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Credential pathways
What a credential requires, what it leads to, and what supersedes what — built only from relationships confirmed in official sources, never inferred. Every edge cites its evidence. Coverage grows as prerequisite research lands; see the methodology.
Pathway detail
What this credential requires
All of:
- CertificationTPI Certified Level 1 (TPI Level 1)
- CertificationJunior Level 2 (Junior 2)
Formal prerequisite: TPI Certified Level 1 (TPI Level 1) — source · verified 2026-09-06. Formal prerequisite: Junior Level 2 (Junior 2) — source · verified 2026-09-06.
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