Company: CHY
Filing Date: 2025-02-21
Form Type: N-2ASR
Source: 0001104659-25-016081
Chunk: 355

Company: CALAMOS CONVERTIBLE & HIGH INCOME FUND
Filing Date: 2025-02-21
Form: N-2ASR
Chunk 355
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 statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Naperville, and State of Illinois, on the 21st day of February, 2025.

| CALAMOS CONVERTIBLE AND HIGH INCOME FUND |                          |
| By:                                      | /s/ John P. Calamos, Sr. |
|                                          | John P. Calamos, Sr.     |
|                                          | Trustee and President    |

Pursuant to the requirements of the 1933 Act, this registration statement has been signed below by the following persons in the capacities and on the date(s) indicated.

| Name                     
 /s/ John P. Calamos, Sr. 
 John P. Calamos, Sr.     
 /s/ John E. Neal*        
 John E. Neal             | Title                                               
 Trustee and President (principal executive officer) 
 Trustee                                             | ) 
 ) 
 ) 
 ) 
 ) 
 ) | Date              
 February 21, 2025 
 February 21, 2025 |
|:-------------------------|:----------------------------------------------------|:--|:------------------|
| /s/ William Rybak*       
 William Rybak            | Trustee                                             | ) 
 ) 
 ) | February 21, 2025 |
| /s/ Virginia G. Breen*   
 Virginia G. Breen        | Trustee                                             | ) 
 ) 
 ) | February 21, 2025 |
| /s/ Lloyd A. Wennlund*   
 Lloyd A. Wennlund        | Trustee                                             | ) 
 ) 
 ) | February 21, 2025 |
| /s/ Karen L. Stuckey*    
 Karen L. Stuckey         | Trustee                                             | ) 
 ) 
 ) | February 21, 2025 |
| /s/ Christopher M. Toub* 
 Christopher M. Toub      | Trustee                                             | ) 
 ) 
 ) | February 21, 2025 |
| /s/ Thomas E. Herman     
 Thomas E. Herman         | Vice President and Chief Financial Officer          | ) 
 ) 
 ) | February 21, 2025 |

| * | John P. Calamos, Sr. signs this document pursuant to powers of attorney filed herewith. |

| By: | /s/ John P. Calamos, Sr. |
|     | John P. Calamos, Sr.     |
|     | Attorney-in-Fact         |
|