Exhibit 99.1
JOINT FILING AGREEMENT
PURSUANT TO RULE 13d-1(k)
Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended, and the rules and regulations thereunder (the “Exchange Act”) the undersigned hereby agree to the joint filing on behalf of each of them of any filing required by such party under Section 13 of the Exchange Act or any rule or regulation thereunder (including any amendment, restatement, supplement, and/or exhibit thereto) with respect to securities of NuScale Power Corporation, a Delaware corporation, and further agree to the filing, furnishing, and/or incorporation by reference of this Agreement as an exhibit thereto. Each of them is responsible for the timely filing of such filings and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate. This Agreement shall remain in full force and effect until revoked by any party hereto in a signed writing provided to each other party hereto, and then only with respect to such revoking party. This Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument.
Dated: May 13, 2022
| DOOSAN ENERBILITY CO., LTD. |
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| By: | /s/ Kiyong Na |
| Name: | Kiyong Na |
| Title: | CEO of Nuclear BG |
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| Next Tech 1 New Technology Investment Fund |
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| By: | /s/ Dae Seok Bae |
| Name: | Dae Seok Bae |
| Title: | Director |
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| Next Tech 3 New Technology Investment Fund |
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| By: | Its Co-General Partner |
| BH INVESTMENT AND LBIERTY LTD. |
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| By: | /s/ Dae Seok Bae |
| Name: | Dae Seok Bae |
| Title: | Director |
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| By: | Its Co-General Partner |
| SG PARTNERS CO., LTD. |
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| By: | /s/ Won Yong Jung |
| Name: | Won Yong Jung |
| Title: | Representative Director |
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| By: | Its Co-General Partner, |
| SAC PARTNERS CO., LTD. |
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| By: | /s/ Chang Sun Son |
| Name: | Chang Sun Son |
| Title: | Director |
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| BH Investment and Liberty Ltd. |
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| By: | /s/ Dae Seok Bae |
| Name: | Dae Seok Bae |
| Title: | Director |
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| /s/ Dae Seok Bae |
| Name: | Dae Seok Bae |
| SB Partners Co., Ltd. |
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| By: | /s/ Won Yong Jung |
| Name: | Won Yong Jung |
| Title: | Representative Director |
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| Hwaseung Industries Co., Ltd. |
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| By: | /s/ Suk Ho Hyun |
| Name: | Suk Ho Hyun |
| Title: | CEO & Vice Chairman |
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| SAC Partners CO., LTD. |
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| By: | /s/ Chang Sun Son |
| Name: | Chang Sun Son |
| Title: | Director |
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| /s/ Chang Sun Son |
| Name: | Chang Sun Son |