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Top immigration law firms by H-1B filings

The law firms and filing agents that prepare the most H-1B labor condition applications, the attorneys behind the visas. Ranked by attorney-of-record, FY20172026. Each firm's biggest corporate clients link to their sponsorship profile.

Which law firms prepare the most H-1B filings?

Fragomen, Berry Appleman & Leiden (BAL), and Ogletree Deakins prepare the most H-1B labor condition applications, at 563,829; 249,311; and 117,445 filings, out of 199 firms ranked from FY2017 to 2026 U.S. Department of Labor records. Each count is applications the firm prepared for employer clients, not people it employs.

#Law firm / agentH-1B filings
2Berry Appleman & Leiden (BAL)Top clients: Google LLC · Deloitte Consulting LLP · Amazon.com Services LLC · Meta Platforms, Inc.249,311
6EiglawTop clients: PayPal, Inc. · Salesforce, Inc. · Salesforce.com, Inc. · eBay Inc.50,001
8GiafirmTop clients: Anthem, Inc. · Nordstrom, Inc. · Elevance Health, Inc. · Humana Inc.34,154
10ImmigrationlawTop clients: Humana Inc. · KLA Corporation · Slalom, Inc. · Nordstrom, Inc.29,524
22Fisher PhillipsTop clients: Zillow, Inc. · Marvell Semiconductor, Inc. · WSP USA Inc. · Rsm US LLP16,052
43MehlmanjacobsTop clients: Tesla, Inc. · SAP America, Inc. · Tesla, Inc. · SAP Labs, LLC8,249

Firm identity is the attorney email domain on each H-1B filing (the LCA has no firm-name field), so multiple attorneys at one firm roll up together; a few large firms get a curated name and their domains merged. About 15% of filings name an attorney, the rest are filed by the employer directly (pro se) and aren't counted here.