Formal course records are not the only possible evidence. Dated work, supervised assignments and detailed explanations from people with firsthand knowledge may demonstrate how the employee developed and applied the relevant expertise.
Build a verifiable small-business record
Identify a few representative projects and who can explain the employee’s contribution. Include payroll, employment history, ownership documents and evidence of business activity alongside the knowledge exhibits. Do not backdate newly prepared descriptions or portray informal mentoring as a formal certification programme.
Explain how current summaries relate to contemporaneous records. Use what the business already produces. Written procedures, maintenance and calibration logs, production or batch records, quality complaints and how they were resolved, customer correspondence addressed to the employee, supplier specifications, and any document the employee authored or signed all show the work rather than describing it.
Where the knowledge is genuinely undocumented, the owner or a senior colleague can describe it, and that account is more credible when it is specific about dates, problems and outcomes than when it is general about capability. Avoid manufacturing formality: an organizational chart drawn for the petition, a training certificate issued retrospectively, or a job description written last week all tend to undermine the material around them. Explain the company as it is, and let the ordinary records carry the argument.