Exhibit 5.1
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Davis Polk & Wardwell LLP 1600 El Camino Real Menlo Park, CA 94025 | | 650 752 2000 tel www.davispolk.com |
April 5, 2021
Ultra Clean Holdings, Inc.
26462 Corporate Avenue
Hayward, California 94545
Ladies and Gentlemen:
Ultra Clean Holdings, Inc., a Delaware corporation (the “Company”), is filing with the Securities and Exchange Commission a Registration Statement on Form S-3 (the “Registration Statement”) for the purpose of registering under the Securities Act of 1933, as amended (the “Securities Act”), (a) shares of common stock, par value $0.001 per share (the “Common Stock”), of the Company; (b) shares of preferred stock, par value $0.001 per share (the “Preferred Stock”), of the Company; (c) the Company’s debt securities (the “Debt Securities”), which may be senior debt securities or subordinated debt securities and which may be issued pursuant to an indenture between the Company and the trustee or trustees to be named therein, as trustee (the “Trustee”) (the “Indenture”); (d) warrants of the Company (the “Warrants”), which may be issued under one or more warrant agreements (each, a “Warrant Agreement”) to be entered into between the Company and the warrant agent to be named therein (the “Warrant Agent”); (e) purchase contracts (the “Purchase Contracts”) which may be issued under one or more purchase contract agreements (each, a “Purchase Contract Agreement”) to be entered into between the Company and the purchase contract agent to be named therein (the “Purchase Contract Agent”); and (f) units (the “Units”) to be issued under one or more unit agreements to be entered into among the Company, a bank or trust company, as unit agent (the “Unit Agent”), and the holders from time to time of the Units (each such unit agreement, a “Unit Agreement”).
We, as your counsel, have examined originals or copies of such documents, corporate records, certificates of public officials and other instruments as we have deemed necessary or advisable for the purpose of rendering this opinion.
In rendering the opinions expressed herein, we have, without independent inquiry or investigation, assumed that (i) all documents submitted to us as originals are authentic and complete, (ii) all documents submitted to us as copies conform to authentic, complete originals, (iii) all documents filed as exhibits to the Registration Statement that have not been executed will conform to the forms thereof, (iv) all signatures on all documents that we reviewed are genuine, (v) all natural persons executing documents had and have the legal capacity to do so, (vi) all statements in certificates of public officials and officers of the Company that we reviewed were and are accurate and (vii) all representations made by the Company as to matters of fact in the documents that we reviewed were and are accurate.