Best High Tech Companies in Carlsbad, United States
The 37 best High Tech companies in Carlsbad, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Sotera.
Our analysis of 306 High Tech companies
$95.7b in tracked funding; 95% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best High Tech companies in Carlsbad
| # | Company | Disclosed funding | Employees | Founded | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | nortek control Nortek Control world leader in smart connected devices & systems for residential, security, access control… | — | 554 | 1961 | Grant Rummell Chairman & CEO | — | — | 114 patents Video surveillance and sensor-based security analytics with automated calibration and detection. | — |
| 2 | A3Logics Provider of IT outsourcing service | — | 400 | 2003 | Akhilesh Sharma President & CEO | WordPressMySQLPHP+35 | Top 5M | — | — |
| 3 | Forecast3D Industrial 3D printing and digital manufacturing solutions provider for diverse industries | — | 146 146 → 81 (-45%) | 2012 | — | Webflowcore-jsjQuery+8 | Top 5M | — | — |
| 4 | CortiCare Remote EEG monitoring, reading, and consulting services for brain care | — | 101 101 → 147 (+46%) | 2009 | — | WordPressApple iCloud MailMicrosoft 365+27 | Top 10M | — | 1 job opening |
| 5 | Phosphorus Provider of IoT devices security systems | $65M | 51 | 2016 | Earle Ady Co-Founder & Chief Technology Officer | WebflowElementorWordPress+44 | Top 5M | — | 2 partnerships |
| 6 | 5D Robotics Develops software that helps in robot navigation, mapping and automation | $6M | 34 | — | — | — | — | 103 patents Automated food manufacturing and processing equipment with flexible dispensing and slicing. | — |
| 7 | ELAN Home Systems Manufacturer of diversified home automation devices | — | 30 | 1989 | Robert Farinelli CEO | — | — | — | — |
| 8 | opt telescopes OPT Telescopes is a service provider of an astronomical selection of telescopes. | — | 26 | 1947 | — | Cart FunctionalityShopifySearchanise+53 | Top 5M | — | — |
Top 9 High Tech companies in Carlsbad
#1
Series A · Carlsbad, California · founded 2016 · 51 employees$65Mraised▾
Provider of IoT devices security systems. It provides an application that enables secure software updates and alerts using agent-less update technology. The application is available for Android and iOS. It is used to provide security in the field of manufacturing, industrial IoT, healthcare, and data centers.
- Dec 2023Series A$27M
- Feb 2022Series A$38M
#2
Series E · Carlsbad, California · founded 2004 · 22 employees$135.9Mraised▾
Provider of continuous patient monitoring systems for patients and doctors. The company provides patient monitoring systems for step-down and general floor units, helping hospitals improve patient safety with minimum impact on clinical workflow. The company's flagship product, ViSi Mobile, is strapped to a patient's arm and monitors vital signs such as blood pressure, heart rate, pulse rate, respiratory rate, and skin temperature.
- Jul 2017Series E$31.8M
- Apr 2014Series E$53M
- Jan 2013Series D$5.8M
- Dec 2011Series D$12.2M
#3
Seed · Carlsbad, California · founded 2017 · 3 employees$2Mraised▾
Provider of diagnostic device for acute and chronic inflammation biomarkers. The company offers 'Q-SENS' a novel point-of-care testing platform that combines multiplexing capabilities with central lab precision, enabling the simultaneous detection of proteins, nucleic acids, and small molecules in one affordable and quick test.
- Nov 2022Seed$2M
#4
Early Stage · Carlsbad, California · founded 1995 · 6 employees$9.7Mraised▾
Cloud-based location API platform for gaming geolocation compliance and IoT asset tracking. The platform provides cloud-based location services, geolocation APIs, and device profiling. It offers solutions for gaming compliance, internet and mobile lottery, cybersecurity, anti-fraud, IoT, M2M, and supply chain visibility. The company enables gaming geolocation compliance for online and mobile users, securing purchases and real-money wagers, and managing access to localized digital content. It also focuses on asset monitoring, supply chain visibility, and location insights for Industrial IoT. The platform offers reporting solutions, news, media, and a blog. It is a Location-as-a-Service provider with global device reach, supporting all device types, cell sites, and Wi-Fi access points. The company provides a comprehensive, secure real-time API to enable geolocation & identity validation for Mobile Gaming Operators. The platform is patent-protected and offers location services for businesses across the globe.
- Feb 2015Unattributed$2.3M
- Apr 2004Unattributed$6.9M
- Aug 2002Unattributed$500K
#5
Acquired · Carlsbad, California · 34 employees$5.5Mraised▾
5D Robotics is a software company that develops computer vision software which enables robots to perform tasks more effectively. Its software supports navigation, mapping and localization, search and detection, and dexterous mobile manipulation and various other robot behaviors for robots, autonomous vehicles, and unmanned ground & air vehicles. The firm is active in the areas of autonomous vehicles, defense, drone navigation, and survey & data collection. Their software allows drones to fly in GPS denied areas safely - such as indoors. Their navigation tech for drones works on UWB based constellation positioning and can be used indoors. 5D Robotics was acquired by Humatics in February 2018.
#6
Deadpooled · Carlsbad, California · founded 2006$2.2Mraised▾
Provider of a platform to convert normal TVs into smart into a smart Tv
- Mar 2013Seed$1.8M
- Feb 2013Angel$100K
- Jul 2012Seed$250K
- Feb 2012Seed$100K
#7
Series A · Carlsbad, California · founded 2013 · 5 employees$2.9Mraised▾
Developing continuous glucose, lactate, and other analyte monitoring technologies. This company focuses on metabolic sensing technologies for continuous monitoring of glucose, lactate, and other analytes. Their innovative approach aims to provide real-time insights into metabolic health. The company is dedicated to advancing healthcare through cutting-edge sensor technology. They are currently in the investigational phase, signaling a commitment to rigorous research and development. This technology has the potential to transform how metabolic conditions are managed, offering a proactive approach to health monitoring. The company's work contributes to the broader field of medical technology, with a focus on improving patient outcomes through advanced sensing solutions.
- Aug 2016Series A$2M
- Sep 2014Seed$850K
#8
Deadpooled · Carlsbad, California · founded 2008$345Kraised▾
Ultra-functional nano-sized technologies, components, & product systems
#9
Late Stage · Carlsbad, California · founded 2009 · 101 employees—raised▾
Remote EEG monitoring, reading, and consulting services for brain care. They provide real-time EEG monitoring services, in-home ambulatory EEG, and support clinical trials. They offer remote brain monitoring and diagnostic services, including continuous and intermittent monitoring. Access a network of neurophysiologists and epileptologists for instantaneous readings of brain activity and EEG interpretation. They specialize in diagnosing, classifying, and managing seizure disorders. CortiCap offers a solution for quick EEG electrode application. They are committed to helping clinicians determine brain functionality and abnormality. They are Joint Commission accredited in Telehealth and SOC2 Type 2 compliant, ensuring quality and security. They offer remote EEG services, neuro-telemetry, and EEG diagnostic services. They are a tele-EEG diagnostic company.
- Apr 2019PE—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of High Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Semiconductors is moving in the United States
A read on the academic research around Semiconductors — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 8,739 United States-affiliated papers.
- Georgia Institute of Technology489
- IMEC343
- Intel325
- Purdue University West Lafayette218
- Industrial Technology Research Institute177
- Photonics56→121
- Photonic integrated circuit49→81
- Artificial neural network3→29
- Detector25→48
- Scalability53→73
- Photonics45→59
- Artificial neural network2→14
- Rapid single flux quantum2→12
- Detector20→29
- Image sensor2→11
- Photonics10→28
- Hardware security module6→13
- Thermal10→16
- Automotive industry2→8
- Photonic integrated circuit9→14
Where semiconductors is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing semiconductors patents in the United States
United States semiconductors patent filing is cooling — 112,775 filings from 8,000 assignees (2016–2025), led by IBM, Applied Materials, Intel; annual filings 11572→7675.
- IBM19691
- Applied Materials13119
- Intel11689
- Micron Technology10011
- Texas Instruments4804
- LAM RES4667
- Sandisk Technologies3051
- Qualcomm2897
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.