621 Solutions is a Service-Disabled Veteran-Owned Small Business with extensive experience supporting aerospace and defense systems. Founded in 2017, Six Twenty-One Solutions provides software engineering, cybersecurity, and information technology services. We focus on three key areas: - Software Engineering: We develop solutions that drive mission success for our customers. Six Twenty-One Solutions offers application, mobile, full-stack, and cybersecurity software development capabilities. Our engineers are always up to date with the current industry trends and leverage the latest technologies.- Cybersecurity: We deliver IT network protection and innovative platform exploitation and defense. We also provide forensics, cloud and mobile device security, virtualization, modeling and simulation, and war-gaming. Our expertise and technologies provide solutions that help protect our customers' essential information and mission critical systems.- Information Technology Solutions: We design, install, and manage scalable and cost-effective infrastructure and cloud migration solutions. We have hands-on experience deploying critical enterprise wide systems for our customers. Our practical knowledge has helped our customers increase the reliability, security, and efficiency of their information technology operations.