Read the general professional work overview
A familiar brand on an offer may differ from the legal entity arranging the professional work. Identify that entity before preparing the TN support letter. The record should explain the actual employment or contracting relationship, rather than assume a website logo establishes who employs, pays or receives the applicant’s services. Hypothetical example: a cryogenic-pump designer receives a letter from a marketing division while the payroll contract comes from a separate operating corporation. The first review should produce a name-and-role table: who offers the position, who supervises, who pays, who receives the services and which record supports each answer. The decision is whether the stated arrangement is a prearranged professional engagement with the identified entity, not whether the brand is familiar.
Connect the names with reliable records
Hypothetical example: a Montréal-Est applicant receives an offer under a product brand, while the contract names its operating company. Ask the employer to explain the connection and identify the party making the offer. Keep the contract, official correspondence and relevant entity records together. A different name may be explainable, but the applicant should not guess at the legal relationship during inspection. A certificate of formation, government registry extract, signed contract and authorized support letter answer different questions. Match each name used in the packet to one of those records. If the employer will not explain a mismatch, pause rather than asking the applicant to supply a corporate explanation from memory.
Explain the duties within that arrangement
Have the support letter identify the actual professional activities, remuneration and intended period. If several entities participate, state each role accurately and have the structure reviewed. A payroll provider or customer is not automatically the TN employer. The job must still match a listed profession and the applicant’s qualifying credentials; resolving the company name does not establish those requirements. The same review should test the duties against the listed profession and the credential actually held. Canadian applicants often request admission from CBP inspection or preclearance; an employer may instead submit Form I-129 to USCIS. TN cannot cover work for a U.S. enterprise the professional owns or controls, so ownership must be disclosed before the supporting documents are finalized.
Keep later changes visible
If an entity is renamed, acquired or replaced before the proposed start, obtain the actual documents and ask whether the immigration plan changes. Do not simply update the letterhead while leaving the old relationship unexplained. Preserve earlier versions as history and distinguish them from the current arrangement so the file provides one accurate account. Make the operational decision before a name change takes effect: obtain a new letter, explain the successor relationship, or defer the request until the evidence is coherent. Keep dated copies of the earlier and revised records. A last-minute change can be manageable when the file states what changed and why, but not when it silently mixes two employers.
What else is on your mind?
Is a matching job title enough for TN?Can years of experience replace a degree for TN?Can my own U.S. company employ me under TN?Can my spouse work if I hold TN status?Editorial source review: 2026-09-07. General preparation guidance, not an individual assessment.