Subdiagonal is a global innovation company founded in 2019 that operates as a hybrid venture builder, product studio and AI integrator. It works with corporations, entrepreneurs and investors to create businesses built on digital capabilities, artificial intelligence and automation. The company is headquartered in Madrid, with a second office in Valencia, and operates across Spain, the USA, Mexico, Ecuador and Argentina.
Its technical work spans artificial intelligence, AI integration, automation, data analytics, advanced segmentation, personalisation, and digital product development including MVP design and validation. The firm's methodology combines personalisation, segmentation, data analysis and process automation to transform key business processes, reduce costs and improve results.
Three lines of business make up its offering. Corporate innovation and venture building designs new business models for corporations through startup and corporate venture building. Startup co-creation works with entrepreneurs from inception, validating hypotheses and designing MVPs before launching them to market. AI and digital transformation services apply digital capabilities, AI and automation to existing operations.
Subdiagonal reports operations in multiple countries and clients including Orange and Repsol, and has developed an ecosystem of specialised companies around its work. It serves industry verticals including travel and hospitality, ecommerce and retail, corporate training, and food and beverage, and reports client outcomes in sales growth, conversion rates and customer acquisition.





