Company lists · Data refreshed September 2026

Top 25 Infrastructure law firms based in Portland, United States

RevenueBase identified 37 company matches for infrastructure law firms associated with Portland, United States as of September 2026 and tracks 3,924 professional contacts across them, including 2,236 with verified work emails. Across the United States, Houston is the largest hub for this category (166 companies); Portland has 37.

This list covers company matches for infrastructure law 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 21, 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 21, 2026 How this list was built
37Companies
3,924Contacts tracked
2,236Verified emails
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The 25 largest infrastructure law firms based in Portland, United States

Ranked by team size
Top 25 of 37 company matches for infrastructure law firms based in Portland, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPortland, OR, United StatesHQ recorded Sep 21, 2026501-1,0001,031 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 21, 2026 · View company records in RevenueBase
2Exact matchPortland, OR, United StatesHQ recorded Sep 21, 2026501-1,000864 contacts →

Exact match

“Stoel Rives is a leading U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchPortland, OR, United StatesHQ recorded Sep 21, 2026201-500398 contacts →

Exact match

“We focus our practices by industry, so you can access legal services based on your unique needs in today’s economy.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchPortland, OR, United StatesHQ recorded Sep 21, 2026201-500341 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 21, 2026 · View company records in RevenueBase
5Exact matchPortland, ME, United StatesHQ recorded Sep 21, 2026201-500320 contacts →

Exact match

“Pierce Atwood LLP, a highly-regarded, full-service law firm based in New England, has 150 attorneys who serve regional, national, and international clients from offices in…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchPortland, ME, United StatesHQ recorded Sep 21, 2026201-500245 contacts →

Exact match

“We are a New England-based law firm that advises clients across the U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202651-200197 contacts →

Exact match

“A leading Pacific Northwest law firm, Tonkon Torp provides legal counsel, business advice and litigation services to regional, national and international clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchPortland, ME, United StatesHQ recorded Sep 21, 202651-200186 contacts →

Exact match

“Drummond Woodsum is a full-service law firm with more than 100 attorneys and consultants in offices in Portland, Maine, Manchester, and Lebanon, New Hampshire, and Flagstaff…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5056 contacts →

Exact match

“Located in Portland, Oregon, the attorneys of Lindsay Hart offer a full range of experienced litigation services to companies, public entities, and individuals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchPortland, OR, United StatesHQ recorded Sep 21, 2026201-50040 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 21, 2026 · View company records in RevenueBase
11Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5035 contacts →

Exact match

“At Chenoweth Law Group, P.C, we provide effective advocacy in complex commercial and civil litigation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchPortland, ME, United StatesHQ recorded Sep 21, 202611-5030 contacts →

Exact match

“Perkins Thompson is a client-centric, Maine-based law firm that works with businesses, institutions, and individuals to realize their goals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchPortland, United StatesHQ recorded Sep 21, 202611-5028 contacts →

Exact match

“Over 30 years ago, the earliest iteration of Cable Huston (pronounced, “Cable Houston”) was formed with the express purpose of providing clients superior legal guidance without…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5019 contacts →

Exact match

“Sokol Larkin, a boutique law firm located in Portland, Oregon, has earned its reputation as one of the Pacific Northwest’s premier firms in the areas of construction and design…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5018 contacts →

Exact match

“Brownstein Rask LLP has been a prominent midsize Portland law firm since its founding over 50 years ago.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5016 contacts →

Exact match

“Energy, Environmental, and Telecommunications Law, these fields are undergoing constant change and rapid growth.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5013 contacts →

Exact match

“Waterleaf has been active in the Northwest since 1952, focusing on four areas - commercial, transportation/industrial, medical/dental, and community.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“Radler White Parks & Alexander LLP was created to offer clients industry leading legal services in land use, real estate and related corporate matters.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchPortland, OR, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“Environmental and Municipal Law From our offices in Pennsylvania, California, and Oregon, we practice as one law firm, holding closely to core values that start with a deep…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchPortland, OR, United StatesHQ recorded Sep 21, 20261-109 contacts →

Exact match

“Combined our firm has more than 100 years of legal expertise finding highly effective, efficient solutions for our clients and providing outstanding client service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchPortland, ME, United StatesHQ recorded Sep 21, 20261-104 contacts →

Exact match

“Landform Law, LLC, offers a full range of civil legal services for property owners, developers, municipalities, and public interest groups in Maine, with special expertise in land…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchPortland, OR, United StatesHQ recorded Sep 21, 20261-103 contacts →

Exact match

“Barg Singer Hoesly delivers experienced counsel and strategic guidance to help our clients efficiently navigate real estate transactions and disputes, business issues, and civil…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchPortland, OR, United StatesHQ recorded Sep 21, 20261-103 contacts →

Exact match

“Rosen & Schneider, LLC, is built on more than 40 years of experience in civil litigation, with a focus on aviation and product liability defense claims.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchPortland, OR, United StatesHQ recorded Sep 21, 20261-103 contacts →

Exact match

“We believe in using the law to create a more sustainable future by helping our clients structure, negotiate, document, and execute complex transactions in the renewable energy…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchPortland, OR, United StatesHQ recorded Sep 21, 20261-101 contacts →

Exact match

“Areas of practice:* business & corporate * real estate & land use * litigation * regulated industries * bankruptcy & insolvency * employment & intellectual property”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 37 infrastructure law firms based in Portland, United States

See the full list, filter by size, metro and specialty, and access 2,236 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure law firms based in Portland, United States at a glance

As of Sep 21, 2026
57.0%Verified-email coverage
106.1Average contacts per company
11-50Median size (employees)
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
15
11-50
13
51-200
2
201-500
5
501-1,000
2

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 37 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 “infrastructure law 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 2,236 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 21, 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.

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

How many infrastructure law firms are there based in Portland, United States?

RevenueBase identified 37 company matches for infrastructure law 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 infrastructure law firms?

Houston leads the United States with 166 company records, followed by New York (162) and Washington (134). Portland has 37.

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 2,236 professional contacts with verified work emails tracked across these 37 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 21, 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.