Below is a list of a few helpful IoT links, if you have any more that should be added to the list, let me know in the comments and I'll add it to the list!
Rohde and Schwartz - https://www.rohde-schwarz.com/uk/home_48230.html
Innovators in all fields of wireless communications
Cambridge Wireless - http://www.cambridgewireless.co.uk/
Involved in the development and application of wireless and mobile technologies. Source of news and events
Alliance for Internet of Things Innovation (AIOTI) - http://www.aioti.org/
IoT industrial organisations/people coming together to research and propose standards
IEEE – IoT - http://iot.ieee.org/
The IEEE’s IoT multi-disciplinary, cross-platform initiative
OWASP Internet of Things Project - https://www.owasp.org/index.php/OWASP_Internet_of_Things_Project
Wiki on the OWASP Foundation’s IoT project
IoT London Meetup - https://www.meetup.com/iotlondon/
A monthly meeting of IoT professionals in the London area
IoT Scotland Meetup - https://www.meetup.com/iotScotland/
A monthly meeting of IoT professionals in Scotland
IoT India Congress - http://iotindiacongress.com/
One of the biggest IoT events in India - co-organised by IET India
