TES-i is an agile full-service engineering firm providing in-house concept, requirements, design, development, prototyping, manufacturing, testing, validation, verification, and certification support. We specialize in developing safe, secure, reliable, and cost-effective safety and mission-critical enterprise and embedded software-intensive systems solutions. Our expertise includes: - DO-178C Safety Critical Software - DO-330 Tools development - ARP 4754A Systems Development - DO-160G Environmental Testing - DO-254 Airborne Electronics Support - DO-326A Cyber Security Support - ARP 4761 Safety Assessment Support Combining the capabilities and experience of a large aerospace prime and the flexibility of a small company, TES-i can quickly adapt and respond to project requirements. As an emerging leader in Information Technology and Engineering Services, we have a proven track record for exceeding customer expectations and delivering value through engineering solutions and products.