Company lists · Data refreshed October 2026

Top 25 Energy systems engineering services based in Portland, United States

Name: Energy systems engineering services based in Portland, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 40 companies tracked

RevenueBase identified 40 company matches for energy systems engineering services associated with Portland, United States as of October 2026 and tracks 1,939 professional contacts across them, including 778 with verified work emails. Across the United States, Houston is the largest hub for this category (249 companies); Portland has 40.

This list covers company matches for energy systems engineering services associated with Portland, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 25, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 25, 2026 How this list was built

40Companies

1,939Contacts tracked

778Verified emails

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The 25 largest energy systems engineering services based in Portland, United States

Ranked by team size

Top 25 of 40 company matches for energy systems engineering services based in Portland, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	PAE	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	201-500	835 contacts →
	Exact match “PAE provides mechanical and electrical engineering design, technology system design, energy modeling and analysis, and more.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Cascade Energy	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	201-500	301 contacts →
	Exact match “At Cascade Energy, we believe in better.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3	Interface Engineering, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	201-500	268 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	Christenson Electric	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	201-500	177 contacts →
	Exact match “Christenson Electric, Inc.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	Allied Engineering	Exact match	Portland, ME, United StatesHQ recorded Oct 25, 2026	11-50	139 contacts →
	Exact match “Allied Engineering (AEI) is now Salas O'Brien.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Competitive Energy Services	Exact match	Portland, ME, United StatesHQ recorded Oct 25, 2026	11-50	43 contacts →
	Exact match “Founded in by career energy professionals, Competitive Energy Services, LLC (CES) has been on the forefront of energy procurement since the advent of deregulation.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	Energy GPS LLC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	22 contacts →
	Exact match “Energy GPS LLC was formed in 2009 with the goal of providing analysis and advice to clients in the energy industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	Reyes Engineering, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	11-50	20 contacts →
	Exact match “Founded in Reyes Engineering, Inc, is an electrical engineering firm with offices in Portland and Seattle.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	Renewable Acres	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	16 contacts →
	Exact match “As lovers of the great outdoors, we want to play our part in creating a cleaner, safer world for future generations.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10	Optimum EPC Contracting	Exact match	Portland, ME, United StatesHQ recorded Oct 25, 2026	11-50	14 contacts →
	Exact match “EPC contracting isn’t just a job for us.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11	System Design Consultants, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	11-50	11 contacts →
	Exact match “System Design Consultants, Inc.(SDC), is celebrating 35 years in the Portland design community, providing mechanical and electrical engineering services for commercial and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	Strategic Energy Group	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	11-50	11 contacts →
	Exact match “Our mission is to provide environmentally responsible resource management that creates a competitive advantage for our clients and to provide a rewarding work environment for our…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13	Continuous Solutions	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	10 contacts →
	Exact match “Continuous Solutions designs, simulates, and analyzes electric motors, generators and drives.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	T&m Design, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	6 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	Creative Renewable Solutions, LLC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	5 contacts →
	Exact match “Creative Renewable Solutions is a clean energy consulting firm that helps businesses, utilities, and clean energy developers achieve their unique sustainability and performance…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	Anchor Blue Consulting, LLC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	4 contacts →
	Exact match “Anchor Blue LLC is a small energy consulting firm specializing in services related to energy efficiency, renewable energy, demand response and other demand side management…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17	R.M. Beaumont Corp	Exact match	Portland, ME, United StatesHQ recorded Oct 25, 2026	1-10	4 contacts →
	Exact match “The RM Beaumont Corporation (RBC) was founded in 2006 by Ryan Beaumont, P.E, and provides engineering services to support the industry sectors of energy, manufacturing, aerospace…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	Hodaie Engineering INC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	4 contacts →
	Exact match “Hodaie Engineering was established in with a simple, yet effective strategy: to let our work speak for itself.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	Altman Browning & Company	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	3 contacts →
	Exact match “At Altman Browning & Company, we are a dedicated engineering team committed to delivering exceptional solutions across a diverse range of industries.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	Coefficient Consulting LTD	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	2 contacts →
	Exact match “We help organizations articulate their vision for success while providing coaching, engineering, and organizational resources to support their energy management journey.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21	Ferment Service	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	2 contacts →
	Exact match “Ferment Service provides fractional and T&M engineering consulting to CPG manufacturers, food and beverage producers, and industrial clients.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22	Grid-Scale Advisors	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	1 contacts →
	Exact match “Grid-Scale Advisors offers specialized advisory services to developers and investors looking to make smart technology and partnership decisions in the rapidly evolving energy…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23	Architectural Applications P.C	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	1 contacts →
	Exact match “a2) is an engineering, architecture and product design consultancy dedicated to developing smarter and more elegant solutions for the use of resources in our natural and built…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24	Collinscea	Exact match	Portland, ME, United StatesHQ recorded Oct 25, 2026	1-10	1 contacts →
	Exact match “CollinsCEA provides expert consulting, engineering, and advising services to utilities, government, and commercial and industrial customers.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25	A Inman Consulting, LLC	Exact match	Portland, OR, United StatesHQ recorded Oct 25, 2026	1-10	1 contacts →
	Exact match “A Inman Consulting specializes in delivering a comprehensive suite of services designed to empower our clients in the realm of energy efficiency.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “energy systems engineering services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 40 energy systems engineering services based in Portland, United States

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Energy systems engineering services based in Portland, United States at a glance

As of Oct 25, 2026

40.1%Verified-email coverage

48.5Average contacts per company

1-10Median size (employees)

Oct 25, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Portland, so it is reported there. Company counts and contact totals on this page are exact for Portland, over 40 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Portland, United States whose business descriptions match “energy systems engineering services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 778 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 25, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Energy systems engineering services by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “energy systems engineering services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy systems engineering services are there based in Portland, United States?

RevenueBase identified 40 company matches for energy systems engineering services associated with Portland, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

PAE tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most energy systems engineering services?

Houston leads the United States with 249 company records, followed by New York (120) and Austin (65). Portland has 40.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 778 professional contacts with verified work emails tracked across these 40 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 25, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.