CleanTech Acquisition Corp. Files Registration Statement on Form S-4 as Part of Proposed Business Combination with Nauticus Robotics, Inc. a Developer of AI Software to Power its Ocean-Going Robot Fleets and Services

The filing includes a preliminary proxy statement/prospectus in connection with CLAQs proposed business combination with Nauticus Robotics, Inc. (Nauticus or the Company), a Houston-area developer of surface and subsea robots, cloud software, and associated services.