H-1B sponsorship profile: Letter AI, Inc (formerly Tractatus AI, Inc). Across U.S. Department of Labor LCA disclosures, Letter AI, Inc (formerly Tractatus AI, Inc) filed 1 Labor Condition Applications covering 1 H-1B worker positions between fiscal year 2025 and fiscal year 2025. The employer’s DOL certification rate sits at 100% (1 certified of 1 filed), a useful proxy for how cleanly their prevailing-wage attestations pass the Labor Department’s preliminary review before USCIS adjudication.

Compensation spread. Offered wages on Letter AI, Inc (formerly Tractatus AI, Inc)’s H-1B petitions range from $161,637 at the low end to $161,637 at the high end, with a petition-weighted average of $161,637. That range reflects the mix of occupations the company sponsors, led by Founder & Chief Technology Officer (1 petitions at $161,637 avg). H-1B salaries reported on LCAs must meet or exceed the DOL prevailing wage for the role and worksite, so the spread also tracks wage-level geography and seniority.

Geographic footprint. Letter AI, Inc (formerly Tractatus AI, Inc) is headquartered in Lincolnshire, IL under NAICS code 541511, and places H-1B workers across 1 state, most heavily in CA. Combined, these signals give a granular view of how one employer uses the H-1B program, volume, approval cleanliness, wage posture, and where the jobs actually sit on the map.

Where Letter AI, Inc (formerly Tractatus AI, Inc) ranks. By H-1B petition volume, Letter AI, Inc (formerly Tractatus AI, Inc) is #72,571 of 119,880 employers nationally and #3,254 of 5,284 employers headquartered in IL. Both ranks are computed live from the same underlying petition counts, not a separate estimate.