1、S-1/A 1 d921520ds1a.htm S-1/ATable of ContentsAs filed with the Securities and Exchange Commission on November 19,2025.Registration Statement No.333-290415UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWASHINGTON,D.C.20549AMENDMENT NO.1TOFORM S-1REGISTRATION STATEMENTUNDERTHE SECURITIES ACT OF 1933A
2、ndersen Group Inc.(Exact name of Registrant as specified in its charter)Delaware 7389 33-4630773(State or other jurisdiction of(Primary Standard Industrial(I.R.S.Employerincorporation or organization)Classification Code Number)Identification Number)Andersen Group Inc.333 Bush StreetSuite 1700San Fra
3、ncisco,California 94104(415)764-2700(Address,including zip code,and telephone number,including area code,of Registrants principal executive offices)Mark L.VorsatzChairman and Chief Executive OfficerAndersen Group Inc.333 Bush StreetSuite 1700San Francisco,California 94104(415)764-2700(Name,address,i
4、ncluding zip code,and telephone number,including area code,of agent for service)Copies to:Jay K.HachigianRichard R.HespJeffrey R.VetterAlexa BelonickElena M.VespoliGunderson Dettmer Stough VilleneuveFranklin&Hachigian,LLP550 Allerton StreetRedwood City,California 94063(650)463-5335 William Deckelman
5、Andersen Group Inc.333 Bush StreetSuite 1700San Francisco,California 94104(415)764-2700 Dave PeinsippJohn McKennaKristin VanderPasDenny WonCooley LLP3 Embarcadero Center,20th FloorSan Francisco,California 94111(415)693-2000Approximate date of commencement of proposed sale to the public:As soon as pr
6、acticable after the effective date of this registration statement.If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933,asamended,check the following box.If this Form is filed to register additi