Company lists · Data refreshed September 2026

Top 25 Construction law firms based in Seattle, United States

RevenueBase identified 49 construction law firms headquartered in Seattle, United States as of September 2026 and tracks 436 professional contacts across them, including 245 with verified work emails. New York is the largest hub.

This list covers construction law firms headquartered in Seattle, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
49Companies
436Contacts tracked
245Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest construction law firms based in Seattle, United States

Ranked by team size
Top 25 of 49 construction law firms based in Seattle, United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to construction law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202651-20085 contacts →

Partial evidence

“Cairncross & Hempelmann (“CH & ”) is a full-service law firm in Seattle, Washington.”

Source: RevenueBase Database · checked Sep 14, 2026
2Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5043 contacts →

Partial evidence

“The law firm of Betts Patterson Mines traces its origins to a firm that was founded in 1899.”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202651-20029 contacts →

Partial evidence

“With deep roots in the Pacific Northwest and Alaska, Oles Morrison has built a legal practice with a focus on construction, government contracts, commercial litigation and real…”

Source: RevenueBase Database · checked Sep 14, 2026
4Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5027 contacts →

Indirect evidence

“Ahlers Cressman & Sleight PLLC proudly provides its clients unsurpassed service.”

Source: RevenueBase Database · checked Sep 14, 2026
5Strong evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5018 contacts →

Strong evidence

“Terrell Marshall Law Group PLLC (“TMLG”) is a Seattle law firm that concentrates its practice in complex civil litigation, including commercial litigation, construction defect…”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5017 contacts →

Indirect evidence

“We have delivered innovative solutions to the real estate and business industry for over 30 years.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5014 contacts →

Indirect evidence

“Success, like a well-built building, comes from hard work with the right tools.”

Source: RevenueBase Database · checked Sep 14, 2026
8Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5013 contacts →

Partial evidence

“We are a boutique law firm handling all forms of complex tort and contract litigation in both Washington and Oregon.”

Source: RevenueBase Database · checked Sep 14, 2026
9Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-1012 contacts →

Partial evidence

“We are a boutique law firm that combines the very best attributes of big firm experience and small firm attention.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-5012 contacts →

Partial evidence

“HAINLINE was founded in 1981 to assist owners, architects, and contractors in the construction process.”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-1010 contacts →

Indirect evidence

“Our clients are focused on building, growing, and running their businesses.”

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-509 contacts →

Partial evidence

“Peryea Silver Taylor is a boutique real estate law firm located in Seattle, Washington.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-109 contacts →

Indirect evidence

“Our clients range from solo entrepreneurs to family businesses, franchises, and even multi-national corporations.”

Source: RevenueBase Database · checked Sep 14, 2026
14Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-108 contacts →

Partial evidence

“Holmquist & Gardiner PLLC is a law firm focused on providing effective legal counsel in a timely and cost efficient manner.”

Source: RevenueBase Database · checked Sep 14, 2026
15Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-107 contacts →

Partial evidence

“Truss Faber provides legal counsel to the construction and manufacturing industries and companies involved in government contracts.”

Source: RevenueBase Database · checked Sep 14, 2026
16Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-107 contacts →

Partial evidence

“We are a Seattle-based law firm specializing in government contract law, with all its unique complexities.”

Source: RevenueBase Database · checked Sep 14, 2026
17Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-105 contacts →

Partial evidence

“Local Seattle law firm”

Source: RevenueBase Database · checked Sep 14, 2026
18Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-504 contacts →

Partial evidence

“Our firm is regularly identified among the finest trial law firms in the region.”

Source: RevenueBase Database · checked Sep 14, 2026
19Indirect evidenceSeattle, United StatesHQ checked Sep 14, 20261-104 contacts →

Indirect evidence

“Our company is comprised of leaders in the industry who will bring your vision to life with the least amount of hassle possible, no matter how big the project.”

Source: RevenueBase Database · checked Sep 14, 2026
20Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-103 contacts →

Indirect evidence

“Kruger Architecture provides architecture and design services that respond to clients' unique needs.”

Source: RevenueBase Database · checked Sep 14, 2026
21Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-103 contacts →

Indirect evidence

“Since Smyth & Mason, PLLC has successfully managed disputes for businesses and individuals in Seattle, the Pacific Northwest, across the United States and internationally.”

Source: RevenueBase Database · checked Sep 14, 2026
22Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-102 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
23Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-102 contacts →

Partial evidence

“Ember Law PLLC is a boutique civil litigation firm headquartered in downtown Seattle.”

Source: RevenueBase Database · checked Sep 14, 2026
24Indirect evidenceSeattle, WA, United StatesHQ checked Sep 14, 20261-102 contacts →

Indirect evidence

“Welcome to Legate LLP, your trusted partner in business formation and restructuring.”

Source: RevenueBase Database · checked Sep 14, 2026
25Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202611-501 contacts →

Partial evidence

“Anderson/Collier Architects in Hawaii can design and build your own home by providing extraordinary architecture and quality construction.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 49 construction law firms based in Seattle, United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 245 reachable decision-makers.

Free signup · no credit card

View the full list →

Construction law firms based in Seattle, United States at a glance

As of Sep 14, 2026
56.2%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
630.6%Largest-city concentration · New York
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
15
51-200
2

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 49 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among construction law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Seattle, United States whose own description of what they do matches “construction law firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names construction law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among construction law firms, and records with no verified work email. Companies headquartered outside Seattle are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 245 across the full list. 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 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Construction law firms by metro in the United States

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names construction law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many construction law firms are there based in Seattle, United States?

RevenueBase identified 49 construction law firms headquartered in Seattle, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Cairncross & Hempelmann, headquartered in Seattle, tops this list with the largest team on record.

Which city has the most construction law firms?

New York leads with 309 headquartered companies, followed by Houston (178) and Chicago (135).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 245 verified decision-maker contacts tracked across these 49 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 2026.

Ready to reach these companies? Verified emails and direct dials for all 49 construction law firms based in Seattle, United States. Start with a free account, no credit card.

Download this list →

Related lists

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 Smart Search, 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.