Stone Door Group is a United States-based company operating within the Business Services industry, specifically focusing on custom software and IT services. Founded in 1998, the company employs between 51 and 200 individuals and has reported revenue of approximately $22.67 million. The company has published a white paper titled "Beyond CentOS," which addresses the implications of the end-of-life for CentOS 7, scheduled for June 2024. This document discusses various considerations related to open-source software, including the distinctions between unpaid and paid Linux operating systems, their respective advantages and disadvantages, and the impact on workforce skills, security, compliance, and application migration. The paper emphasizes the need for organizations to evaluate their options beyond CentOS, highlighting the complexities of choosing between different types of open-source solutions. Through this work, Stone Door Group demonstrates its expertise in navigating the evolving landscape of open-source software and its implications for businesses.