Company: MSEX
Filing Date: 2025-07-29
Form Type: 424B5
Source: 0001104659-25-071727
Chunk: 13

Company: MIDDLESEX WATER CO
Filing Date: 2025-07-29
Form: 424B5
Chunk 13
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 to you directly) are held by the Plan Agent and can be viewed by accessing your account electronically. |

| · | If                                                                                               
 you are employed by the Company (or its subsidiaries and other affiliates), and are otherwise    
 eligible to participate, you may make purchases through a program of regular payroll deductions. |

ADMINISTRATION

| 3. | Who Administers the Plan? |

Broadridge Corporate Issuer
Solutions, Inc. is the Transfer Agent, Registrar and Administrator of the Plan (the “Plan Agent” or “Broadridge”).
The Plan Agent keeps records, sends statements of account to Plan participants and performs other duties relating to the Plan. The Common
Stock purchased in your Plan account will be registered in the name of the Plan Agent, or its nominee, as your agent. You may, at any
time, withdraw all or any part of the shares held in your Plan account. Special arrangements may be made with the Plan Agent if you are
an institution that is required by law to maintain physical possession of share certificates.

| 4. | How do I contact the Plan Agent                                          
 regarding Common Stock, Sale or Dividend Reinvestment or Other Services? |

Enrollment, purchase or sale
of share requests and other transactions or services offered under the Plan should be directed to the Plan Agent through any of the following
ways:

| Phone                                                                                          
 Inquiries:                                                                                     | 1-888-211-0641                                   
 or 720-358-3643                                  |
| Email:                                                                                         | shareholder@broadridge.com                       |
| Website:                                                                                       | http://shareholder.broadridge.com/middlesexwater |
| Please note that all transactions online shall be subject to                                   
 the additional Terms of Use and Linking Policy and Privacy Statement available on the website. |                                                  |
| For                                                                                            
 All Correspondence:                                                                            | Middlesex                                        
 Water Company                                    
 c/o Broadridge Corporate Issuer Solutions        
 P.O. Box 1342                                    
 Brentwood, NY 11717                              |

<div align='center'>S-10</div>

| For                                                                                                                                
 Purchase &                                                                                                                         
 Sales Requests:                                                                                                                    | Standard Mail:                            
 Middlesex Water Company                   
 Broadridge Corporate Issuer Solutions     
 P.O. Box 1342                             
 Brentwood, NY 11717                       
 Overnight Mail:                           
 Middlesex Water Company                   
 c/o Broadridge Corporate Issuer Solutions 
 1155 Long Island Avenue                   
 Edgewood, NY 11717                        
 ATTN: IWS