Supply chain roles & networks · Working
Tier-two supplier
Also called: Tier 2 supplier
ELI5
A supplier serving a tier-one supplier rather than the focal company directly.
Used in conversation
“Can we show the capacity constraint behind tier-two supplier?”
Pitch context
You will see “Tier-two supplier” in operating plans, procurement packs, supplier reviews and supply-chain reports when the discussion reaches supply chain roles & networks.
Why it matters: In supply chain roles & networks, the definition can change ownership, capacity, process, cost or safety decisions.
Sources & evidence · 3
Direct term-level sources and supporting source families.
- U.S. Bureau of Labor Statistics — Productivity programmeDirect source · primary · checked 2026-08-16
- UK Government — Groceries Supply Code of PracticeDirect source · primary · checked 2026-08-16
- U.S. Acquisition.gov — Federal Acquisition Regulation Part 15 — Contracting by NegotiationSupporting source family · primary · checked 2026-08-16