What's the difference between AT&S and Samsung Electro-Mechanics?

AT&S is a major in Substrates based in Austria; Samsung Electro-Mechanics is a major in Substrates based in South Korea. Both operate in the Materials segment.

Who are AT&S's and Samsung Electro-Mechanics's suppliers?

wafergraph tracks 0 suppliers for AT&S and 1 for Samsung Electro-Mechanics; Samsung Electro-Mechanics's include Ajinomoto.

AT&S vs Samsung Electro-Mechanics

Both are primarily Substrates companies. Samsung Electro-Mechanics is larger by market cap ($87.1B vs $9.3B). Samsung Electro-Mechanics reports higher tracked revenue ($8.4B vs $2.0B).

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Side-by-side

	AT&S	Samsung Electro-Mechanics
Market cap	$9.3B	$87.1B
Revenue	$2.0B (FY2026)	$8.4B (FY2025)
Primary segment	Substrates	Substrates
Market position	major	major
Country	Austria	South Korea
Tracked suppliers	0	1
Tracked customers	8	9
Chokepoint / criticality	68/100	68/100

Market caps/revenue from the wafergraph dataset · data as of 2026-10-09. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How AT&S and Samsung Electro-Mechanics compare

Size: Samsung Electro-Mechanics is the larger company by market cap.
Revenue: Samsung Electro-Mechanics reports higher tracked revenue.
Supply-chain criticality: Both companies have the same chokepoint score (68/100).
Footprint: AT&S (Austria) vs Samsung Electro-Mechanics (South Korea).

Company hubs

AT&S · Samsung Electro-Mechanics · Materials segment

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Cite as: wafergraph, “AT&S vs Samsung Electro-Mechanics”, https://wafergraph.com/compare/ats-vs-semco (data as of 2026-10-09).

Frequently asked questions3

Is AT&S bigger than Samsung Electro-Mechanics?: Samsung Electro-Mechanics is larger by market cap ($87.1B vs $9.3B).
What's the difference between AT&S and Samsung Electro-Mechanics?: AT&S is a major in Substrates based in Austria; Samsung Electro-Mechanics is a major in Substrates based in South Korea. Both operate in the Materials segment.
Who are AT&S's and Samsung Electro-Mechanics's suppliers?: wafergraph tracks 0 suppliers for AT&S and 1 for Samsung Electro-Mechanics; Samsung Electro-Mechanics's include Ajinomoto.