Headquartered in Cleveland, Ohio, R.E. Warner is a multi-discipline consulting and power engineering company delivering customized substation engineering solutions that support reliable power infrastructure for clients across the nation. Our electrical and power engineers have decades of experience working on projects across the utility, industrial, government and commercial sectors to design new utility complexes, modernize aging systems, and improve transmission and distribution performance. From engineering studies and design to substation equipment reliability and transmission line loadability ratings, our professionals support your project from planning through commissioning and operation.
Power & Utility
Electrical Substation Engineering Services to Modernize and Maintain Critical Systems
A Trusted Power Engineering Company Helping Utilities Meet Growing Energy Demands
Experience At A Glance
200
Substation facilities with over 300+ design projects
400
High voltage major equipment orders reviewed and processed
500
Substation facilities record verification projects
Electrical Substation Engineering Services Supporting System Reliability and Expansion
Our electrical and power engineering professionals are well-versed at navigating the requirements, codes, and challenges involved in substation planning and design. We provide tailored electrical distribution and transmission engineering solutions for projects of varying sizes and complexity—from greenfield development to system retrofits and modernization. Our team offers scalable, multidisciplinary capabilities that extend across the full project lifecycle, from concept through startup and operation. Our substation engineering services support new construction, system upgrades, and integration of distributed energy resources (DERs).
We utilize leading design and analysis tools including ETAP, SKM Power Tools, AutoCAD Electrical, Inventor and Revit to ensure accuracy, compliance, and coordination with other engineering disciplines. All designs are developed in accordance with NFPA 70E, IEEE, NESC and client-specific standards.
Electrical Substation Engineering Services
Substation & Power System Design
- Substation Engineering for Industrial, Utility, Municipal, & Commercial Applications
- Greenfield & Brownfield Substation Design
- Air-Insulated (AIS) & Gas-Insulated (GIS) Substations
- High Voltage (HV), Medium Voltage (MV), & Low Voltage (LV) Systems
- Substation Layout & Equipment Configuration
- One-Line Diagrams, Control Schematics, & Wiring Diagrams
- Power Distribution Systems & Transmission Interface
- Bus Duct & Raceway System Design
- Protective Relaying & Switchgear Design
- SCADA System Integration & Interface
- Dedicated Relay & Control (R&C) Team for Design of Relay, Protection & Control in the Substation Control House
- Dedicated Substation Yard Design Team for Plan Views, Elevations, Grounding, & Above-Ground & Below-Grade Packages
Modernization & Retrofit Engineering
- Substation Infrastructure & Equipment Condition Assessments & Evaluations
- Substation Upgrades & Expansions Including New Switchgear, Transformers, Protection & Control Systems, & Structural Steel
- Equipment Replacement & System Retrofits for Modernization & Life Extension Including Relay Replacements & Breaker Upgrades
- Arc Flash Hazard & Mitigation Studies
- Power System Modeling & Analysis Using ETAP & SKM
- Protective Device Coordination & Relay Settings
- Transformer Replacement & Capacity Upgrades
- Control Panel Design & PLC Upgrades
- System Integration for DERs & Microgrids
- SCADA System Integration for Improved Reliability
- Infrastructure Rehabilitation Engineering & Design to Modify & Reinforce Substation Buildings, Bus Supports, & Foundation Systems to Extend Service Life & Ensure Regulatory Compliance
Engineering Studies & Analysis
- Short Circuit & Load Flow Analysis
- Power Quality & Harmonic Analysis
- Grounding System Design & Grid Resistance Testing
- Lightning Protection System Design
- Arc Flash Hazard Analysis per NFPA 70E
- Insulation Coordination & Equipment Ratings
- System Protection & Coordination Studies
Detailed Design & Documentation
- 3D Modeling & CAD Drafting (AutoCAD Electrical, Revit)
- Substation General Arrangement (GA) Drawings
- Electrical Control & Protection Schematics
- Conduit & Cable Schedules
- Equipment Specifications & Bill of Materials (BOM)
- Construction Packages & IFC Drawings
- Building Information Modeling (BIM) Integration
- Summary Reports to Document Engineering Analysis, Results, & Recommendations
Major Substation Equipment Procurement Services
Engineering Support to Manage Major Equipment Orders (138kV & Above), Including, but Not Limited To:
- Circuit Breakers
- Capacitor Banks
- Disconnect Switches
- Power Transformers
- Instrument Transformers
- Batteries
- Firewalls
- Structures
- Remote Terminal Units (RTUs)
- Voltage Regulators
Transmission Line Loadability (TLL) Engineering Services
Engineering Studies & Analysis for Transmission System Planning, Protection, & Maintenance:
- Transmission Line Ratings
- Load Ratings Verification for New Equipment Connected to Transmission Lines
- Record Reviews for FAC-008 Compliance
Specialized Substation Services
- Modular/E-House Substation Design
- Remote Monitoring & Automation Systems
- Uninterruptible Power Supplies (UPS) & Emergency Power Systems
- Hazardous Area Classification & Intrinsically Safe Systems
- Fiber Optics & Communication System Integration
- Leak Detection & Environmental Monitoring Systems
End-to-End Engineering Support & Project Services
- Feasibility Studies & Budgeting
- Procurement & Vendor Coordination
- Substation & Relay Commissioning Services
- Protective Relay Setting & Testing
- SCADA System Programming & Interface Testing
- Construction Administration Including Shop Drawing Reviews
- Onsite Construction & Installation Support & Inspections (Observations)
- System Troubleshooting & Performance Optimization
- Record Keeping Support
- Project Management
Why Choose R.E. Warner as Your Substation Engineering Company?
R.E. Warner has been dedicated to supporting the success of power and utility operations for decades. Our record of repeat business reflects our reputation for responsive service and quality engineering and design solutions. We understand substations are vital to a stable and secure power supply, and we stand ready as trusted consultants to help you address aging infrastructure, improve sustainability, and meet the growing demand for power.
Substation, Utility & Power Expertise
Our engineers and designers understand the operational and regulatory priorities our clients face and tailor our solutions to support reliability, compliance, and long-term system performance. We can also support clients with guidance on infrastructure investments, standards compliance, and system planning as related to our engineering scope of practice.
Scalable, Integrated Engineering Services
As a multi-discipline firm, REW streamlines coordination and provide scalable engineering services. Our electrical engineers can readily collaborate with in-house structural, mechanical, and civil engineers as well as architects, and surveyors when needed, for substation upgrade engineering and complex power system projects.
Client-Focused Collaboration
By engaging closely with your internal stakeholders, our professionals develop solutions that reflect your unique challenges and objectives. Clients often point to our collaborative mindset and responsive service as reasons they continue working with REW.
Proven Performance
Our team consistently earns high marks for quality and performance across client evaluations. This ongoing success stems from REW’s structured project management practices and emphasis on clear, effective communication. You can count on our electrical design and engineering services to help you achieve your project goals.
Powering Progress One Utility Project at a Time
Ready to Power Up Your Project? Connect with Our Electrical Substation Engineering Team Today!
Whether you’re planning a new substation, modernizing existing infrastructure, or replacing aging equipment, our power engineering team can help. We deliver the engineering precision and utility knowledge needed to keep your project moving—and systems online.
