all insights

UK Budget Insights VAT

Autumn Budget 2026: What could it mean for VAT and business growth?

30th September 2026

Written by: David Gage

With the 2026 Autumn Budget just around the corner, Britain cannot achieve growth while its tax system rewards people and businesses for doing less. On a medieval estate, the arrangement was clear. The farmer produced...

VAT

Client account interest and VAT: could separate legal entities help law firms?

29th September 2026

Written by: David Gage

In an earlier article, I examined how interest earned on client money can affect a law firm’s VAT recovery. For firms holding substantial client funds, the resulting restriction can be significant. We have since explored...

UK Budget Insights

Have your say ahead of the 2026 Autumn Budget

28th September 2026

On 28th October, Chancellor John Healey will deliver the first Budget of the new Andy Burnham government. With decisions on tax and spending likely to affect businesses and individuals across the UK, Gravita wants to...

Tax UK Budget Insights

Autumn Budget 2026: UK tax changes to prepare for now

17th September 2026

Written by: Ashley Stoller

Another Budget is approaching, which means another round of speculation. Pensions, property, inheritance tax. Everyone has a prediction, and usually a fairly compelling reason why you should be worried about it. But before we get...

Tax UK Budget Insights

Autumn Budget 2026: What could it mean for business tax?

17th September 2026

Written by: Ian Timms

As we approach the Autumn Budget, businesses are unfortunately once again assessing where the Chancellor may look to raise revenue. While major headline tax rises are always possible, recent Budgets have shown that governments often...

UK Budget Insights

Autumn Budget 2026: What could it mean for your personal tax?

15th September 2026

Written by: Michaela Lamb

As is tradition here at Gravita, we do like to think about what the contents of an upcoming Budget might be. Again, this government have been rather less loose lipped about what they are planning...

Tax UK Budget Insights

Autumn Budget 2026: The hidden cost of frozen tax thresholds

15th September 2026

Written by: Ashley Stoller

With the Budget approaching, the annual guessing game is getting going. What will go up? What might disappear? And should we all be doing something before the Chancellor stands up? But while everyone watches for...

Outsourcing

When should a business appoint a Finance Director?

11th September 2026

Written by: Tanveer Mahtab-Ahmed

Many business owners assume a Finance Director (FD) is something only larger companies need. In reality, you don’t have to be a large organisation to benefit from senior financial expertise. As your business grows, financial...