Company: AWK
Filing Date: 2025-10-27
Form Type: 425
Source: 0001193125-25-250691
Chunk: 2

Company: American Water Works Company, Inc.
Filing Date: 2025-10-27
Form: 425
Chunk 2
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, including approval from the applicable public utility commissions. |

| • |     | Until then, American Water and Essential Utilities will continue to operate as separate, independent companies 
 and conduct business as usual.                                                                                 |

11. What will be the name of the combined company?

| • |     | The combined company will continue to use the name “American Water.” |

12. Will any facilities be closing because of this transaction?

| • |     | It is still very early in the process, and there are additional details to be determined as we form an                                                                
 integration team to bring our two companies together. We will continue to assess the needs of the combined business as we work through completion of the transaction. |

13. Are there any changes to reporting structures?

| • |     | Until the transaction closes, which we expect to occur by the end of the first quarter of 2027, American Water     
 and Essential Utilities will continue to operate as separate, independent companies and conduct business as usual. |

| • |     | Your reporting structure will remain the same during this time. |

14. What does this mean for compensation and benefits programs?

| • |     | Employee compensation or benefits programs are continuing as usual as we progress to the merger closing, and the      
 combined company does not anticipate any material changes to compensation or benefits as a result of the transaction. |

15. Should I sell my shares? Your ability to buy or sell stock up to the closing of the transaction remain subject to the terms of our existing plans and policies regarding purchases and sales of company stock.

16. Does the transaction have any impact on union contracts or collective bargaining agreements?

| • |     | Both companies value their union partnerships, and all union contracts will continue to be honored in accordance 
 with their current terms.                                                                                        |

17. What can employees expect between now and close of the transaction?

| • |     | The transaction is expected to close by the end of the first quarter of 2027, subject to customary closing 
 conditions and approvals.                                                                                  |

| • |     | Until the transaction closes, both American Water and Essential Utilities will continue to operate as 
 independent, publicly traded companies and it remains business as usual.                              |

| • |     | Over the coming months, we will be putting together plans on how best to bring our two companies together. This 
 work will be supported by people from both companies.                                                           |

| • |     | As our integration planning comes together, we will keep employees updated. |

18. What should I