At Best Startup California we track over 300,000 Californian startups and over 1,500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.
We’ve ranked the top 58 Telecommunications companies in Sunnyvale, California. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).
We selected the organisations listed in this article based on:
- Track record
- Executive leadership
- Market share
- Innovation
- ESG rating
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.
Top Telecommunications Companies & Startups (Sunnyvale, California)
Finisar
Finisar is a technology leader for fiber optic subsystems and network performance test systems.
Founder(s): Frank Levinson
Location: Sunnyvale, California, United States
Industries: Information Technology, Internet, Manufacturing, Optical Communication, Telecommunications, Wireless
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Next Level Networks
Next Level Networks has developed a Broadband-as-a-Service platform enabling customer-owned 10-gigabit fiber broadband networks.
Founder(s): Darrell Gentry
Location: Sunnyvale, California, United States
Industries: Internet, Network Hardware, Telecommunications
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Ondas Networks
Ondas Networks is a wireless networking company that designs and manufactures its multi-patented SDR platform.
Founder(s): Guy Simpson, Menashe Shahar, Stewart Kantor, Stewart Kantor
Location: Sunnyvale, California, United States
Industries: Computer, Internet, Manufacturing, Telecommunications, Wireless
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NFWare
NFWare develops disruptive virtualized network software for operators and data-centers.
Founder(s): Alexander Britkin, Igor Ryzhov, Pavel Ivashchenko
Location: Sunnyvale, California, United States
Industries: Cloud Infrastructure, Software, Telecommunications, Virtualization
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Saisei
Saisei develops network performance enforcement solutions for large enterprises and service providers worldwide.
Founder(s): Bill Beckett, John Harper
Location: Sunnyvale, California, United States
Industries: Analytics, Cloud Computing, IT Infrastructure, Network Security, Software, Telecommunications
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BlueFox
Measure foot traffic, precisely and in real-time: analytics for the real world
Founder(s): Guillaume de La Tour, Jan Willem Korver
Location: Sunnyvale, California, United States
Industries: Analytics, Big Data, Internet of Things, Outdoor Advertising, Retail Technology, Telecommunications
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Gainspeed
Gainspeed is redefining how cable networks are built.
Founder(s): Drew Perkins, Jeff White, Mark Stalica, Shlomo Rakib
Location: Sunnyvale, California, United States
Industries: Communications Infrastructure, Telecommunications, Video
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NextNav
NextNav operates a platform intended to offer indoor location services and applications.
Founder(s): Arun Raghupathy, Ganesh Pattabiraman, Subbu Meiyappan
Location: Sunnyvale, California, United States
Industries: Electronics, Location Based Services, Mobile, Navigation, Telecommunications, Wireless
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Ooma
Ooma creates powerful connected experiences in home and small business telecommunications service, as well as affordable home security.
Founder(s): Andrew Frame, David Kullmann, Michael Cerda
Location: Sunnyvale, California, United States
Industries: Mobile, SaaS, Software, Telecommunications, VoIP
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Arcaris
Arcaris offers a talent management platform for call center outsourcers and enterprises to improve their agents’ performance and motivation.
Founder(s): Ariel Cordiviola, Oscar Giraldo
Location: Sunnyvale, California, United States
Industries: Cloud Computing, Customer Service, Enterprise Software, Telecommunications
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Summit Microelectronics
Summit Microelectronics offers integrated power management solutions for consumer, communications, and computing applications.
Founder(s): Rick Orlando
Location: Sunnyvale, California, United States
Industries: Computer, Electronics, Telecommunications
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Veloxity
Veloxity is a California-based privately held wireless telecom company.
Founder(s): Bahadir Kuru, Bora Eristurk
Location: Sunnyvale, California, United States
Industries: Real Time, Telecommunications, Wireless
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Infinera
Infinera Corporation provides optical networking systems based on photonic integration technology in the United States.
Founder(s): Drew Perkins
Location: Sunnyvale, California, United States
Industries: Information Technology, Internet, Optical Communication, Service Industry, Telecommunications
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Trovolone, Inc
Trovolone provides seamless IT cyber security to any small offices.
Founder(s): Helene Bernardini, Téodor Chabin
Location: Sunnyvale, California, United States
Industries: Cyber Security, Telecommunications
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Cortina Systems
Cortina Systems provides intelligent communication solutions for businesses to reach core, metro, access, and enterprise market segments.
Founder(s): Amir Nayyerhabibi, Hojjat Hassanpour, Zino Chair
Location: Sunnyvale, California, United States
Industries: Enterprise Software, Hardware, Information Technology, Manufacturing, Semiconductor, Software, Telecommunications
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Vitria Technology Inc
Vitria Technology provides operational intelligence and business process management solutions for businesses worldwide.
Founder(s): Dale Skeen
Location: Sunnyvale, California, United States
Industries: Analytics, Big Data, Internet of Things, Predictive Analytics, Software, Telecommunications
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ShoreTel
ShoreTel engages in the development and sale of Internet protocol (IP) communications systems for enterprises internationally.
Founder(s): Edwin J. Basart, Mike Harrigan
Location: Sunnyvale, California, United States
Industries: Hardware, Telecommunications, VoIP
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Coolstar
A fabless semiconductor company developing disruptive energy efficient technologies based on proprietary silicon power transistors.
Founder(s): Shuming Xu, Xiaotong Lin
Location: Sunnyvale, California, United States
Industries: Battery, Data Center, Electronics, Energy, Internet of Things, Semiconductor, Telecommunications
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TOP Network
the world’s first decentralized open communication network powered by a high performance DAG-based blockchain platform.
Founder(s): Steve Wei
Location: Sunnyvale, California, United States
Industries: Blockchain, Cryptocurrency, Software, Telecommunications
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Actiontec Electronics
ScreenBeam – The Global Leader in Wireless Display
Founder(s): Dean Chang
Location: Sunnyvale, California, United States
Industries: Consumer Electronics, Internet, Mobile Apps, Telecommunications, Wireless
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Zultys, Inc.
Zultys is a telecommunications company that offers business phone system solutions.
Founder(s): Ian Milnes
Location: Sunnyvale, California, United States
Industries: Mobile, Telecommunications
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TERiX Computer Service
Independent data center hardware support
Founder(s): Bernd Appleby
Location: Sunnyvale, California, United States
Industries: Enterprise Software, Hardware, Information Technology, Software, Telecommunications
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Noction
Noction IRP is a complete BGP automation platform for hosts, telcos and MSPs designed to dramatically improve network performance.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Information Technology, Internet, Software, Telecommunications
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Carrier IQ
Carrier IQ is a mobile service intelligence platform providing diagnostic analysis of smartphone users to OEMs and wireless carriers.
Founder(s): Konstantin Othmer
Location: Sunnyvale, California, United States
Industries: Mobile, Telecommunications, Wireless
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Criterion Networks
Criterion Networks offers industry-leading Enablement Cloud to accelerate the network transformation needs of MSP, VAR and Enterprises
Founder(s): Jayaprakash Kumar, Srinivas Vegesna
Location: Sunnyvale, California, United States
Industries: Information Technology, Internet, Internet of Things, Software, Telecommunications
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Blue Arcus
Blue Arcus is a telecommunication company that provides VoIP, telecom network and remote community solutions.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Consulting, Professional Networking, Telecommunications
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Alliance Fiber Optic Products
Alliance Fiber Optic Products designs, manufactures, and markets a broad range of high-performance fiber optic components
Founder(s):
Location: Sunnyvale, California, United States
Industries: Communications Infrastructure, Manufacturing, Telecommunications
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SkyStream Networks
SkyStream Networks provides IP video delivery platforms and solutions to telcos and service providers.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Broadcasting, Content Delivery Network, Telecommunications
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MessageCube
MessageCube offers a messaging app that allows users to seamlessly discuss and purchase shared experiences.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Messaging, Mobile Apps, Telecommunications
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Pareto Networks
Pareto Networks is a cloud networking startup that develops global, multi-tenant, cloud-based distributed networking solutions.
Founder(s): Carl Mower, Matthew Palmer
Location: Sunnyvale, California, United States
Industries: Cloud Computing, Information Technology, Network Hardware, Network Security, SaaS, Software, Telecommunications
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Telecom Council
Executive community for discovering innovation in telecommunications
Founder(s): Derek Kerton, Liz Kerton
Location: Sunnyvale, California, United States
Industries: Communication Hardware, Communications Infrastructure, Mobile, Mobile Devices, Optical Communication, Satellite Communication, Unified Communications, Venture Capital, Wired Telecommunications, Wireless
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Telecom Council
Executive community for discovering innovation in telecommunications
Founder(s): Derek Kerton, Liz Kerton
Location: Sunnyvale, California, United States
Industries: Communication Hardware, Communications Infrastructure, Mobile, Mobile Devices, Optical Communication, Satellite Communication, Unified Communications, Venture Capital, Wired Telecommunications, Wireless
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ANDA Networks
ANDA Networks develops carrier-class Ethernet equipment for worldwide fiber and copper-based access networks.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Mobile, Telecommunications, Wireless
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Bandwidth IG
Bandwidth IG provides mission-critical data centers, hyper scalers, and enterprises with high capacity, strategic dark fiber networks.
Founder(s): Jim Nolte
Location: Sunnyvale, California, United States
Industries: Information and Communications Technology (ICT), IT Infrastructure, Telecommunications
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K2 Optronics
K2 Optronics is a provider of intelligent optical components and subsystems.
Founder(s): Mike Powell, Narinder Kapany
Location: Sunnyvale, California, United States
Industries: Manufacturing, Telecommunications, Test and Measurement
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MyCaption.com
MyCaption.com is a software company that offers voicemail transcription services.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Internet, Software, Telecommunications
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Lantern Communications
Lantern Communications is a provider of packet-based transport solutions enabling scalable deployment of carrier-class.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Internet, Telecommunications, Transportation
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Xros
Xros, is a developer of state-of-the-art fiber-optic switching systems.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Electronics, Information Services, Information Technology, Manufacturing, Optical Communication, Telecommunications
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Chatfully
Chatfully is the all-in-one platform with texting, cross-channel messaging, and customizable CRM for teams .
Founder(s):
Location: Sunnyvale, California, United States
Industries: Software, Telecommunications
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U.S. Interactive
U.S. Interactive provides comprehensive, internet-centric customer management solutions to the communications industry.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Telecommunications
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VoxyPAD
VoxyPAD is a cross-platform app that enhances real-time collaborative telecommunication for both professional and social uses.
Founder(s): Setsuro Tamai, William H. Nguyen
Location: Sunnyvale, California, United States
Industries: Apps, iOS, Location Based Services, Mobile, Telecommunications, Video
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Avot Media
Avot Media offers an advanced mobile video delivery platform for content owners and wireless operators.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Advertising, Delivery, iOS, Mobile, Telecommunications, Video
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MooWee
MooWee Inc. is an innovative company providing next generation products and professional services for internet videos, interactive TV,
Founder(s): Dhaval N. Shah, Kris Harikrishnan
Location: Sunnyvale, California, United States
Industries: Innovation Management, Internet, Internet of Things, Media and Entertainment, Social Media, Telecommunications, Video
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CoSystems
CoSystems is an edge technology solution provider to global telecom equipment manufacturers and enterprise customers.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Telecommunications
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Alvesta
Alvesta’s mission is to enable the next generation of scalable data communications and telecommunications systems
Founder(s):
Location: Sunnyvale, California, United States
Industries: Communications Infrastructure, Information Technology, Manufacturing, Telecommunications, Wired Telecommunications
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Combinet
Combinet provided telecommuters and remote offices with high-speed remote access to enterprise networks.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Telecommunications
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Telsima
Telsima develops network management software, base station and subscriber station systems for the WiMAX telecommunications market.
Founder(s): Ramesh Kesanupalli
Location: Sunnyvale, California, United States
Industries: Mobile, Telecommunications, Wireless
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PBXPlus
PBXPlus is a hosted PBX and voice applications company that offers a cloud-based phone system for businesses.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Information Technology, Messaging, Public Relations, Speech Recognition, Telecommunications
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Stanford Telecommunications Inc
Stanford Telecommunications Inc designs, manufactures and markets advanced digital telecommunications products and systems .
Founder(s):
Location: Sunnyvale, California, United States
Industries: Manufacturing, Product Design, Telecommunications, Wireless
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Metara
Metara manufactures chemical metrology tools for the semiconductor industry to be used in the chemical monitoring and controlling processes.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Chemical, Electronics, Manufacturing, Semiconductor, Telecommunications
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Mspect
Measures quality of wireless Internet services
Founder(s):
Location: Sunnyvale, California, United States
Industries: Internet, Satellite Communication, Telecommunications, Wireless
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Western Multiplex Corp
Western Multiplex Corp is a broadband fixed-wireless communication systems used by leading Internet Service Providers.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Communications Infrastructure, Internet, Telecommunications, Virtual Reality, Wireless
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Telecompage
Telecompage is the professional social network dedicated to the telecommunications industry.
Founder(s):
Location: Sunnyvale, California, United States
Industries: B2B, Internet, Professional Networking, Search Engine, Social Media, Social Network, Social Recruiting, Telecommunications
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Arrayed Fiberoptics
Arrayed Fiberoptics is a fiber optics cable manufacturing company.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Communication Hardware, Manufacturing, Telecommunications
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Moonblink
Moonblink is a wireless and video surveillance value added distribution company.
Founder(s): Kevin Sitzes
Location: Sunnyvale, California, United States
Industries: Information Technology, Security, Telecommunications, Wireless
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Invox Technology
Invox offers next generation business phone systems for small and medium-sized companies.
Founder(s):
Location: Sunnyvale, California, United States
Industries: B2B, Information Technology, Software, Telecommunications
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Rapid5 Networks
Rapid5 Networks is a telecommunications-equipment company focused on the telecom and Internet infrastructure market.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Infrastructure, Internet of Things, Telecommunications
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MechaWorks
MechaWorks is a startup focused on new innovations in publishing and software development.
Founder(s):
Location: Sunnyvale, California, United States
Industries: Blogging Platforms, Consumer Electronics, Publishing, Software, Telecommunications, Wireless
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