Nauticus Robotics, Inc., formerly CleanTech Acquisition Corp., is a developer of ocean robots, autonomy software, and services delivered to the marine industries. The Company's robotic systems and services are delivered to commercial and government-facing customers through a robotics-as-a-service (RaaS) business model and direct product sales for both hardware platforms and software licenses. The Company's approach to ocean robotics has resulted in the development of a range of technology products for retrofit/upgrading legacy systems and other third-party vehicle platforms. It provides customers with the necessary data collection, analytics, and subsea manipulation capabilities to support and maintain assets while reducing their operational footprint, operating cost, and greenhouse gas emissions, to improve offshore health, safety, and environmental exposure. Its portfolio of robotics systems includes Aquanaut, Argonaut, Olympic Arm, ToolKITT and Hydronaut.