Best Telecom Operators Companies in San Francisco, United States
The 32 best Telecom Operators companies in San Francisco, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Race Communications.
Our analysis of 50 Telecom Operators companies
$110.6b in tracked funding; 98% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Telecom Operators companies in San Francisco
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Airwaive Provider of the marketplace for hosting of wireless access points | — | — | 17 | 2020 | Jeff Yee CEO | — | — |
| 2 | Astound Provider of internet, TV and telephony services | — | — | — | 1998 | Steve Weed CEO | — | — |
| 3 | Brief App-based platform offering multi-category news | — | — | 4 | 2018 | Nick Hobbs Co-Founder & CEO | Node.jsNextAuth.jsTailwind CSS+23 | — |
| 4 | clearworks At Clearworks we are passionate about helping companies with innovation. | — | — | 250 | 1997 | — | — | — |
| 5 | Easy Office Phone Cloud-based telephony services provider | — | — | 50 | 2005 | — | — | — |
| 6 | Infiniti WiFi Provider of wifi internet services | — | — | — | 2015 | Greg ONeill CEO & President | — | — |
| 7 | Line2 Cloud-based business phone service providing second phone numbers on devices | — | — | 28 | 2006 | Peter Sisson Co-Founder | WordPressMySQLPHP+42 | — |
| 8 | Mosaic NetworX Managed SD-WAN, firewall, network, cybersecurity, and IT services provider | — | — | — | 2007 | — | WordPressTypeScriptPHP+32 | — |
Top 12 Telecom Operators companies in San Francisco
#1
Late Stage · San Francisco, California · founded 1994 · 209 employees$375Mraised▾
Race Communications is a telecommunication service provider which provides broadband internet, phone, video, data services and solutions to residential, SMEs and large enterprise users in the US state of California. The company offers fiber optic broadband internet services, local and long-distance landline telephone service, digital television service with DVR, on-demand and mobile streaming services, business phone systems, managed WiFi services and cost-effective bundle services. Some of its major business clients are Bank Of America, Electronic Arts, Yahoo, etc.
- Sep 2024Unattributed$375M
- Sep 2024Conventional Debt$125M
- Aug 2024Unattributed—
#2
Helium 🦄Series D · San Francisco, California · founded 2006 · 61 employees$369.8Mraised▾
Hardware mining solutions for cryptocurrency. It connects low-powered machines to a single gateway and sends encrypted data through to the internet. It also provides rewards for users to connect time machines and gateways. It also raised equity funding from some of the most prominent venture capital firms.
- Feb 2022Series D$200M
- Aug 2021Series D$111M
- Jun 2019Series C$15M
- Apr 2016Series B$20M
#3
Acqui-Hired · San Francisco, California · founded 2000 · 250 employees$171.5Mraised▾
Domain marketplace facilitating secure transactions with buyer protection and flexible payments. This platform offers a streamlined process for buying and selling domain names. It provides transaction support, ensuring secure payments and a fast, easy transfer of ownership. The platform offers a buyer protection program and flexible payment methods. It acts as an intermediary, connecting buyers and sellers in a reliable and trustworthy environment. The service simplifies domain acquisition, offering a user-friendly experience and peace of mind.
- Jan 2006Venture Debt$12M
- Jan 2006Series E$20M
- Mar 2005Series D$28.2M
- Sep 2004Venture Debt$10M
#4
Series C · San Francisco, California · founded 2008 · 189 employees$63.5Mraised▾
Provider of internet services
- Sep 2019Series C$20M
- Mar 2018Series C$20M
- Aug 2015Series B$23.5M
#5
Series B · San Francisco, California · founded 2016 · 13 employees$34.3Mraised▾
Common Networks is a fixed wireless internet service provider which provides cheap broadband internet to the residential customers of suburban areas in the US state of California. It uses software-defined networking (SDN) to manage the wireless mesh network's peer-to-peer architecture for interconnecting homes in a neighborhood providing data transmission at 5 GHz. This software driven networking approach allows only a few houses in a community to directly connect to the fiber-optic backbone network sources, thus reducing the expenditure of telecom infrastructure and data centers. It delivers 75-100 Mbps of Internet speed for $50 per month with free installation.
- Aug 2018Series B$25M
- Jun 2017Series A$7M
- 2016Seed$2.3M
#6
Acquired · San Francisco, California · founded 1994 · 250 employees$34.5Mraised▾
Cloud communications solutions provider simplifying IT for business growth. They offer a comprehensive suite of cloud, hybrid, and on-premises communications platforms, business collaboration tools, video conferencing, and contact center solutions. Their offerings extend to productivity apps, phones, hardware, managed security, network connectivity, and power solutions. They provide open-source carrier SIP trunking services, catering to diverse industries like education, healthcare, hospitality, manufacturing, and retail. They focus on simplifying IT operations, enabling businesses to scale with confidence. They offer cost-effective solutions, tailored growth plans, and dedicated support, driven by innovation and a strong partner ecosystem. They are committed to customer success, providing reliable and scalable technology with a global presence and personalized support. Their solutions include unified communications, telephony, meetings, and messaging, bundled with network and security services.
- Feb 2017Conventional Debt$29M
- Jan 2014PE—
- Aug 2010Venture Debt$5.5M
- Apr 2007Series A—
#7
Series D · San Francisco, California · founded 2000 · 5 employees$6.3Mraised▾
Mobile business phone system providing advanced features and simplified communications. It delivers enterprise-level call management features to mobile staff, ensuring calls to the main company number are handled consistently. The system is preconfigured with a default voice menu that is easy to change. It connects clients with key staff, ensuring they get important calls. The company supports IETF vCon standardization, simplifying integration between live communication systems and AI/CRM systems. It offers mobile integration, simplifying business communications. The service includes features like call summaries and conversation feedback. It provides a mobile office phone system with high-quality cell minutes. The platform focuses on simplified communications, offering a mobile business phone service with tenanted administration and apps. It supports TLS and SRTP encryption, meeting customer and carrier requirements. The company offers a cloud-based solution, providing a mobile-first approach to business phone systems. It is a SaaS offering, providing subscription-based access to its features.
- Sep 2009Series D—
- Jul 2007Series D—
- Sep 2004Series A$6.2M
- Apr 2003Seed$107.1K
#8
Acquired · San Francisco, California · founded 2017$125Kraised▾
Fast, affordable internet provider with local support and hassle-free installation. This neighborhood provider delivers clear and affordable internet service, eliminating buffering with high speeds suitable for multiple streaming devices. They offer hassle-free installation, making the switch easy. Customers appreciate the quick and painless setup, reliable performance, and the advantage of supporting a local business. This provider focuses on delivering a seamless online experience with a commitment to customer satisfaction. They provide internet access to homes. They are a B2C company. They offer subscription based pricing.
- 2018Seed$125K
#9
Seed · San Francisco, California · founded 2015$125Kraised▾
Web3 powered WiFi networks for emerging markets, connecting the next billion. The company builds and operates low-cost public WiFi networks, providing super-fast, super-cheap internet access. Focused on emerging markets with high data demand, it empowers local cable operators to deploy and maintain hotspots. The company utilizes a utility token to drive the network and reward stakeholders. It is building a new data-only network for a data-hungry generation. The company leverages blockchain technology and a decentralized physical infrastructure network (DePIN) to democratize internet access. It offers products like Dabba Lite and Dabba Pro. The company's business model has a social impact by bringing internet access to underserved communities.
- Mar 2017Seed$125K
#10
Seed · San Francisco, California · founded 2014 · 10 employees$50Kraised▾
MVNO providing mobile services to the customers and NGOs
- Apr 2018Seed$50K
- Aug 2015Seed—
#11
Seed · San Francisco, California · founded 2022 · 6 employees—raised▾
Provider of private 5G network solutions featuring AI and dSIM technology. The company delivers standalone platforms for private network deployment. It offers solutions including indoor coverage, SIM swap protection, AI predictive maintenance, and video analytics. The platform supports peer node validation and neutral hosting.
- 2023Seed—
#12
Seed · San Francisco, California · founded 2021 · 21 employees—raised▾
Decentralized-based payment platform for cryptocurrency. Users can begin proposing and voting on changes. It develops autonomous driving technology for off-road applications. Its a privacy-focused, affordable mobile network owned and operated by its users.
- Apr 2022Seed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Telecom Operators coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on 5G / 6G Networks is moving in the United States
A read on the academic research around 5G / 6G Networks — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 7,631 United States-affiliated papers.
- The University of Texas at Austin253
- Princeton University249
- Georgia Institute of Technology223
- Concordia University182
- Northeastern University163
- Beamforming519→1075
- Telecommunications14→150
- Electronic engineering150→265
- MIMO324→419
- Wireless42→125
- Telecommunications37→139
- Beamforming897→971
- Electronic engineering191→249
- Wireless63→114
- Antenna (radio)96→132
- Telecommunications6→11
- Physical layer1→5
- Phased array7→10
- Transmission (telecommunications)5→6
- Channel (broadcasting)6→7
Where 5g 6g 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 5g 6g patents in the United States
United States 5g 6g patent filing is accelerating — 499,540 filings from 8,000 assignees (2016–2025), led by Qualcomm, Intel, Apple; annual filings 46197→46569.
- Qualcomm180521
- Intel33840
- Apple32311
- Microsoft18458
- IBM15530
- Google15131
- Interdigital Patent Holdings14759
- Interdigital TECH14106