Spectra Aerospace & Defense is a trusted and growing platform of C5ISR companies – CALCULEX, Galleon Embedded Computing, and ArgonFDS - bringing over a half-century of rugged, mission-ready, battle-tested experience to bear in aerospace and defense applications. From high-speed data acquisition, data recording and secure, high-density storage, to computing and rugged, clear display of mission data, Spectra delivers the products and subsystems needed for the most demanding military air, land, and sea platforms. With our comprehensive portfolio of rugged products, systems, and solutions, the Spectra family of companies’ customized end-to-end solutions for the C5ISR market help military end-users achieve mission success. Simply put, Spectra's rugged solutions Capture, Process, and Display your mission-critical data in the harshest environmental conditions. In the air, at sea, on land, and in space; We simplify integration.


Data Acquisition

Sensor Recording


Mission Computing

Encrypted Storage

NAS & File Serving

Processing & Routing






Mark Fitzgerald

Sales Manager

Mark Fitzgerald brings over 15 years of specialized experience in Open-Architecture Embedded Computing Solutions, and Rugged Computing Solutions tailored for the Aerospace and Defense sectors. With a keen focus on sales management and business development, Mark has consistently demonstrated his ability to meet the demands of the customers and form impactful relationships with domestic and international clients. His deep understanding of European culture and business practices enhances his ability to forge international relationships and expand market reach. With excellent communication and interpersonal skills, Mark is adept at driving collaborative initiatives that enhance the company’s competitive edge.

Before joining Galleon Embedded Computing, Mark has been in various Sales Management & Regional Management roles during his career, and has joined the Galleon team as a seasoned veteran of the industry. He excels in negotiation, international sales and sales strategy.

Mark continues to be an integral part of the Galleon Sales team and contribute to the success of Spectra.