Solvay vs Tokyo Ohka Kogyo

Both are primarily Photoresists & Chemicals companies. Tokyo Ohka Kogyo is larger by market cap ($6.1B vs $3.1B). Solvay reports higher tracked revenue ($4.9B vs $1.5B).

Shared segment: Materials.

Side-by-side

SolvayTokyo Ohka Kogyo
Market cap$3.1B$6.1B
Revenue$4.9B (FY2025)$1.5B (FY2025)
Primary segmentPhotoresists & ChemicalsPhotoresists & Chemicals
Market positionmajorleader
CountryBelgiumJapan
Tracked suppliers00
Tracked customers78
Chokepoint / criticality68/10083/100

Market caps/revenue from the wafergraph dataset · data as of 2026-09-16. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How Solvay and Tokyo Ohka Kogyo compare

  • Size: Tokyo Ohka Kogyo is the larger company by market cap.
  • Revenue: Solvay reports higher tracked revenue.
  • Supply-chain criticality: Tokyo Ohka Kogyo has the higher chokepoint score (83/100 vs 68/100).
  • Footprint: Solvay (Belgium) vs Tokyo Ohka Kogyo (Japan).

Company hubs

Solvay · Tokyo Ohka Kogyo · Materials segment

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Cite as: wafergraph, “Solvay vs Tokyo Ohka Kogyo”, https://wafergraph.com/compare/solvay-vs-tok (data as of 2026-09-16).