PNW Electrical Engineering, PLLC WA PE #55998 • OR PE #108239PE • ID PE #4281401

Electrical Engineering Services for Contractors

Permit-ready electrical engineering support for service upgrades, EV charging, plan review corrections, PE-stamped submittals, and commercial electrical documentation in Washington and Oregon.

Electrical load calculations

Electrical Load Calculations

NEC load calculations for permit submittals, service upgrades, and EV charger additions.

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Panel schedule engineering

Panel Schedule Engineering

Panel schedule creation and corrections coordinated with one-lines and connected loads.

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PE stamp for electrical plans

PE Stamp for Electrical Plans

Licensed WA and OR electrical PE review and stamped permit packages.

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Arc flash studies

Arc Flash Studies

Short circuit analysis, incident energy review, and equipment labeling support.

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EV charger electrical engineering

EV Charger Electrical Engineering

L2 and DCFC engineering 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 right-sizing support.

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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

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
Need a stamped submittal? Get a Quote