Regional orientation
Building-performance providers around Puget Sound
Find providers with public offices around Seattle, the Eastside, South King County, North Sound, South Sound, or Southwest Washington.
How to use this guide
Start broad. Verify the exact scope.
Puget Sound is not one practical service area. Travel across the water, north–south congestion, and the difference between an office location and an actual project territory can all affect fit.
This page groups providers by publicly identified office location—not by an assumed service radius. Use the directory’s nearby-office filter, then ask each provider whether it serves the building’s exact city or county and whether travel affects price or scheduling.
Office locations
Break Puget Sound into practical areas.
A provider may appear in more than one area when its public office description names multiple locations.
Eastside
South King County
North Sound
South Sound
Peninsula / Southwest
Before hiring
Questions worth asking every finalist.
- Which office would serve the project, and where would the assigned team travel from?
- Does the provider regularly work in the building’s city or county?
- Are travel time, ferry costs, or remote work assumptions included in the fee?
- Which tasks require an on-site visit, and which can be completed remotely?
Publicly sourced directory
20 providers to review
Listings are ordered by the directory’s underlying research sequence, not quality or sponsorship. Confirm territory, services, credentials, availability, and price directly.
ENERGY STAR partner*
Sershon Systems
Office: Seattle
Public profile describes targeted support for Washington Clean Buildings, benchmarking, compliance planning, O&M plans, portal submissions, exemptions, and incentive applications.
ENERGY STAR partner*
Energy Benchmarking Services
Office: Seattle
Seattle-based specialist whose public profile focuses on Portfolio Manager setup, annual reporting, and correcting noncompliant benchmarking accounts.
O’Brien360
Office: Seattle
Seattle sustainability and building-performance consultancy with public services spanning audits, benchmarking, planning, commissioning, measurement, and code compliance.
ENERGY STAR partner*
McKinstry
Office: Seattle
Northwest design-build, engineering, and facilities firm whose public profile lists benchmarking, audits, controls, retro-commissioning, and implementation services.
ENERGY STAR partner*
MacDonald-Miller Facility Solutions
Office: SeaTac
Pacific Northwest mechanical and building-systems firm with publicly listed HVAC, controls, engineering, tune-up, and energy-efficiency capabilities.
ENERGY STAR partner*
ATS Automation
Office: Renton
Renton-based building automation contractor whose public profile lists tune-ups, controls, HVAC optimization, energy audits, and Seattle benchmarking.
Ameresco
Office: Renton
Energy services company with a Washington presence and publicly listed auditing, benchmarking, engineering, controls, retro-commissioning, and performance-contracting services.
Ecotope
Office: Seattle
Seattle energy-efficiency research and engineering consultancy whose public profile includes audits, benchmarking, analysis, code consulting, and mechanical design.
ENERGY STAR partner*
IMEG (formerly Rushing)
Office: Seattle
Seattle engineering and sustainability team formerly known as Rushing, now part of IMEG, with public services spanning energy analysis, commissioning, and high-performance building work.
Velocity Building Technical Services
Office: Kent / Everett
Kent and Everett building-technical-services firm with a broad public profile covering benchmarking, audits, code compliance, commissioning, controls, and maintenance.
Trane
Office: Redmond
Building-systems provider with a Redmond office and public services in tune-ups, HVAC, controls, planning, engineering, construction, and Seattle benchmarking.
UMC
Office: Mukilteo / Seattle
Washington mechanical contractor with public energy, environment, HVAC, controls, implementation, and commissioning capabilities; verify current compliance scope and availability.
Performance Validation
Office: Tacoma
Building commissioning specialist with a current Tacoma hub whose first-party site focuses on optimizing facility systems against design intent and owner requirements.
RDH Building Science
Office: Seattle
Building-science consultancy listed in the Seattle benchmarking directory; relevant public work includes building performance and enclosure consulting.
SEBaR
Office: Seattle
Seattle Energy Benchmarking and Reporting specialist listed in Building Potential’s directory; a focused option for reporting assistance.
Wood Harbinger
Office: Bellevue
Washington engineering firm with public MEP, controls, commissioning, and building-performance work from a Bellevue office.
JTK Engineering
Office: Burlington
Burlington mechanical engineering firm offering Tier 1 and Tier 2 benchmarking, O&M and EMP documentation, audit coordination, and implementation planning.
Coffman Engineers
Office: Seattle / Spokane
Multidiscipline engineering firm with Washington Clean Buildings support covering benchmarking, audits, compliance documents, incentives, and implementation.
PAE
Office: Seattle
High-performance engineering firm offering energy analysis, carbon consulting, sustainable design, and building-systems engineering from a Seattle presence.
Sunset Air
Office: Lacey / South Bend
Lacey-based commercial building-services firm offering energy benchmarking and efficiency support across South Puget Sound and Southwest Washington.
Primary source
Washington Clean Buildings program ↗Confirm the requirement before choosing help.
This directory is independent and cannot determine what a particular building must do.