PNW Electrical Engineering, PLLC WA PE #55998 • OR PE #108239PE
Mount Rainier wildflowers

Electrical Load Calculations, Panel Schedules & PE Stamping for Permit Submittals

WA and OR electrical engineering support for contractors, developers, and owners — including load calculations, one-lines, EV charging studies, arc flash, and permit-ready stamped packages.

High-Intent Electrical Engineering Services

Electrical load calculations

Electrical Load Calculations

Permit-ready NEC load calculations for service upgrades, equipment additions, and EV charging projects.

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Panel schedule engineering

Panel Schedule Engineering

Panel schedule creation and correction coordinated with one-lines and permit documents.

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PE stamp electrical plans

PE Stamp for Electrical Plans

Stamped electrical plans, one-lines, and engineering review for permit submittals.

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Arc flash studies

Arc Flash Studies

Short circuit analysis, incident energy review, and electrical safety labeling support.

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EV charger electrical engineering

EV Charger Electrical Engineering

L2 and DCFC engineering support including load studies, one-lines, and utility coordination.

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Pad-mounted service transformer at a commercial site

Transformer Adequacy

Connected and continuous load review with growth margin and service planning support.

Get a Custom Quote

How It Works

1. Call or Email

Share your scope (EV, transformer, solar). We confirm utility/AHJ.

2. Fast Proposal

Clear scope, fixed fee, and timeline.

3. Design & Calcs

One-lines, load calcs, and interconnection package.

4. PE Stamp & Submittal

Utility/AHJ-ready deliverables with support through approval.

Sample Packages — Request a Custom Quote

EV Charging Study

$2,500–$4,500 (project size dependent)

  • Load calc & capacity check
  • One-line diagrams
  • Utility summary
Get a Custom Quote

Transformer Adequacy

$1,500–$3,000 (single service)

  • Diversified loads & PF review
  • Growth margin & notes
  • PE stamp available
Get a Custom Quote

Solar + Storage Design

Custom package

  • PV + battery modeling
  • Interconnection package
  • PE-stamped plans
Get a Custom Quote
Ready to start? We’ll turn around a fast, clear, stamped package.
Need a stamped submittal? Get a Quote