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Cornerstone Energy Services
Plantsville, CT 06479
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Our Story
Our main lines of business include: Drafting & Design Service, Engineers--Consulting, Surveyors.
Cornerstone Energy Services has been listed in the Blue Book since 2015.
What We Do
- Drafting & Design Service
- Engineers--Consulting
- Surveyors
Regions & Counties Serviced
- Connecticut and Western Mass.
Connecticut 1
- Hartford
Our CSI Codes
25 05 26 - Grounding and Bonding for Integrated Automation
25 50 00.00.01 - Integrated Automation Facility Controls
26 01 10 - Operation and Maintenance of Medium-Voltage Electrical Distribution
26 01 20 - Operation and Maintenance of Low-Voltage Electrical Distribution
26 06 10 - Schedules for Medium-Voltage Electrical Distribution
26 06 20 - Schedules for Low-Voltage Electrical Distribution
26 06 20.26 - Wiring Device Schedule
26 10 00.00.01 - Medium-Voltage Electrical Distribution
26 18 13 - Medium-Voltage Cutouts
26 20 00.00.01 - Low-Voltage Electrical Distribution
26 21 00.00.01 - Low-Voltage Overhead Electrical Power Systems
26 27 13 - Electricity Metering
26 43 13 - Transient-Voltage Suppression for Low-Voltage Electrical Power Circuits
27 05 26 - Grounding and Bonding for Communications Systems
33 06 50 - Schedules for Fuel Distribution Utilities
33 09 50 - Instrumentation and Control for Fuel Distribution Utilities
33 12 33 - Water Utility Metering
33 51 33 - Natural-Gas Metering
33 61 33 - Hydronic Energy Distribution Metering
33 63 33 - Steam Energy Distribution Metering
33 71 36 - Extra-High-Voltage Wiring
33 71 36.13 - Overhead Extra-High-Voltage Wiring
33 71 39 - High-Voltage Wiring
33 71 39.13 - Overhead High-Voltage Wiring
33 71 49 - Medium-Voltage Wiring
33 71 49.13 - Overhead Medium-Voltage Wiring
33 71 73 - Electrical Utility Services
33 71 73.33 - Electric Meters
33 81 23 - Aerial Cable Installation Hardware
34 21 16 - Traction Power Substations
34 21 16.13 - AC Traction Power Substations
34 21 16.16 - DC Traction Power Substations
35 53 33 - Underwater Pipeline Construction
40 95 73 - Process Control Wiring
43 01 10 - Operation and Maintenance of Gas Handling Equipment
43 01 20 - Operation and Maintenance of Liquid Handling Equipment
