PhotonDelta is an Eindhoven, Netherlands-based venture capital investor and ecosystem builder focused on integrated photonics, semiconductors and deep tech. It backs early-stage photonic chip technology companies commercially active in the Netherlands through the PhotonDelta Startup Fund, launched in 2024 with €60 million for deployment over five years, and provides 5-year linear loans from €250,000 to €2 million alongside venture capital funds. PhotonDelta has acted as a lead investor in seed financings, making it relevant for Dutch hardware and semiconductor founders building integrated photonics companies.