Sputnik ATX is an Austin-based venture capital firm and accelerator dedicated to supporting early-stage maker-founders. Inspired by the transformative impact of Sputnik-1, the first artificial satellite, the firm aims to help startups "lift-off" by providing both capital and comprehensive training. Their investment portfolio spans various industries, including podcasting analytics, pet care, and healthcare fintech, focusing on startups that address real-world problems and have the potential to deliver significant value to consumers.

The firm operates in cohorts, with programs such as the Winter 2018 Cohort, Summer 2018 Cohort, and so on, up to the Summer 2023 Cohort. They also maintain an active blog and host events to engage with the startup community.