Arch Venture Partners, L.P. is a private equity and venture capital firm specializing in investments in growth capital and development of seed and early-stage technology companies. It invests conservatively at first in a seed round to reduce or extinguish risk and then leads or co-leads additional rounds of financing all the way to liquidity. It seeks to invest in disruptive technologies worldwide. It primarily invests with focus on life sciences, biotechnology, chemicals and specialty materials, advanced materials, specialty semiconductors, consumer electronics, instrumentation, physical sciences, communications technologies, electronics, software/applications, Nanotechnology, alternative energy, retailing, e-commerce software, b2b commerce, enterprise information portals, knowledge management software , convergence technology, and information technology. Within technology, it invests in clean technology innovations, optics and photonics, electronic components, network infrastructure and security, high performance computing, wireless communications, pharmaceuticals, genomics and bioinformatics, medical devices, diagnostic and drug discovery platforms; nano- and microtechnologies. It maintains its presence in geographical areas that are typically underserved by seed investors but contain great centers of basic research and an active community of technologists. It maintains a national scope with a regional focus in geographic markets underserved by venture community. Within the healthcare sector, the fund focuses on companies working on neurodegenerative diseases, including Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis and also invests in companies addressing mental health needs around cognition, depression, schizophrenia and autism. It invests primarily in the United States but also in countries where the company has extensive scientific and business relationships, including Canada, Ireland, Iceland, South Korea, China, and Japan. It also seeks to invest in Europe. The firm typically invests between $50,000 and $150 million per company. The firm seeks a seat on the Board of Directors. Arch Venture Partners, L.P. was founded in 1986 and is based in Chicago, Illinois with additional offices across North America and South America.