Solo.io, founded in 2017 in Cambridge, Massachusetts, has raised $175 million in funding, reaching a $1 billion valuation as of October 2021. The company’s latest $135 million Series C was led by Altimeter Capital, alongside Redpoint Ventures and True Ventures. Backed by notable investors like Semil Shah, Solo.io specializes in cloud-native API management and service mesh solutions, offering products such as Gloo Gateway, Service Mesh Hub, and WebAssembly Hub. The company’s technologies help enterprises securely connect, manage, and scale applications across hybrid and multi-cloud infrastructures.