What is the company number for general dynamics uk limited? Company number 01911653 Follow this company File for this company Company Overview for GENERAL DYNAMICS UNITED KINGDOM LIMITED (01911653)How do i contact general dynamics about benefits? Current and former employees seeking information or answers to benefits-related questions, please visit www.gdbenefits.com or contact the General Dynamics Benefits Service Center at 1-888-GD-BENEFITS (1-888-432-3633). Your Mission is Our Mission. General Dynamics Ordnance and Tactical Systems is a global aerospace and defense company.How do i contact general dynamics mission systems technical support? General Dynamics Mission Systems is prepared to continue to provide the world class support our customers are accustomed to. Help Desk — Contact our technical Help Desk 24 hours a day/7 days a week: 877-230-0236 443-755-8099What does general dynamics do? General Dynamics is a global aerospace and defense company. Our broad portfolio of products and services includes business aviation; combat vehicles, weapons systems and munitions; IT and C4ISR solutions; and shipbuilding and ship repair.