Participated · Seed · Mar 2026

Signals builds research-integrity products that provide comprehensive and transparent evaluations of scholarly research to help publishers protect reputation and increase editorial efficiency at scale. The company intends to extend its offerings beyond publishers to help other industries identify high-quality research that advances knowledge and innovation. Signals launched two years ago and recently secured $1.1 million in seed funding from ACS, Enago, and angel investors to accelerate product development and scale distribution. Strategic partnerships with ACS and Enago are intended to inform product development and enable one-stop integrity solutions, while Signals maintains its independent, publisher-neutral stance. The company plans to use the funds to speed development, expand its customer base among publishers, and grow its team. No revenue or user metrics were disclosed in the announcement.

Participated · Equity · Feb 2024

Metropolis operates MetropolisX, a collaborative marketplace where creators can monetize and launch personalized products and fans can access exclusive products, content, and experiences. The platform enables users to shape their digital identity using different brands and creator IP, combining elements such as a Slime Sunday hoodie, a Sneakerheads background, and a Pet Liger accessory into a single avatar. The product emphasizes immersive creator–fan connections and IP-driven avatar customization. According to reporting, Metropolis completed a new funding round totaling $1.2 million. Named investors in the round include Cointelegraph Accelerator, Lamina1 Ecosystem Fund, ACS, Outlier Ventures, Protocol Labs, Primal Capital, and multiple strategic angel investors. The article does not provide operating metrics or further financial details.