Do any of your directors or employees incur work related costs out of their own pocket?
If so, they may be able to make a simple claim for tax relief on the amounts spent on working from home, travel costs, tools and equipment.
HMRC have published guidance here: https://www.gov.uk/tax-relief-for-employees
To start a claim you’ll need your Government Gateway ID details and to go to this website: https://www.tax.service.gov.uk/claim-tax-relief-expenses/what-claiming-for