Nottingham-based chemical manufacturer 4D Medicine has raised £3.4 million in a Series A funding round led by Luxembourg’s Oshen Holdings.

London-based Primary Portal has secured £7.5 million in Series A funding, led by DB1 Ventures with participation from existing investors Dutch Founders Fund (DFF) and Flow Traders.

London-based AI startup Assisterr has secured $1.7 million in a pre-seed funding round. The investment came from Web3.com Ventures, Moonhill Capital, Contango, Outlier Ventures, and Lucid Drakes Ventures.

London-based startup Passionfruit has secured $9 million in a Series A funding round led by Seaya, with participation from firstminute Capital, Playfair, Cornerstone VC, and Portfolio Ventures.

London-based biotech Entocycle has raised $2.6 million in a funding round to expand in Europe.

UK energy optimisation platform xWatts has secured $1.8 million in a seed funding round led by Antler, with participation from Cambridge Enterprise, Parkwalk Advisors, R42 Group, and several angel investors.

London-based due diligence platform driven by AI Xapien has raised £8 million in a Series A funding. The round was led by UK YFM Equity Partners.

London-based sports sponsorship tech platform Luscid has secured $1.2 million to expand globally. The investment came from by Craig Pollard, Paul Stepanek, and Stuart Martin.