Directory
Public engineering firm profile
Ampirical
Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.
- Services
- 50
- Projects
- 3
- Size Estimate
- 250-500 employees
Overview
Ampirical is an engineering-led services firm focused exclusively on power infrastructure. It supports utilities, developers, and asset owners across the full lifecycle of the grid, from early planning and design through construction support and long-term system optimization.
- Size Estimate
- 250-500 employees
Services
Substation Engineering
Planned, engineered, and built to support safe, scalable long-term operation across 15 kV to 500 kV.
Protection & Control
Designed, coordinated, and ready to keep systems stable under any condition, from complete scheme design to commissioning.
Transmission Line Design
Detailed modeling, routing, and structural engineering for overhead lines from 69 kV to 500 kV.
Route development and feasibility analysis3D transmission modeling using PLS-CADD and PLS-POLEStructure selection and loading evaluationsFoundation engineeringConductor sizing, sag/tension, and galloping studiesPlan and alignment drawings and staking sheetsMaterial lists and structure summariesLine upgrades, rebuilds, and relocationsConstruction QA/QC and field support
Distribution Line Design
Engineering overhead and underground distribution systems to strengthen reliability and support growth.
OH/UG distribution designFeeder loading and protection coordinationPole loading and attachment reviewsConductor sizing and sag-tension calculationsUnderground duct bank and cable pull analysisDOT relocation and prior-rights evaluation3D modeling and construction-ready Plan and alignmentStakeout drawings, BOMs, and structure detailsSmart-grid and automation supportWork plans, budgeting, and long-range planning assistance
EPC Services
Engineering, procurement, and construction delivery aligned with client standards and operational needs.
Program Management
Aligned planning and proactive oversight for predictable outcomes in large-scale utility programs.
Field Distribution Services
Field-ready and accuracy-driven services built to strengthen day-to-day operations.
Power System Studies
is organized into supported delivery tasks.
SCADA & Communications
Modernized connections and real-time visibility for confident system operation and decision-making.
Testing & Commissioning
is organized into supported delivery tasks.
Industries
Firm type
Project types
Greenfield substation designData center substation designRenewable energy collector station designTransmission line route development and detailed designProtection and control modernization programsDistribution feeder extensions and underground conversionsStorm-hardening and system uprating programs
Projects
230kV Substation Expansion and Interconnection Upgrades
230/115kV Substation Consolidation and Autotransformer Installation
Software
Credentials and affiliations
Certifications
Testimonials
Ampirical's substation engineering team understood our standards immediately and delivered drawings we could take straight through review. Their attention to constructability saved us time once we hit the field.
From greenfield design through expansion planning, Ampirical felt like an extension of our internal team. They were responsive, practical, and clearly experienced with rural system constraints.
We appreciated how Ampirical balanced schedule, cost, and long-term operability in our substation design. Their experience showed in every design decision.
Ampirical delivered a transmission line design that met our technical requirements while navigating environmental and right-of-way challenges efficiently.
Ampirical understands the realities G&Ts face balancing reliability, cost, and member expectations. Their transmission line designs were clear, practical, and easy for our teams to execute. The process was efficient, responsive, and aligned with how we plan and build projects.
Ampirical understood the urgency of interconnection timelines and delivered transmission designs that kept our project on track.
The Ampirical P&C team anticipated coordination issues before they became problems. That level of foresight made commissioning much smoother.
Their protection and control engineers took the time to understand our legacy equipment and still delivered a modern, reliable solution.
Ampirical delivered transmission designs that aligned with our data center schedule and power requirements. Their team understood redundancy, constructability, and coordination with utilities, which helped keep the project moving without delays.
Ampirical knows cooperative distribution systems. Their designs were practical, economical, and aligned perfectly with our staking and construction practices.
We relied on Ampirical during a major system upgrade, and their distribution designs held up through review, procurement, and construction
Their distribution line designs reduced field changes and improved safety for our crews. That made a real difference.
Offices
No public values listed.