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TOR Engineering Corporation

The Power Is in Our People

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About the firm

TOR Engineering Corporation is a Phoenix, Arizona-based electrical power engineering practice founded in 1985 by the late Thomas O. Radnoti. It provides power systems engineering and design consulting for substations (4.16kV to 500kV), transmission lines (69kV to 500kV), and distribution systems across greenfield and brownfield projects. The practice serves major utilities, municipalities, government agencies, and military clients across the Southwest and nationwide, with professional engineers licensed in numerous states.

Established
1985
Team
Midsize
Firm type
Electrical Engineering · Power & Utility Engineering · Automation & Controls

People

Mario AcevedoPresident

Gerardo BrignoneVP of Transmission and Distribution Operations

Nenad MetlicVP of Substation Operations

Steve NappaVP of Business Development

Darla JacksonChief of Finance

Elvis RamirezDistribution Engineering Manager

Kristi BeshawController

Capabilities

Electrical Substation Engineering & Design

Service website

Comprehensive substation engineering and design from 4.16kV to 500kV, including air-insulated and gas-insulated systems for greenfield and brownfield projects.

  • Greenfield & Brownfield Engineering & Design Services
  • Single Line Development
  • Relaying, Wiring, and Controls
  • Relay Settings & Coordination
  • SCADA & Communications Development
  • Major Equipment & Apparatus Specification
  • Physical Arrangement & Grounding Design
  • Control House Layout & Design
  • NFPA 850 Fire Wall & Secondary Containment Design
  • Gas Insulated Switchgear (GIS) Spec & Implementation
  • RUS Compliant Substation Engineering & Design
  • Testing & Commissioning Support

Electrical Transmission Engineering & Design

Service website

Transmission line engineering from routing, line siting, and permitting through construction and energization for EHV systems up to 500kV.

  • EHV Transmission Lines
  • Line Siting & Staking Support
  • Structure and Pole Specifications
  • Sag & Tension Analysis & Modeling
  • Clearance Analysis
  • Vibration & Line Rating Analysis
  • Optical Ground Wire (OPGW) Design
  • Lightning Protection & EMF Studies
  • LiDAR Coordination & GIS Mapping

Electrical Distribution Engineering & Design

Service website

Overhead and underground distribution systems engineering for modern energy networks, supporting urban, residential, and industrial utilities.

  • Overhead Distribution Engineering & Design
  • Underground Distribution Engineering & Design
  • New Feeder & Conductor Replacement
  • Wildfire Mitigation & Pole Replacement
  • Smart Grid & Fiber Optic Implementation
  • OH & UG Conversions
  • Street Lighting
  • Bridge, Canal, and Railroad Crossings

Automation & Power System Studies

Service website

Power system studies, protection specifications, and automation programming supporting power utility projects.

  • Power System Studies
  • Protection & Control System Specification
  • GIS Mapping
  • Development & Update of Standards
  • Third Party Plan Reviews

Industries

Electric Utilities · Power Transmission & Distribution · Government · Defense · Utilities · Commercial

Projects

No projects listed yet.