Nauticus Robotics's multimillion-dollar project with the U.S. Defense Innovation Unit is moving forward. Photo via nauticusrobotics.com

A Houston company that announced a partnership with the United States Defense Innovation Unit has revealed its moving on to the next milestone.

Nauticus Robotics Inc., which went public last September and trades under NASDAQ ticket KITT, announced today that it has completed the first phase of its Amphibious Autonomous Response Vehicle, called the Terranaut, with the DIU. The Houston-based company has developed a fleet of autonomous robots using artificial intelligence for underwater data collection.

“The Defense Innovation Unit has been a fantastic partner," says Nicolaus Radford, founder and CEO of Nauticus, in a news release. "They leverage our mature catalog of technologies we’ve developed from our outside investments and apply those to pressing problems facing the Services."

The multi-million dollar contract with the Marine Corps Systems Command and the Office of the Deputy DoD CTO for Mission Capabilities, which originally awarded last October, tasked Nauticus with adapting its technology to become "a new autonomous mine countermeasure robot for use in surf zones and beach areas," according to the company. The robot's plans include the ability to both swim and walk onto the beach.

The tech also includes Nauticus's ToolKITT software, plus more advanced tools like "machine vision, autonomous mission planning, and acoustic data networking," per the release.

“We believe this partnership will be instrumental in not only furthering the U.S. Marine Corps’ integration of cutting-edge robotics capabilities, but ultimately helping to keep servicemembers out of harm’s way,” Radford continues.

Nauticus, which was originally founded in 2014 as Houston Mechatronics Inc., recently announced its European expansion earlier this year,

Nauticus Robotics has been awarded another multimillion-dollar contract from the U.S. Defense Innovation Unit. Photo via nauticusrobotics.com

Houston robotics company secures multi-million-dollar government contract

more collaboration

Webster-based Nauticus Robotics Inc., a newly minted public company, continues to make waves with government contracts.

Nauticus says it has been awarded a second multimillion-dollar contract from the U.S. Defense Innovation Unit, part of the U.S. Defense Department, for development of a self-piloted amphibious robot system powered by the company’s ToolKITT command-and-control software.

In February, Nauticus said it had been given a ToolKITT contract by the Defense Innovation Unit. Under that contract, ToolKITT is being used aboard a remotely controlled undersea vehicle operated by the Navy.

Similar contracts with the Defense Innovation Unit could be on the horizon, Nauticus says.

Nauticus develops oceangoing robots under the brand names Aquanaut and Hydronaut, along with the ToolKITT autonomy software and related services. It’s forecasting 2023 revenue of $90 million.

Driven by machine learning, ToolKITT helps identify, categorize, and perform activities that can “remove, detect, identify, inspect, and neutralize hazards underwater,” according to a Nauticus news release.

ToolKITT is used for various self-piloted robotics products, including Nauticus’ Aquanaut.

“We are humbled and honored to be doing our part to advance the usage of robotics and autonomous systems to remove servicemembers from harm’s way,” says Ed Tovar, director of business development for defense systems at Nauticus.

Nauticus’ stock began trading September 13 on the Nasdaq market. The milestone came four days after Nauticus merged with publicly traded CleanTech Acquisition Corp., a “blank check” shell company formed to acquire or merge with a business. At one point, the merger was valued at $560 million.

The new combo, operating under the Nauticus name, is led by Nauticus founder and CEO Nicolaus Radford.

“The closing of this business combination represents a pivotal milestone in our company’s history as we take public our pursuit of transforming the ocean robotics industry with autonomous systems,” Radford says in a news release. “Not only is the ocean a tremendous economic engine, but it is also the epicenter for building a sustainable future.”

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6+ can't-miss Houston business and innovation events in March

where to be

Editor's note: March brings the return of some of Houston’s signature innovation events, plus insightful talks and celebrations in honor of Women's History Month. Here’s what not to miss and how to register. Please note: this article may be updated to include additional event listings.

March 3-4 — Houston MedTech Rodeo

Head to Armadillo Palace for the annual Houston MedTech Rodeo. The casual, Texas-themed conference brings together 350 medtech professionals who come from over 10 countries and 15 states to highlight Houston's growing medtech ecosystem. The event will feature panel discussions, startup showcases, networking sessions—plus, armadillo races, mechanical bull riding and live country music.

The event begins March 3 at Armadillo Palace on Kirby Drive. Register here.

March 4 – Humans of Healthcare

Houston Methodist Center for Innovation will present its new quarterly speaker series, Humans of Healthcare. The series will feature a panel of experts who will share about their career paths and discuss the nuances of the health care industry. This month's session will focus on IT. The panel will be moderated by Houston Methodist's Director of Innovation Murat Uralkan.

The event is Wednesday, March 4, from 5-6 p.m. at the Ion. Register here.

March 5 — The Future of Women in STEM

Celebrate Women's History Month at SUPERGirls SHINE Foundation's The Future of Women in STEM event, presented in partnership with the Ion. The event will feature speakers and panelists, including Kalila Winters Hines, senior public affairs advisor for Holland & Knight; Dr. Natacha Chough, NASA Johnson Space Center Flight Surgeon; and Andrea Course, rocket scientist and founder of Course Investments.

The event is Thursday, March 5, from 8:30-10 a.m. at the Ion. Register here.

March 10-12 — World Hydrogen & Carbon Americas

S&P Global Energy brings together two leading events—Carbon Management Americas and World Hydrogen North America—to form a new must-attend event for those in the hydrogen and carbon industries. More than 800 senior leaders from across the energy value chain will attend this event featuring immersive roundtable discussions, hands-on training, real-world case studies and unparalleled networking opportunities.

This event begins March 10 at the Marriott Marquis Houston. Register here.

March 20 — Ideas to Impact Accelerator Graduation and Showcase

Join Impact Hub Houston as it celebrates its inaugural Ideas to Impact Accelerator cohort. The 16-week accelerator is designed to help early-stage entrepreneurs validate their business models, strengthen confidence and gain traction. Hear short pitches and network with founders and mentors.

The event is Friday, March 20, from noon-2 p.m. at the Ion. Register here.

March 23-27 — CERAWeek 2026

CERAWeek 2026 will focus on "Convergence and Competition: Energy, Technology and Geopolitics." The industry's foremost thought leaders will convene in Houston to cultivate relationships and exchange transformative ideas during the annual event. CERAWeek 2026 will explore breakthroughs, cross-industry connections and powerful partnerships that are accelerating the transformation of the global energy system. 2026 highlights include an appearance by tech magnate Bill Gates.

This event begins March 23. Register here.

March 24-25 — 2026 Energy Venture Day and Pitch Competition

The Energy Venture Day and Pitch Competition, co-hosted by the Rice Alliance, Ion, HETI and TEX-E, offers two days of exciting pitches from more than 40 global energy ventures that are transforming the industry. On Tuesday, March 24, you can attend a fast-paced pitch preview event at the Ion, followed by the official Pitch Competition at 1 pm on Wednesday, March 25, at the George R. Brown Convention Center.

March 30-April 4 — H-Town Roundup

Celebrate innovation, entrepreneurship and collaboration at Houston Exponential's sixth-annual H-Town Roundup. During the free event series, previously known as Houston Tech Rodeo, attendees can expect insightful talks, workshops and networking events at venues across the city.

This event begins Monday, March 30. Register here.

Intuitive Machines secures $175M equity investment to fuel growth

space funding

Houston-based space infrastructure and services company Intuitive Machines has secured a $175 million equity investment from unidentified institutional investors. The investors received shares of Class A stock in exchange for their funding.

Publicly held Intuitive Machines (Nasdaq: LUNR) says it plans to use the capital to help build revenue and invest in technology, including communications and data-processing networks.

“We are building a scalable infrastructure platform from low-Earth orbit to the moon and into deep space,” Intuitive Machines CEO Steve Altemus said in a news release. “With this investment, we can accelerate the integration of the combined company’s collective capabilities to deliver next-generation data, communications, and space-based infrastructure services.”

Intuitive Machines says the $175 million investment will improve its ability to secure deals for satellite systems, the proposed Golden Dome missile defense system and the proposed Mars telecommunications orbiter.

As the company pursues those deals, it’s seeking partners to develop space-based data centers.

The $175 million equity stake comes on the heels of Intuitive Machines completing its $800 million cash-and-stock purchase of Lanteris Space Systems. Intuitive Machines bought the satellite manufacturer from private equity firm Advent International.

In the third quarter, which ended Sept. 30, Intuitive Machines posted a $10 million net loss on revenue of $52.4 million.