Company: FSLY
Filing Date: 2025-02-26
Form Type: S-8
Source: 0001517413-25-000064
Chunk: 3

Company: Fastly, Inc.
Filing Date: 2025-02-26
Form: S-8
Chunk 3
---
                         |
| By:          |     | /s/ Todd Nightingale    |
|              |     | Todd Nightingale        |
|              |     | Chief Executive Officer |

### POWER OF ATTORNEY

#### KNOW ALL PERSONS BY THESE PRESENTS
, that each person whose signature appears below constitutes and appoints Todd Nightingale, Ronald W. Kisling and Karen Greenstein, and each of them, as his or her true and lawful attorneys-in-fact and agents, each with the full power of substitution, for him or her and in their name, place or stead, in any and all capacities, to sign any and all amendments to this Registration Statement (including post-effective amendments), and to sign any registration statement for the same offering covered by this Registration Statement that is to be effective upon filing pursuant to Rule 462(b) promulgated under the Securities Act of 1933, as amended, and all post-effective amendments thereto, and to file the same, with all exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, 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 connection therewith, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents or any of them, or his, her or their substitute or substitutes, may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.

| Signature                  
 /s/ Todd Nightingale       |     | Title                                                             
 Chief Executive Officer and Director(Principal Executive Officer) |     | Date              
 February 25, 2025 |
|:---------------------------|:----|:------------------------------------------------------------------|:----|:------------------|
| Todd Nightingale           |     |                                                                   |     |                   |
| /s/ Ronald W. Kisling      |     | Chief Financial Officer                                           
 (Principal Financial and Accounting Officer)                      |     | February 25, 2025 |
| Ronald W. Kisling          |     |                                                                   |     |                   |
| /s/ Aida Álvarez           |     | Director                                                          |     | February 25, 202