Top 10 Internet Of Things Capital Raises and Investors in the U.S. – April 1st – May 31st, 2026
Several interesting transactions closed in the Internet Of Things sector over the past months. If you would like more info on these deals or would like to discuss the capital raising market for your company, please contact me.
PIPE
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- POET Technologies, design and development company that offers high-speed optical engines, light source products, and custom optical modules to the artificial intelligence systems market and hyperscale data centers, received $400 million of development capital through a private placement.
Merger/Acquisition
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- FIGUR8, wearable sensor technology that collects movement data without cumbersome and expensive cameras, was acquired by Myant.
- RGA Tech Support, on-site and remote technology support for small businesses and residential customers, was acquired by Hungerford Technologies.
Later Stage VC
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- Buttonwood Communications, designer and integrator of smart home automation systems that unifies residential technology into a single seamless experience, raised venture funding from True Ventures.
- SmartAC, connected monitoring and membership management technology for residential climate systems, raised $4 million of venture funding in the form of convertible debt.
- Soundwaves, audio and electronic integration services for residential and commercial use of surfboards, skateboards, and related equipment for recreational and sporting activities, raised venture funding from S2G Investments.
Early Stage VC
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- Coiot.ai, cloud-based AI platform that transforms industrial monitoring, automation, and decision-making, raised venture funding from Koinz Capital.
- Theta Neurotech, wearable electrophysiological monitoring patch that predicts epileptic seizure onset, raised $3 million of venture funding in a deal led by Vaark Ventures.
Seed
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- HYFIX.AI, IoT-based embedded software and hardware that delivers low-cost centimeter-accurate GNSS positioning, raised $15 million of seed funding in a deal led by Craft Ventures.
- SBQuantum, diamond-based quantum sensors that prevents contaminant leaks from mining, oil, gas, and waste management industries, raised $4 million of seed funding in a deal led by Quantonation and Quantacet.
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Axel Reijmers
Managing Director
Former Head of Corporate Finance M&A Americas for the Royal Bank of Scotland and ABN AMRO Bank, based in New York. Began his career at ABN AMRO Bank in Japan, and subsequently in The Netherlands in the Corporate Finance department. Was seconded to New York in 2006 to co-establish the ABN AMRO North America Corporate Finance M&A department and grew it by advising medium and large companies on domestic and cross-border mergers, acquisitions, capital raisings and capital structurings. Led the management buyout of RBS Bank Mexico and RBS Broker-Dealer Mexico in 2014 and spearheaded the subsequent growth of the bank as Head of Investment Banking & Corporate Development. During his tenure he supported companies with capital and financing solutions with a focus on companies in the US and Mexican energy infrastructure sector and fintech sector. Holds a master’s degree in economics from Groningen University, The Netherlands. Holds FINRA Series 7 and 63 licenses.
- Email: areijmers@castleplacement.com
- (C) (201) 747-4718
 Axel ReijmersManaging Director |
Please contact me if you have any questions or would like to discuss your capital raise:
Email: areijmers@castleplacement.com
(C) (201) 747-4718
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Sources: Information on this page was derived from a variety of sources including Bloomberg, Company Websites, Crunchbase, PitchBook and other news outlets. Castle Placement® does not warrant or guarantee this information, nor makes any representations as to the accuracy of the information. For more Risks, see CPGO Risks and Disclaimers.
