Company lists · Data refreshed September 2026

Top 25 Construction labor law firms based in Boston, United States

RevenueBase identified 70 construction labor law firms headquartered in Boston, United States as of September 2026 and tracks 1,438 professional contacts across them, including 851 with verified work emails. Across the United States, New York is the largest hub for this category (397 companies); Boston has 70.

This list covers construction labor law firms headquartered in Boston, 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 27, 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 27, 2026 86% judged on-target in blind review
70Companies
1,438Contacts tracked
851Verified emails
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The 25 largest construction labor law firms based in Boston, United States

Ranked by team size
Top 25 of 70 construction labor law firms based in Boston, United States, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to construction labor 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
1Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 2026201-500398 contacts →

Indirect evidence

“For 75 years, Morrison Mahoney LLP has been committed to servicing its clients' needs and working with its clients to achieve desired goals and objectives.”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202651-200137 contacts →

Partial evidence

“Recognized as one of the region's most experienced, reliable and persistent litigation firms, Boyle | Shaughnessy Law builds confidence with each client by achieving winning…”

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202651-200100 contacts →

Indirect evidence

“For over 25 years, our dedicated attorneys have been setting the standard for exceptional representation in liability defense litigation.”

Source: RevenueBase Database · checked Sep 27, 2026
4Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202651-20090 contacts →

Indirect evidence

“Firm Overview At Peabody & Arnold, our attorneys handle complex and often highly sensitive matters, and have particular expertise in civil litigation and insurance services.”

Source: RevenueBase Database · checked Sep 27, 2026
5Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5066 contacts →

Partial evidence

“Ruberto, Israel & Weiner is a well established business law firm based in Boston, providing legal services to a diverse client base throughout the region, across the U.S.”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5052 contacts →

Partial evidence

“Morgan, Brown & Joy is among New England's oldest and largest management-side employment law firm.”

Source: RevenueBase Database · checked Sep 27, 2026
7Strong evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5050 contacts →

Strong evidence

“Bernkopf is a boutique law firm that takes a smarter approach to real estate, litigation, construction, and business law, serving clients across Massachusetts and the United…”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5044 contacts →

Indirect evidence

“For more than twenty-five years, Adler, Cohen, Harvey, Wakeman & Guekguezian has consistently delivered successful results defending our clients in civil litigation and licensing…”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5037 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
10Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5036 contacts →

Partial evidence

“HRW’s team of experienced attorneys helps employers remain in compliance with the law and avoid or resolve every manner of workplace dispute.”

Source: RevenueBase Database · checked Sep 27, 2026
11Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5030 contacts →

Partial evidence

“DLLP is a full-service law firm dedicated to offering the highest level of strategic counsel.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 20261-1030 contacts →

Indirect evidence

“Since 1984, McKenzie & Associates, P.C.”

Source: RevenueBase Database · checked Sep 27, 2026
13Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5022 contacts →

Partial evidence

“Based in Boston, Flynn Law Group is an award-winning team of attorneys specializing in housing law, condominium law and commercial property law.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202651-20018 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
15Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5014 contacts →

Partial evidence

“Since 1977, we have proudly served the men and women of the massachusetts labor movement.”

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5012 contacts →

Indirect evidence

“Legal Services”

Source: RevenueBase Database · checked Sep 27, 2026
17Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 20261-1011 contacts →

Partial evidence

“Hartley Michon Robb Hannon LLP concentrates in employment law, executive advocacy and litigation.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“At the law firm of Gilman, McLaughlin & Hanrahan, LLP, we have been serving individuals and businesses in and around Boston, eastern Massachusetts and Cape Cod since 1975.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 20261-1010 contacts →

Indirect evidence

“Strang Scott is a dynamic business transaction and litigation firm, dedicated to serving the needs of business of all sizes.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 20261-1010 contacts →

Partial evidence

“We are pleased to announce that, effective April 1, 2018, the attorneys, paralegals and support staff formerly with Governo Law Firm LLC have moved to Smith Duggan Buell & Rufo…”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceBoston, United StatesHQ checked Sep 27, 20261-108 contacts →

Partial evidence

“Diedrich & Donohue, LLP is a law firm recognized for its trial experience, individualized client attention and proven litigation success.”

Source: RevenueBase Database · checked Sep 27, 2026
22Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 20261-108 contacts →

Partial evidence

“The law firm of Laredo & Smith, LLP provides respected advice and creative representation in business litigation, white collar criminal defense and government investigations…”

Source: RevenueBase Database · checked Sep 27, 2026
23Strong evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-508 contacts →

Strong evidence

“Segal Roitman, LLP is New England’s oldest and largest law firm exclusively representing labor unions, employees, and employee benefit funds.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-508 contacts →

Indirect evidence

“Since 1974, the attorneys at Phillips & Angley have provided a full range of legal services to individuals and businesses throughout Massachusetts.”

Source: RevenueBase Database · checked Sep 27, 2026
25Partial evidenceBoston, MA, United StatesHQ checked Sep 27, 202611-508 contacts →

Partial evidence

“Attorneys representing labor unions and employees who have problems at work or injuries.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 70 construction labor law firms based in Boston, United States

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Construction labor law firms based in Boston, United States at a glance

As of Sep 27, 2026
59.2%Verified-email coverage
20.5Average contacts per company
1-10Median size (employees)
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
21
51-200
6
201-500
1

Email recency for this list is measured across the whole United States list rather than for Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 70 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 labor 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 Boston, United States whose own description of what they do matches “construction labor 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 labor 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 labor law firms, and records with no verified work email. Companies headquartered outside Boston 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, 851 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 27, 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 labor 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 labor 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 labor law firms are there based in Boston, United States?

RevenueBase identified 70 construction labor law firms headquartered in Boston, 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?

Morrison Mahoney LLP, headquartered in Boston, tops this list with the largest team on record.

Which city in the United States has the most construction labor law firms?

New York leads the United States with 397 headquartered companies, followed by Los Angeles (242) and Houston (191). Boston has 70.

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 851 verified decision-maker contacts tracked across these 70 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 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 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.