Company lists · Data refreshed September 2026

Top 22 H1b visa law firms based in New York, United States

RevenueBase identified 321 company matches for h1b visa law firms associated with New York, United States as of September 2026 and tracks 8,438 professional contacts across them, including 5,333 with verified work emails and 1,937 with mobile numbers. Across the United States, New York is the largest hub for this category.

This list covers company matches for h1b visa law firms associated with New York, 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 12, 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 12, 2026 How this list was built
321Companies
8,438Contacts tracked
5,333Verified emails
1,937Mobile numbers
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The 22 largest h1b visa law firms based in New York, United States

Ranked by team size
Top 22 of 321 company matches for h1b visa law firms based in New York, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 12, 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 matchNew York, NY, United StatesHQ recorded Sep 12, 20265,001-10,0006,245 contacts →

Exact match

“Fragomen is the leading global immigration services firm worldwide.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5088 contacts →

Exact match

“Manifest Law is a modern immigration law firm with handpicked attorneys powered by cutting-edge software.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202651-20058 contacts →

Exact match

“The team behind the Law Firm is an incredible one.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5043 contacts →

Exact match

“We are an international law firm, comprised of talented and dedicated lawyers, recognized as the premier firm serving the US-China business corridor.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5042 contacts →

Exact match

“Barst & Mukamal LLP is an immigration law firm based in New York City.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5041 contacts →

Exact match

“Founded over 45 years ago, KM & M represents businesses ranging from Fortune 500 companies, to start-ups, to mom-and-pop shops with respect to all labor, employment, and…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202651-20038 contacts →

Exact match

“History The firm was founded in 1958 by Harry Spar, one of the original members of the American Immigration Lawyers Association, and concentrated initially on United States…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5035 contacts →

Exact match

“Wildes & Weinberg, P.C, perhaps the United States' premier law firm concentrating in the immigration and nationality field, grew out of the practice of Leon Wildes, Esq, a…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5035 contacts →

Exact match

“JEELANI LAW FIRM, PLC is a national immigration law practice which represents individuals throughout the U.S.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5029 contacts →

Exact match

“Our founder, Arthur Pollack, was born in Yonkers, NY but moved to Germany as a young child.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Sep 12, 20261-1026 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5022 contacts →

Exact match

“Welcome Neil Weinrib & Associates is one of the leading law firms in the United States, concentrating in immigration legal practice as well as real estate, corporate, business…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 12, 20261-1020 contacts →

Exact match

“The Margolis Law Firm was founded in 1982 by Jeffrey A.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5020 contacts →

Exact match

“Dell'Ome Law Firm is based in New York (NY).”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5020 contacts →

Exact match

“Demidchik Law Firm is a rapidly growing mid-sized law firm.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 12, 20261-1020 contacts →

Exact match

“With offices in New York City (New York), Buffalo (New York), Fort Erie (Canada) and New Delhi (India), Malik & Popiel, P.C, specializes in four-core practice areas, which…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5018 contacts →

Exact match

“Klug Law Firm PLLC is headquartered in New York City, servicing clients throughout the entire United States and globally.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202651-20018 contacts →

Exact match

“Davies & Associates is a global, immigration-focused law firm that helps clients from all over the world set up new and exciting businesses in the United States and procure the…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202651-20017 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5016 contacts →

Exact match

“Lehach Filippa is the leading immigration law firm for creative professionals.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 12, 20261-1016 contacts →

Exact match

“O’Brien & Associates is a U.S.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 12, 202611-5015 contacts →

Exact match

“Mona Shah & Associates Global (MSA Global) is a full-service U.S.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase

Showing 22 of 321 h1b visa law firms based in New York, United States

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H1b visa law firms based in New York, United States at a glance

As of Sep 12, 2026
63.2%Verified-email coverage
23.0%Mobile-number coverage
26.3Average contacts per company
1-10Median size (employees)
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
231
11-50
70
51-200
18
201-500
1
5,001-10,000
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

Company record updated

Median 63.0d

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 New York, United States whose business descriptions match “h1b visa 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 5,333 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 12, 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 “h1b visa law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many h1b visa law firms are there based in New York, United States?

RevenueBase identified 321 company matches for h1b visa law firms associated with New York, 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?

Fragomen 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 h1b visa law firms?

New York leads the United States with 298 company records, followed by Houston (132) and Los Angeles (111).

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 5,333 professional contacts with verified work emails tracked across these 321 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 12, 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.