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.

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Services

Leadership team

Locations

London Office

Insights

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Trade union reform: Is your business ready?

3rd November 2026

Written by: Kirsty Henderson

Never had to deal with a trade union before? That doesn’t mean your business won’t need to think about one now. With new trade union laws taking effect from 30th October 2026, employers have new...

Outsourcing Accounts

UK GAAP changes: What your business needs to know

2nd November 2026

Written by: Jen Sewell

The revised UK GAAP requirements apply to accounting periods beginning on or after 1 January 2026. Here’s what businesses need to know and how to prepare. Changes to UK accounting standards are bringing aspects of...

Tax News and Economy

How R&D tax credits can unexpectedly bring businesses into QIPs

2nd November 2026

Written by: Clare Boden

For young businesses investing in research and development, R&D tax credits can provide valuable support for growth. What may come as a surprise is that the R&D expenditure credit can also trigger quarterly instalment payments...

UK Budget Insights

Budget 2026: Personal tax

29th October 2026

Personal allowances and thresholds These remain frozen, as expected and as announced in the previous Chancellor’s Budget. However, there have been a few adjustments around the edges designed to benefit small, unincorporated business owners and...

UK Budget Insights

Budget 2026: Inheritance Tax

29th October 2026

Nil rate bands, and Inheritance Tax rates No major changes have been announced in relation to IHT, meaning that the Nil Rate Band (NRB) and Residential Nil Rate Band continue to remain frozen, despite inflation...

UK Budget Insights

Budget 2026: Stamp Duty Land Tax and Stamp Duty

29th October 2026

The SDLT rates and thresholds remain unchanged. The following changes have been confirmed or announced: From 1st May 2026, no Stamp Duty Land Tax (SDLT) will be charged on the rent element of assured...

UK Budget Insights

Budget 2026: Capital Gains Tax (CGT)

29th October 2026

CGT rates and allowances These have remained largely unchanged with the Annual Exemption remaining at £3,000 for individuals and £1,500 for Trusts. The standard rates of CGT remain unchanged at 18% for basic rate tax...

UK Budget Insights

Budget 2026: Capital Gains Tax – Founders Relief

29th October 2026

The Chancellor announced that from April 2027, the disposal by a Founder of their interest in a business would be subject to tax at 10% on the first £10 million of their gain. The £10...