The company creates and launches technology startups, with a focus on technology-driven companies. It is funded by 14 venture capitalists and 50 angel investors from various parts of the country, including Seattle, Silicon Valley, and Colorado. Some of the companies created by Pioneer Square Labs include LumaTax, which simplifies sales tax filing for small business owners, Ad Lightning, which provides Ad Quality tools for publishers and ad platforms, JetClosing, which uses technology to improve the real estate title and settlement experience, and Boundless, a technology company that supports immigrants in navigating their immigration journey. Pioneer Square Labs is closely affiliated with PSL Ventures, an early-stage venture fund that invests in both studio and non-studio companies.