Company: AWK
Filing Date: 2025-12-17
Form Type: S-4
Source: 0001193125-25-321389
Chunk: 246

Company: American Water Works Company, Inc.
Filing Date: 2025-12-17
Form: S-4
Chunk 246
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-72 |
| Section 8.7                    |     | Notices                                                                                    |     | A-72 |
| Section 8.8                    |     | Disclosure Schedules                                                                       |     | A-73 |
| Section 8.9                    |     | Assignment; Binding Effect                                                                 |     | A-74 |
| Section 8.10                   |     | Severability                                                                               |     | A-74 |
| Section 8.11                   |     | Entire Agreement; No Third-Party Beneficiaries                                             |     | A-74 |
| Section 8.12                   |     | Amendments; Waivers                                                                        |     | A-74 |
| Section 8.13                   |     | Headings                                                                                   |     | A-74 |
| ARTICLE IX                     |     |                                                                                            |     |      |
| DEFINITIONS AND INTERPRETATION |     |                                                                                            |     |      |
| Section 9.1                    |     | Certain Defined Terms                                                                      |     | A-74 |
| Section 9.2                    |     | Index of Other Defined Terms                                                               |     | A-82 |
| Section 9.3                    |     | Other Definitional and Interpretative Provisions                                           |     | A-84 |

EXHIBITS

| Exhibit A – Form of Articles of Incorporation of the Surviving 
 Corporation                                                    |     | A-87  |
| Exhibit B – Form of Bylaws of the Surviving Corporation        |     | A-91  |
| Exhibit C – Post-Closing Governance Matters                    |     | A-99  |
| Exhibit D – Post-Closing Executive Officer Matters             |     | A-101 |

A-iii

AGREEMENT AND PLAN OF MERGER

This AGREEMENT AND PLAN OF MERGER, dated as of October 26, 2025 (this “”), is by and among American Water
Works Company, Inc., a Delaware corporation (“”), Alpha Merger Sub, Inc., a Pennsylvania corporation and a wholly owned subsidiary of Parent (“”), and Essential Utilities, Inc., a Pennsylvania
corporation (the “” and, together with Parent and Merger Sub, the “” and each, a “”).

WITNESSETH:

WHEREAS, the Parties intend that Merger Sub be merged with and into the Company (the “”), with the Company surviving
the Merger as a wholly owned subsidiary of Parent;

WHEREAS, the Board of Directors of the Company (the “”) has unanimously