The Mercury Group is a "General Contractor of Communications." Our three divisions, Security, Electrical, and Voice and Data can provide: Clean Power, Proper Grounding and Bonding, UPS systems, Generators, Electrical, Energy Efficiency Lighting, Security Systems, Emergency Phones, and Structured Cabling for Voice and Data Systems. We hold several Connecticut State Contracts, which can help you save time and money on your next project. Contact us today to find out more information on our company or services: 800.995.DATA. (3282) We stand 100% behind everything we do and strive for satisfied customers.