There are a number of grants and funding schemes available to UK panel builders to help with their research and development projects, as well as (in some cases) testing. Below are links to some websites that you might find useful:

Manufacturing Advisory Service (MAS)

HM Revenue & Customs R & D Relief

Technology Strategy Board – Smart Grants – applies to specialist testing

Technology Strategy Board – Innovation Vouchers

EUREKA Eurostars Funding (through Technology Strategy Board)

You can search for other similar available funding here – check back regularly as the site gets updated with new funding competitions.