Company lists · Data refreshed September 2026

Top 25 Engineering consultancy firms based in Portland, United States

Name: Engineering consultancy firms based in Portland, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 103 companies tracked

RevenueBase identified 103 company matches for engineering consultancy firms associated with Portland, United States as of September 2026 and tracks 3,509 professional contacts across them, including 1,616 with verified work emails. Across the United States, Houston is the largest hub for this category (537 companies); Portland has 103.

This list covers company matches for engineering consultancy firms 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 September 27, 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 Sep 27, 2026 How this list was built

103Companies

3,509Contacts tracked

1,616Verified emails

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The 25 largest engineering consultancy firms based in Portland, United States

Ranked by team size

Top 25 of 103 company matches for engineering consultancy firms based in Portland, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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	David Evans And Associates, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	501-1,000	1,031 contacts →
	Exact match “Since its founding in 1976 in Portland, Oregon, DEA has become a recognized leader for progressive and sustainable design and management solutions for complex transportation, land…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	PAE	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	201-500	744 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 · Sep 27, 2026 · View company records in RevenueBase
3	OTAK	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	201-500	341 contacts →
	Exact match “Otak values people, both those in our workplace and those that are impacted by the projects we undertake.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Interface Engineering, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	201-500	259 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	Allied Engineering	Exact match	Portland, ME, United StatesHQ recorded Sep 27, 2026	11-50	135 contacts →
	Exact match “Allied Engineering (AEI) is now Salas O'Brien.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Harper Houf Peterson Righellis INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	51-200	101 contacts →
	Exact match “Founded in Portland, Oregon in 1990, Harper Houf Peterson Righellis Inc.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Whpacific, An Nv5 Company	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	1,001-5,000	78 contacts →
	Exact match “WHPacific was acquired by NV5 in July of 2019.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	GSI Water Solutions, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	51-200	66 contacts →
	Exact match “GSI Water Solutions, Inc, is a specialized groundwater, environmental, and water resources consulting firm.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9	JHI Engineering	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	51-200	56 contacts →
	Exact match “JHI Engineering has been providing professional engineering services to heavy industry in the Pacific Northwest since 1976.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Vlmk Engineering Design	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	47 contacts →
	Exact match “Founded in 1971 in beautiful Portland, OR, VLMK Engineering + Design provides structural and civil engineering services for a variety of clients in the A/E/C and development…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	Norwest Engineering INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	51-200	41 contacts →
	Exact match “Norwest Engineering is a multi-disciplined, consulting engineering firm focused on developing long-standing relationships with our clients.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Murraysmith	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	201-500	40 contacts →
	Exact match “In 2021, Murraysmith became Consor Engineers, integrating our decades of experience delivering high-quality water and transportation infrastructure projects for public agency…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Acorn Engineering, INC	Exact match	Portland, ME, United StatesHQ recorded Sep 27, 2026	11-50	34 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Snyder Civil Engineering, LLC	Exact match	Portland, CT, United StatesHQ recorded Sep 27, 2026	11-50	33 contacts →
	Exact match “Snyder Civil is a cohesive team of water system professionals based in central Connecticut.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	Froelich Engineers	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	30 contacts →
	Exact match “Since 1983, Froelich Engineers has been delivering on-time, on-budget engineering services to leading owners, contractors, engineers, and developers across the country.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Peterson Structural Engineers, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	29 contacts →
	Exact match “In 2026, PSE was acquired by Consor, a leading North American engineering and advisory firm.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	Klosh Group, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	21 contacts →
	Exact match “Klosh Group is a consulting firm specializing in owner's representation, pre-construction planning, project management, and construction management services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	SFA Design Group, LLC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	16 contacts →
	Exact match “SFA Design Group, LLC is a structural engineering consulting company based out of Portland, Oregon, United States.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	2kg Contractors, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	15 contacts →
	Exact match “2KG Contractors is a professional construction company founded in 1989.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	Vista Structural Engineering, LLC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	1-10	14 contacts →
	Exact match “Vista Structural Engineering can help you complete any of the following projects: New Construction (Residential, Light Commercial) Addition to Existing Construction (Residential…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	Catena Consulting Engineers	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	14 contacts →
	Exact match “catena consulting engineers is a structural engineering firm deeply rooted in the Pacific Northwest.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Professional Roof Consultants, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	13 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	Humber Design Group, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	12 contacts →
	Exact match “Humber Design Group provides civil engineering design services for projects throughout the Pacific Northwest - large, small, complex, straightforward, urban, suburban, private…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	Pioneer Design Group, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	11 contacts →
	Exact match “Pioneer Design Group, Inc, located in Portland, Oregon, provides civil engineering, land use planning, land surveying, landscape architecture and development services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	WDY Structural & Civil Engineers	Exact match	Portland, OR, United StatesHQ recorded Sep 27, 2026	11-50	11 contacts →
	Exact match “Structural and Civil Engineering Solutions” Recorded in the RevenueBase company graph · Sep 27, 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 “engineering consultancy firms”. 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 103 engineering consultancy firms based in Portland, United States

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Engineering consultancy firms based in Portland, United States at a glance

As of Sep 27, 2026

46.1%Verified-email coverage

34.1Average contacts per company

1-10Median size (employees)

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 103 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 “engineering consultancy firms” 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 1,616 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 September 27, 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.

Engineering consultancy firms 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 “engineering consultancy firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many engineering consultancy firms are there based in Portland, United States?

RevenueBase identified 103 company matches for engineering consultancy firms associated with Portland, United States as of September 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?

David Evans And Associates, INC 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 engineering consultancy firms?

Houston leads the United States with 537 company records, followed by New York (412) and Chicago (189). Portland has 103.

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 1,616 professional contacts with verified work emails tracked across these 103 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 September 27, 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.