Provide electrical project installation and repair project management. Provide on site testing and evalutation of existing and new equipment. Provide power system analysis and protective relay coordination.

SII specializes in project development and engineering related services for utilities, municipalities, and large industrial energy consumers. Our primary focus is on combined heat and power (CHP), natural gas-fired, and renewable-based technologies.

Construction management, Project Management, Port Harbor and Dam Construction, Site remediation and reclamation, demolition and redevelopment, underwater inspections using sonar and commercial divers

wind turbine systems for remote power. residential, agricultural, small commercial turbines for power generation.

Transmission Planning & Network Analysis Studies (feasibility, SIS, contingency, thermal, voltage & dynamic stability), protective relaying Industrial - instrumentation, controls, electrical engineering, short circuit & fault analysis, arc flash studies

Finfish Farming and Fish Hatcheries, Lead Ore and Zinc Ore Mining, Crushed and Broken Limestone Mining and Quarrying, Crushed and Broken Granite Mining and Quarrying, Other Crushed and Broken Stone Mining and Quarrying

Crude Petroleum and Natural Gas Extraction, Natural Gas Liquid Extraction, Bituminous Coal and Lignite Surface Mining, Bituminous Coal Underground Mining, Anthracite Mining

Hydroelectric Power Generation, Electric Power Distribution, Industrial Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction

Hydroelectric Power Generation, Other Electric Power Generation, Electric Bulk Power Transmission and Control, Electric Power Distribution, Steam and Air-Conditioning Supply

Hydroelectric Power Generation

Hydroelectric Power Generation, Fossil Fuel Electric Power Generation, Nuclear Electric Power Generation, Electric Power Distribution, Natural Gas Distribution