VAT Group → ASML
Yes, wafergraph tracks VAT Group as a supplier of ASML, as of 2026-10-09. ASML sources from 10 tracked suppliers in this dataset; VAT Group is positioned as a leader in Equipment (Front End), so this edge is harder to replace than a challenger or niche supplier.
Data as of 2026-10-09 · relationship type: tracked supplier → customer · both names resolve in companies.json · no dollar amount is shown unless it already sits on a company record, and none is invented here
Why this edge matters
VAT Group (leader in Equipment (Front End)) is a tracked supplier of ASML (monopoly in Equipment (Front End)). Dominant maker of vacuum valves for semiconductor process tools. Sole supplier of EUV lithography machines required for all leading-edge chips. The edge is one of 10 tracked suppliers of ASML and one of 13 tracked customers of VAT Group.
Source: derived from both company records and the counted edges.
Concentration / risk note
VAT Group is positioned as a leader in Equipment (Front End), so this edge is harder to replace than a challenger or niche supplier.
Basis: supplier position. Omitted on edges where the graph does not back a concentration claim.
The two companies
VAT Group (supplier)
Dominant maker of vacuum valves for semiconductor process tools.
ASML (customer)
Sole supplier of EUV lithography machines required for all leading-edge chips.
Other tracked suppliers of ASML
Other tracked customers of VAT Group
Frequently asked questions3
- Is VAT Group a supplier of ASML?
- Yes. wafergraph records VAT Group as a tracked supplier of ASML (as of 2026-10-09).
- How many suppliers does ASML have?
- The dataset records 10 tracked suppliers for ASML.
- How many customers does VAT Group have?
- The dataset records 13 tracked customers for VAT Group.
Cite as: wafergraph, “VAT Group → ASML — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/vat_group/asml/ (data as of 2026-10-09).
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