1、As filed with the Securities and Exchange Commission on September 30,2025.Registration Number 333-289689 UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWASHINGTON,D.C.20549 AMENDMENT NO.1 TOFORM S-1REGISTRATION STATEMENTUNDER THE SECURITIES ACT OF 1933 Deep Isolation Nuclear,Inc.(Exact name of regis
2、trant as specified in its charter)Delaware 4953 87-4225965(State or other jurisdiction ofincorporation or organization)(Primary Standard IndustrialClassification Code Number)(I.R.S.EmployerIdentification Number)2001 Addison Street,Suite 300Berkeley,CA 94704(509)943-5222(Address,including zip code,an
3、d telephone number,including area code,of registrants principal executive offices)Rodney BaltzerChief Executive Officer2001 Addison Street,Suite 300Berkeley,CA 94704(509)943-5222(Name,address,including zip code,and telephone number,including area code,of agent for service)Copies to:Jeff Dodd,Esq.Hun
4、ton Andrews Kurth LLP600 Travis Street,Suite 4200Houston,TX 77002(713)220-4736 From time to time after this registration statement is declared effective.(Approximate date of commencement of proposed sale to the public)If any of the securities being registered on this Form are to be offered on a dela
5、yed or continuous basis pursuant to Rule 415 under theSecurities Act of 1933,check the following box.If this Form is filed to register additional securities for an offering pursuant to Rule 462(b)under the Securities Act,please check thefollowing box and list the Securities Act registration statemen
6、t number of the earlier effective registration statement for the same offering.If this Form is a post-effective amendment filed pursuant to Rule 462(c)under the Securities Act,check the following box and list theSecurities Act registration statement number of the earlier effective registration state