Company: HCWB
Filing Date: 2025-05-09
Form Type: S-1
Source: 0001193125-25-116745
Chunk: 134

Company: HCW Biologics Inc.
Filing Date: 2025-05-09
Form: S-1
Chunk 134
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 Securities Exchange Act of 1934, the registrant has duly caused this registration statement on Form S-1 to be signed on its behalf by the undersigned, in the city of Miramar, State of Florida, on May 9, 2025.

|        |     | HCW BIOLOGICS INC.                |
| By:    |     | /s/ Hing C. Wong                  |
| Name:  |     | Hing C. Wong                      |
| Title: |     | Founder & Chief Executive Officer |

POWER OF ATTORNEY Each person whose signature appears below constitutes and appoints Hing C. Wong, acting alone or together with another attorney-in-fact, as his or her true and lawful attorney-in-fact and agent, with full power of substitution and re-substitution, for such person and in his or her name, place and stead, in any and all capacities, to sign any or all further amendments (including post-effective amendments) to this registration statement (and any additional registration statement related hereto permitted by Rule 462(b) promulgated under the Securities Act (and all further amendments, including post-effective amendments, thereto)), and to file the same, with all exhibits thereto, and other documents in connection therewith, with the SEC, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in and about the premises, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement on Form S-1 to be signed on its behalf by the undersigned, thereunto duly authorized.

| Signature            
 /s/ Scott T. Garrett 
 Scott T. Garrett     
 /s/ Rebecca Byam     
 Rebecca Byam         |     | Title                              
 Chairman of the Board of Directors 
 Chief Financial Officer            |     | Date        
 May 9, 2025 
 May 9, 2025 |
|:---------------------|:----|:-----------------------------------|:----|:------------|
| /s/ Hing C. Wong     
 Hing C. Wong         |     | Chief Executive Officer            |