Quantum Technology Partners Quantum Technology Partners is a venture capital investment firm headquartered in San Jose, California, United States. The firm was founded in March 2000 and focuses on early-stage equity investments in technology and life sciences companies. It provides capital and strategic support to founders and management teams during seed and early growth phases. Quantum Technology Partners participates in building and scaling startup ventures across its target sectors. The firm’s activity centers on identifying nascent opportunities and supporting their development into commercial enterprises.