# Ultra Clean Holdings, Inc. > Alpha governed public record. Unknown, unavailable, and unpublished values are never inferred as zero. ## Record | Field | Value | | --- | --- | | Representation | alpha-profile-markdown-v4 | | Protocol | Alpha Governance Facts Protocol 0.1 | | Schema | alpha.governance.entity.public.v1 | | Record version | public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce | | Governance record representation | alpha-governance-record-v2 | | Canonical entity | alpha:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2 | | Entity type | Company | | Canonical URL | https://registry.alpha.ac/companies/ultra-clean-holdings-inc | | Publication | PUBLISHED | | Verification | source_reported | | Verification schema | alpha-verification-states-v1 | | Ownership | unclaimed | | Published claims | 24 | | Claims under review | 1 | | Evidence records | 10 | | Conflicts | 0 | | Conflicts in internal review | 0 | | Observed | 2026-10-12T04:45:48.557815+00:00 | | Last reviewed | 2026-10-12T04:45:48.557815+00:00 | ## Identity - Legal name: Ultra Clean Holdings, Inc. - Display name: Ultra Clean Holdings, Inc. ## Alpha Governance Record | Field | Value | | --- | --- | | Governance Record schema | alpha-governance-record-v2 | | Ontology | alpha-governance-ontology-v1 | | Record version | public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce | | As of | 2026-10-12T11:42:16.388028+00:00 | | Completeness | 0.364 | | Record Quality | 0.841 | | Directors | 8 | | Committees | 0 | | Governance events | 13 | | Entity class | public_company | ## Section coverage | Section | State | | --- | --- | | identity | PUBLISHED | | corporate_structure | NOT_REVIEWED | | board | PUBLISHED | | committees | NOT_REVIEWED | | leadership | PUBLISHED | | ownership | NOT_REVIEWED | | financials | NOT_REVIEWED | | capital_structure | PUBLISHED | | compensation | NOT_REVIEWED | | governance | NOT_REVIEWED | | shareholder_governance | NOT_REVIEWED | | audit | NOT_REVIEWED | | legal | NOT_REVIEWED | | risk | NOT_REVIEWED | | cyber | NOT_REVIEWED | | ai_governance | NOT_REVIEWED | | agent_governance | RESTRICTED | | markets_external | NOT_REVIEWED | | events | PUBLISHED | | relationships | PUBLISHED | | assessments | PUBLISHED | | evidence | PUBLISHED | ## Board - Clarence L. Granger: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2002-01-01. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:6 - Emily M. Liggett: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2014-01-01. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:8 - Ernest E. Maddock: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2018-01-01. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:9 - Jacqueline A. Seto: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2020-01-01. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:10 - James Xiao: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2025-01-01. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:11 - Joanne Solomon: Director. Status: current. Independent: NOT_PUBLISHED. Since: 2025-01-01. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:12 - David T. ibnAle: Director. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:7 - Thomas T. Edman: Chairman of the Board. Status: unknown. Independent: true. Since: NOT_PUBLISHED. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:5 ## Executive leadership - Brian E. Harding: Senior Vice President, Chief Accounting Officer [CAO]. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:13 - Jamie J. Palfrey: Senior Vice President, Global Human Resources. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:17 - Jeff McKibben: Chief Information Officer [CIO]. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:18 - Jinsong (James) Xiao: Chief Executive Officer and Director [CEO]. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:20 - Paul Y. Cho: General Counsel and Corporate Secretary [GC]. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:21 - Robert Wunar: Chief Operating Officer [COO]. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:22 - Suzanne Nora Johnson: Senior Vice President and Services General Manager. Status: current. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:24 - Christopher S. Cook: Chief Business Officer. Status: unknown. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:14 - Harjinder Bajwa: Chief Operating Officer [COO]. Status: unknown. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:15 - James Xiao: Chief Executive Officer [CEO]. Status: unknown. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:16 - Jeffrey L. McKibben: Chief Information Officer [CIO]. Status: unknown. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:19 - Sheri L. Savage: Chief Financial Officer and Senior Vice President of Finance [CFO]. Status: unknown. claim_id=alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:23 ## Governance events - EXECUTIVE_APPOINTED: Brian E. Harding executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:1hyacz81ajkp7y - EXECUTIVE_APPOINTED: Jamie J. Palfrey executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:1p3854e1fgpj24 - EXECUTIVE_APPOINTED: Jeff McKibben executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:2m0cpi1kr88yu - CEO_CHANGED: Jinsong (James) Xiao executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:6j10gv13942ob - GC_CHANGED: Paul Y. Cho executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:5p2myz1mumqmz - EXECUTIVE_APPOINTED: Robert Wunar executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:1ng52prwgb6vv - EXECUTIVE_APPOINTED: Suzanne Nora Johnson executive of Ultra Clean Holdings, Inc., effective 2026-02-23. Effective: 2026-02-23. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:1o4yculdemzvx - DIRECTOR_APPOINTED: James Xiao seat on Ultra Clean Holdings, Inc., effective 2025-01-01. Effective: 2025-01-01. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:1xwt8q5je5ug3 - DIRECTOR_APPOINTED: Joanne Solomon seat on Ultra Clean Holdings, Inc., effective 2025-01-01. Effective: 2025-01-01. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:ytzpi2z59rzs - DIRECTOR_APPOINTED: Jacqueline A. Seto seat on Ultra Clean Holdings, Inc., effective 2020-01-01. Effective: 2020-01-01. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:re3a71wvr3kr - DIRECTOR_APPOINTED: Ernest E. Maddock seat on Ultra Clean Holdings, Inc., effective 2018-01-01. Effective: 2018-01-01. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:12xh2ysdo4ee8 - DIRECTOR_APPOINTED: Emily M. Liggett seat on Ultra Clean Holdings, Inc., effective 2014-01-01. Effective: 2014-01-01. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:1exxk1d4ue731 - DIRECTOR_APPOINTED: Clarence L. Granger seat on Ultra Clean Holdings, Inc., effective 2002-01-01. Effective: 2002-01-01. Detected: 2026-10-12T04:45:48.557815+00:00. event_id=alpha:event:transition:18u0ph21aac2kw ## Scoped resources - `alpha://company/ultra-clean-holdings-inc` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record - `alpha://company/ultra-clean-holdings-inc/identity` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=identity - `alpha://company/ultra-clean-holdings-inc/corporate-structure` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=corporate-structure - `alpha://company/ultra-clean-holdings-inc/board` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=board - `alpha://company/ultra-clean-holdings-inc/committees` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=committees - `alpha://company/ultra-clean-holdings-inc/leadership` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=leadership - `alpha://company/ultra-clean-holdings-inc/ownership` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=ownership - `alpha://company/ultra-clean-holdings-inc/financials` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=financials - `alpha://company/ultra-clean-holdings-inc/capital-structure` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=capital-structure - `alpha://company/ultra-clean-holdings-inc/compensation` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=compensation - `alpha://company/ultra-clean-holdings-inc/governance` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=governance - `alpha://company/ultra-clean-holdings-inc/shareholder-governance` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=shareholder-governance - `alpha://company/ultra-clean-holdings-inc/audit` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=audit - `alpha://company/ultra-clean-holdings-inc/legal` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=legal - `alpha://company/ultra-clean-holdings-inc/risk` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=risk - `alpha://company/ultra-clean-holdings-inc/cyber` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=cyber - `alpha://company/ultra-clean-holdings-inc/ai-governance` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=ai-governance - `alpha://company/ultra-clean-holdings-inc/agents` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=agents - `alpha://company/ultra-clean-holdings-inc/ecosystem` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=ecosystem - `alpha://company/ultra-clean-holdings-inc/events` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=events - `alpha://company/ultra-clean-holdings-inc/relationships` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=relationships - `alpha://company/ultra-clean-holdings-inc/assessments` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=assessments - `alpha://company/ultra-clean-holdings-inc/evidence` (contract): https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record§ion=evidence ## Role modules - NOT_ASSERTED ## Attention - NO_RECORDS_FOUND ## Committee data - NO_RECORDS_FOUND ## Leadership - Thomas T. Edman: Chairman of the Board. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:5. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - Clarence L. Granger: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:6. Valid from: 2002-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c. - David T. ibnAle: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:7. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - Emily M. Liggett: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:8. Valid from: 2014-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c. - Ernest E. Maddock: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:9. Valid from: 2018-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c. - Jacqueline A. Seto: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:10. Valid from: 2020-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c. - James Xiao: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:11. Valid from: 2025-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c. - Joanne Solomon: Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:12. Valid from: 2025-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c. - Brian E. Harding: Senior Vice President, Chief Accounting Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:13. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:30e27481e36bf22e73ef784669f42ab453d42d1b9103a0db2cf5ef31876dbac1. - Christopher S. Cook: Chief Business Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:14. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - Harjinder Bajwa: Chief Operating Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:15. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - James Xiao: Chief Executive Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:16. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - Jamie J. Palfrey: Senior Vice President, Global Human Resources. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:17. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:8bc6529d0cfcda779fa6f0224a58844951df887640e2debbb295920ffc4d9a74. - Jeff McKibben: Chief Information Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:18. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:508a20340582092848c317461fcdc9b4459ef3decedc00a3e65c3db04a749262. - Jeffrey L. McKibben: Chief Information Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:19. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - Jinsong (James) Xiao: Chief Executive Officer and Director. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:20. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:d8312872295341eddc1e7614eda266ac562c136dab2341e84f3aba253a44a6b8. - Paul Y. Cho: General Counsel and Corporate Secretary. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:21. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:878e2a25ac11641c644bac86c46f7b728f87b286fcbea16f9847bb8e33b42d84. - Robert Wunar: Chief Operating Officer. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:22. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:b479d3e5273d69f864806a4f8002402ccfc839184ae2b54d4431a10a588f36dc. - Sheri L. Savage: Chief Financial Officer and Senior Vice President of Finance. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:23. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9. - Suzanne Nora Johnson: Senior Vice President and Services General Manager. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:leadership_role:24. Valid from: 2026-02-23. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:document:cdbfeddc6b8947b1ad278492192ae02e4cd1e4458eb0ae85d8c251bf2e637084. ## Roles - PUBLISHED ## Governance - NOT_ASSERTED ## Board committees - PUBLISHED ## Financials - NOT_ASSERTED ## Workforce - NOT_ASSERTED ## Market and index context - PUBLISHED ## Legal Name - Ultra Clean Holdings, Inc.. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:legal_name:1. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:03f1a851bb18aa1dfa495f47badc9ea9d7c683a0a4557f485d49923ebf08ef30. ## Entity Status - Public listing published. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:entity_status:3. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:03f1a851bb18aa1dfa495f47badc9ea9d7c683a0a4557f485d49923ebf08ef30. ## Published Fact - US. Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:published_fact:4. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:03f1a851bb18aa1dfa495f47badc9ea9d7c683a0a4557f485d49923ebf08ef30. ## Security Listing - UCTT (NASDAQ). Claim: alpha:claim:company:2cbcd911-50b1-4f2f-8d6f-8821746855f2:security_listing:25. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:projection-evidence:03f1a851bb18aa1dfa495f47badc9ea9d7c683a0a4557f485d49923ebf08ef30. ## Coverage states | Field | Value | | --- | --- | | Identity | PUBLISHED | | Business | PUBLISHED | | Leadership | PUBLISHED | | Board and committees | PUBLISHED | | Governance | NOT_ASSERTED | | Financials | NOT_ASSERTED | | Workforce | NOT_ASSERTED | | Ownership | NOT_ASSERTED | | Ratings | NOT_PUBLISHED | | Market and index context | PUBLISHED | ## Public sources - alpha:projection-evidence:03f1a851bb18aa1dfa495f47badc9ea9d7c683a0a4557f485d49923ebf08ef30: [Alpha canonical company public projection](https://www.alpha.ac/api/public/companies/ultra-clean-holdings-inc). - alpha:projection-evidence:document:f48ab0f7f2039bda25a5cd2b6ceb5882c93c8bfd43b248ef3d1db528113189e9: [SEC DEF 14A 0001140361-26-016813](https://www.sec.gov/Archives/edgar/data/1275014/000114036126016813/ny20064711x1_def14a.htm). - alpha:projection-evidence:document:23750d0165fdbf2d884905a6313615f434a085d1f078d14d9c80995a93a8225c: [DEF 14A ny20064711x1_def14a.htm](https://www.sec.gov/Archives/edgar/data/1275014/000114036126016813/ny20064711x1_def14a.htm). - alpha:projection-evidence:document:30e27481e36bf22e73ef784669f42ab453d42d1b9103a0db2cf5ef31876dbac1: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). - alpha:projection-evidence:document:8bc6529d0cfcda779fa6f0224a58844951df887640e2debbb295920ffc4d9a74: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). - alpha:projection-evidence:document:508a20340582092848c317461fcdc9b4459ef3decedc00a3e65c3db04a749262: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). - alpha:projection-evidence:document:d8312872295341eddc1e7614eda266ac562c136dab2341e84f3aba253a44a6b8: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). - alpha:projection-evidence:document:878e2a25ac11641c644bac86c46f7b728f87b286fcbea16f9847bb8e33b42d84: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). - alpha:projection-evidence:document:b479d3e5273d69f864806a4f8002402ccfc839184ae2b54d4431a10a588f36dc: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). - alpha:projection-evidence:document:cdbfeddc6b8947b1ad278492192ae02e4cd1e4458eb0ae85d8c251bf2e637084: [UCTT 10-K executive officers](https://www.sec.gov/Archives/edgar/data/1275014/000162828026010744/uctt-20251226.htm). ## Rights | Field | Value | | --- | --- | | public_retrieval | allowed | | agent_retrieval | allowed | | redistribution | not_granted | | model_training | not_granted | | commercial_use | not_specified | | relationship_pathfinding | not_granted | | direct_contact | not_granted | ## Limitations - Absence of a leadership role, committee, or disclosure is not evidence that it does not exist. - Only explicitly published canonical company identity and current confirmed public roles are included. - Absence of a board, committee, executive, listing, or claim is not evidence that it does not exist. - Public retrieval does not grant redistribution, model-training, direct-contact, or relationship-pathfinding rights. - This Company Profile is an identity and evidence record, not an Alpha rating. ## Alternate representations - [Canonical profile](https://registry.alpha.ac/companies/ultra-clean-holdings-inc) - [Public Markdown](https://registry.alpha.ac/companies/ultra-clean-holdings-inc.md) - [Public JSON](https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=record) - [JSON-LD](https://registry.alpha.ac/api/public/companies/ultra-clean-holdings-inc?format=jsonld) - MCP resource: `alpha://companies/ultra-clean-holdings-inc` at https://mcp.alpha.ac/mcp ## Connected governance records Only explicitly published, rights-cleared records. Missing records do not establish absence, safety, or complete coverage. ## Critical-risk oversight Snapshot as of 2026-10-12T11:42:16.192351+00:00; recorded 2026-10-12T11:42:16.192351+00:00. Every published assignment for this snapshot is listed. Only explicitly reviewed, rights-cleared assignments in effect on the as-of date, in the company's own wording. An assignment shows where oversight is placed, not whether it is effective. Missing records do not establish absence.