Building a profitable business is a major challenge. Making such a business transparent and operable is even more difficult. That is why there are guidelines allowing companies to audit and check all their business operations to ensure adherence to existing laws and regulations. The same applies across the entire infrastructure. When narrowing due diligence down, one receives technical due diligence. It is one of the key instruments allowing investors to determine whether your business processes are transparent enough to be perceived as credible. Without further ado, well explore the phenomenon of technical due diligence, investigate its key stages, and present a checklist of what startups need to do to stay competitive and attract investment.