Deep Space Ventures

Stephen Hays, the founder and managing partner, leads all investment decisions for Deep Space Ventures. Hays established the firm in 2014 after a career in investment banking, bringing a thesis-driven approach to backing technically complex, early-stage companies. The firm maintains a lean structure, and Hays is the named decision-maker on all partnership matters.

The firm sources through its founder's networks across Texas, defense communities, and non-coastal technology hubs. Deep Space Ventures has historically accessed proprietary deal flow in sectors like autonomous systems, enterprise AI, and advanced manufacturing by positioning itself as a knowledgeable first-check investor for companies with high regulatory or engineering complexity. The Dallas headquarters anchors a network that reaches Austin, Denver, and Washington, D.C.-area founders.

Deep Space Ventures targets the seed stage, acting as first institutional capital for portfolio companies. The firm invests at company formation or shortly thereafter, writing initial checks into startups before they raise larger venture rounds. It may selectively participate in follow-on financings for breakout companies like Shield AI.

Despite its name, Deep Space Ventures is not exclusively focused on space. The firm's thesis centers on startups operating in complex, technically demanding, and often regulated environments. This includes space infrastructure, but has historically extended to defense and dual-use technologies, enterprise AI, advanced manufacturing, industrial decarbonization, and digital health.

The firm invests in enterprise software and hard-tech startups across several technical verticals: defense and dual-use technologies, artificial intelligence and machine learning, space infrastructure, advanced manufacturing, mobility and transportation, and industrial decarbonization. It also has exposure to digital health through its broader thesis on regulated, complex industries.

Deep Space Ventures operates principally as a solo GP structure with Stephen Hays as founder and managing partner. The firm has not publicly announced additional investment partners, and its lean team size reflects a concentrated, thesis-driven approach consistent with single decision-maker seed-stage funds.

The firm's public investment history shows it leading or co-leading seed rounds, often as first institutional capital. Specific co-investor relationships are not systematically disclosed. Given its focus on pre-seed and seed transactions in technical sectors, Deep Space Ventures frequently syndicates with other early-stage specialized investors and angel networks.