Prolo secured £4.2 million in seed funding in an oversubscribed round led by Triple Point Ventures, with participation from a16z Scout Fund, Anamcara Capital, Concrete VC, Foundation Ventures, Haatch, Koro Capital, Love Ventures, and Portfolio Ventures. The company provides an AI-powered procurement platform for SME construction firms to source materials, equipment and labour at competitive rates. The funding will support go-to-market efforts, expand sales and marketing, and accelerate new technology and product feature rollout.