28Stone is a software consulting and delivery company based in New York, NY, established in 2011. The company specializes in the financial services industry, serving key players in capital markets, including sell-side and buy-side firms, brokers, and market venues.

The company provides custom software development tailored to the needs of capital markets. Its services encompass advisory and application design, architecture and solution design, system integration, DevOps, quality assurance, and legacy software modernization. 28Stone also develops electronic and hybrid trading platforms that cater to both electronic markets and voice market traders.

With a focus on combining industry-specific engineering expertise and a globally distributed delivery model, 28Stone aims to deliver high-quality services efficiently. The leadership team brings over 25 years of experience in finance and capital markets software, ensuring a deep understanding of client needs. The company has successfully delivered over 100 software products using a wide range of technologies, establishing itself as a trusted partner in financial services technology.