USi provides engineering services and advanced technology products for the electric power delivery industry. Successfully supporting the industry for over 40 years, our staff has extensive experience and qualifications in the disciplines of: real-time monitoring, diagnostic, alarm and control system projects, long-term general maintenance, and emergency support services. USi offers strong electrical and electronic equipment design capabilities, and in-house design and manufacturing of custom-engineered systems including custom control software programming. USi is unique: in addition to designing, fabricating, installing and maintaining custom-engineered products including high voltage cable accessories and pressurizing and cooling plants and associated controls , our staff provides the expertise to integrate with and support customer's existing monitoring and control systems. USi offers a full range of services from staff training to total project execution packages.
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The Underground Systems, Inc annual revenue was $15.5 million in 2026.
Larry Fish is the Director Software Technologies of Underground Systems, Inc.
22 people are employed at Underground Systems, Inc.
Underground Systems, Inc is based in Bethel, Connecticut.
The NAICS codes for Underground Systems, Inc are [54133, 541, 54, 5413].
The SIC codes for Underground Systems, Inc are [871, 87].