Radkell Ltd. is a business services company predominantly providing Research & Development Tax Credit (R&D and RDEC) Consultancy services to UK limited companies. We also do Patent Box, and Contaminated Land Tax Relief as well as having a partner for Capital Allowances.

If you are a UK limited company qualifying to pay Corporation Tax, and you undertake projects that are innovative by nature or require creative, bespoke solutions to problem solving you may be entitled to make a claim from HMRC. We ensure HMRC compliant claims, with rigorous compliance checks in our process.

R&D is broader than you make think it's not just laboratory activity carried out by technicians and scientists. We have successfully claimed for projects across a wide range of industry sectors where advancements are made in the fields of science or technology. Contact us now to see if your business qualifies for a claim.

SME Magazine Summer 2022, recognises Radkell Ltd. as a trusted supplier of R&D Tax credit services.

Find Out More



Groundworks, Heavy Civil Engineering, Highways, Bridges, Railways, Power & Utilities, Water Courses and Water Supply.



Aerospace, Biomedical, Chemical, Civil, Electrical, Environmental, Marine.



Medical, Pharmaceutical, Finance Research, Market Research.



Electronics & Technology, Agricultural Production, Food and Beverage, Mining, Chemicals, Textiles, Oil and Gas Exploration & Production.


Pro Sports clubs

Football, Rugby, Cricket, Racecourses, Motor Sport Venues.


Automotive Dealerships

Supporting the evolving automotive dealer sector as technology and buyer behaviour changes.

What Do Our Clients Say...

The process was straightforward and clear from start to finish; we are delighted with the tax credit that will allow us to invest in more innovation in our business

John Tomalin Reeves, Aluqo

Working with Rob and ZLX has been a straightforward process, the team have been extremely professional, offering a friendly, hands-on-approach to a successful R&D claim. The main benefit of the R&D claim has been that it has enabled us to reinvest in the business.

Justin Knight, Certus Construction Ltd.

“I engaged Radkell Ltd to help me submit a R&D claim to HMRC. They were very knowledgeable in helping me gather the information needed to make the claim. They completed the submission with me, the claim was successful and HMRC refunded the value within a few days.”

David B - Financial Director - Fire & Security Installer

Rob Kellaway from Radkell Ltd provided us with a fantastic R&D tax relief support service. He made our claim process clear, straightforward, speedy and effective. We are delighted with the reimbursement we have received from HMRC as a result.

Steve Vickery, Director SEL

We have had experience of R&D Tax relief previously, we moved to Radkell and found Rob delivered a simplified process and a greater level of return.