Top ISP Startups in United States (2025 Update)
Explore the best ISP companies in United States. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Explore Top ISP Startups in United States featuring 72 Companies
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Harbor Networks | - | Consult. Integrate. Manage. | Founded in 1995, Harbor Networks is a northeast-based leader in managed network,... | - |
United States
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Framingham | United States (HQ) + 2 | 1995 | Hardware, ISP +2 | - |
1
Low
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67
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1.6K (23%) | 20 years ago | Series C | 1 | 37.0M | 1465 | 2 years ago | |
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LOGIX Fiber Networks | - | Tired of Slow Business Internet Speeds and Downtime? Switch to a built-for-busin... | LOGIX Fiber Networks is a well-established Texas-based provider of telecommunica... | - |
United States
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Houston | United States (HQ) + 4 | 1983 | Cyber Security, ISP +4 | [email protected] |
1
Low
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377
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7.4K (-51%) | 3 years ago | Series Unknown | 1 | 100.0M | 17339 | 5 months ago | |
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Sail Internet | - | Offering internet services leveraging fixed wireless technologies for last-mile... | Internet service provider to Enterprise, Mid-Market, Small Business, and Multi-D... | - |
United States
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Palo Alto | United States (HQ) | 2015 | ISP, Internet +1 | [email protected] |
1
Low
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51
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30.4K (8%) | 4 years ago | Series A | 4 | 13.5M | 1572 | 5 months ago | |
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Aervivo | - | Access and Connectivity for All |
Our Vision: Access and Connectivity for All We believe in providing everyone, e... |
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United States
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San Diego | United States (HQ) + 1 | 2020 | ISP, IT +2 | [email protected] |
1
Low
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9
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211 | 1 year ago | Series Unknown | 4 | 9.8M | 1136 | 5 months ago | |
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Nomadix, an ASSA ABLOY co... | - | Internet Connectivity & Guest-Facing Technology for Hospitality & Multi-Tenant P... | Nomadix, an ASSA ABLOY company, brings connected experiences to life. For over 2... | - |
United States
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Woodland Hills | United States (HQ) | 1998 | ISP, IT | [email protected] |
1
Low
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80
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25.6K (7%) | 22 years ago | Series D | 4 | 50.0M | 4720 | 5 months ago | |
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Connext Fiber | - | Connext Fiber Specializes in Fiber Optic Infrastructure Installation, Fiber Inte... | Connext Fiber Specializes in Providing High Speed Internet Services and Fiber Op... | - |
United States
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Ogden | United States (HQ) + 1 | 2001 | ISP, Internet | [email protected] |
1
Low
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31
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811 (-100%) | 1 year ago | Debt Financing | 1 | 70.0M | 175 | 5 months ago | |
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GCI Communication Corp. | - | GCI is Alaska’s largest statewide network. For 40 years, we’ve kept you connecte... | Hi, we’re glad you’re here! GCI is Alaska’s largest telecommunications provider.... | - |
United States
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Anchorage | United States (HQ) | 1979 | ISP, Internet +4 | [email protected] |
1
Low
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1815
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244.6K (2%) | 1 year ago | Grant | 3 | 135.0M | 12383 | 5 months ago | |
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Quantinium | - | Quantinium is a bespoke post-quantum encrypted blockchain optimized to support d... | Quantinium is a groundbreaking institutional-grade blockchain infrastructure tha... | - |
United States
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Fort Lauderdale | United States (HQ) | 2021 | Crypto, Finance +5 | - |
1
Low
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15
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754 (-31%) | 1 year ago | Seed | 2 | 4.0M | 383 | 5 months ago | |
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SingleOps | - | Helping tree care, landscape, lawn care, and other green industry companies grow... |
Empowering the Green Industry's growth! SingleOps integrates sales, back offic... |
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United States
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Atlanta | United States (HQ) | 2013 | ISP, Information Technology +2 | [email protected] |
1
Low
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83
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244.4K (4%) | 2 years ago | Series C | 4 | 82.6M | 2670 | 9 months ago | |
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Zenlayer | - | Hyperconnected Cloud for Interactive Applications | Zenlayer offers on-demand edge cloud services in over 250 PoPs around the world,... | - |
United States
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Diamond Bar | United States (HQ) | 2014 | Computing, ISP +2 | [email protected] |
1
Low
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241
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35.7K (23%) | 3 years ago | Series C | 4 | 102.0M | 8667 | 5 months ago | |
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IP Infusion | - | Accelerating Network Disaggregation for Service Provider and Data Centers. | IP Infusion enables disaggregated networking solutions for carriers, service pro... | - |
United States
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Santa Clara | United States (HQ) | 1999 | Hardware, ISP | [email protected] |
1
Low
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501
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16.9K (-35%) | 23 years ago | Series C | 2 | 16.7M | 20037 | 5 months ago | |
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Gigstreem | - | Engineering a better way to Internet! | Gigstreem is an innovative Internet and Managed Network services provider. Gigst... | - |
United States
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- | United States (HQ) + 3 | 2016 | ISP, IT +2 | [email protected] |
1
Low
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87
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760 (-100%) | 2 years ago | Private Equity | 3 | 119.0M | 2145 | 6 months ago | |
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Damballa, Inc. | Not active anymore | - | Damballa is a cyber security company specializing in network monitoring for adva... | - |
United States
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Atlanta | United States (HQ) | 2006 | Cyber Security, ISP +1 | [email protected] |
-1
N/A
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8
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129 | 11 years ago | Series E | 7 | 66.1M | 2865 | 9 years ago | |
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IKANO Communications, Inc... | - | - | IKANO Communications, Inc. provides private-label, wholesale, and retail Interne... | - |
United States
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Chatsworth | United States (HQ) | 1999 | ISP, Internet +1 | [email protected] |
1
Low
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52
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1.3K (-28%) | 18 years ago | Post Ipo Debt | 2 | 34.0M | 558 | 5 Uby gNl | |
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Casa Systems, Inc. | - | - | Casa Systems is pioneering advanced ultra-broadband 5G solutions for mobile, cab... | - |
United States
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Andover | United States (HQ) | 2003 | ISP, Internet +1 | [email protected] |
1
Low
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315
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18118 | - | Post Ipo Equity | - | 139.6M | 18176 | 10 months ago | |
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Pacific NW Rural Broadban... | - | 501c3 Non-profit WISP delivering fast, affordable, community owned and operated... | We are a registered 501c3 non-profit ISP dedicated to bridging the digital divid... | - |
United States
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Missoula | United States (HQ) + 2 | 2020 | ISP, IT +2 | - |
1
Low
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1
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774 | 2 years ago | Seed | 1 | Unknown | 77 | 7 ZQG VVO | |
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OneFiber | - | Bringing fiber to your town | OneFiber builds and manages municipal-owned fiber networks for towns in rural Am... | - |
United States
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Beloit | United States (HQ) | 2022 | ISP, Internet +1 | [email protected] |
1
Low
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2
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552 | 2 years ago | Pre Seed | 1 | Unknown | 34 | 1 year ago | |
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Applied Sensor Co., LLC | - | Designing the next generation of smart textiles. | ASC is on a mission to revolutionize the way we interact with textiles. We're de... | - |
United States
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Woodinville | United States (HQ) | 2023 | ISP | - |
1
Low
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1
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1.0K | 25 years ago | Series Unknown | 1 | Unknown | 191 | 6 months ago | |
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Fiberspark | - | - | Fiberspark is a new Internet Service Provider bringing fiber optic connectivity... | - |
United States
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Ithaca | United States (HQ) | 2012 | ISP, Internet +1 | [email protected] |
1
Low
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3
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2.3K (-26%) | 11 years ago | Pre Seed | 1 | Unknown | 59832 | 7 y4w h85 | |
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Arborgold Software | - | Arborgold helps lawn care, landscape, plant health care, and tree care companies... | Arborgold Software by Tree Management System, Inc. is the most powerful job and... | - |
United States
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Fishers | United States (HQ) | 1994 | ISP, Information Technology +1 | [email protected] |
1
Low
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35
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6.4K (-33%) | - | - | - | - | 808 | 5 months ago | |
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PAXIO | - | Upgrade Your Internet Experience With Dedicated Fiber | Founded in 2003, PAXIO is a San Francisco Bay Area fiber ISP and fiber network s... | - |
United States
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Emeryville | United States (HQ) | 2003 | Data Analytics, Enterprise +4 | [email protected] |
1
Low
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29
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668 | - | - | - | - | 1548 | 5 months ago | |
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WISPA | - | The Voice of the Fixed Wireless and Fiber Broadband Industry. | WISPA represents the interests of the evolving Internet service provider ecosyst... | - |
United States
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Washington | United States (HQ) | 2004 | ISP, IT +2 | [email protected] |
1
Low
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31
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11.9K (12%) | - | - | - | - | 6288 | 5 months ago | |
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NCTA - The Internet & Tel... | - | Welcome to a world where connectivity is unleashed for all. | NCTA – The Internet & Television Association represents network innovators and c... | - |
United States
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Washington | United States (HQ) | 1952 | ISP, Internet +1 | [email protected] |
1
Low
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141
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22.7K (-19%) | - | - | - | - | 33628 | 11 months ago | |
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Rango Broadband | - | Experience fast speeds and a reliable internet connection in Nevada from a local... | Rango is a team of internet and telecom experts with 100+ years of combined expe... | - |
United States
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Carson City | United States (HQ) + 1 | 2020 | ISP, Internet +1 | [email protected] |
1
Low
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22
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667 (-100%) | - | - | - | - | 193 | 8 months ago | |
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TRENDnet | - | Networks People Trust | TRENDnet is a global provider of award-winning networking and surveillance solut... | - |
United States
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Torrance | United States (HQ) | 1990 | ISP, Telecom | [email protected] |
1
Low
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94
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194.9K (-5%) | - | - | - | - | 3254 | 5 months ago | |
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Smart City Networks | - | In a hectic world, we provide peace of mind. | Smart City is the nation’s leading provider of event telecommunications and tech... | - |
United States
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Las Vegas | United States (HQ) | 1984 | Cyber Security, Entertainment +5 | [email protected] |
1
Low
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412
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7.4K (-44%) | - | - | - | - | 14428 | 5 months ago | |
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Infinite IC | - | Solutions Provider for high-speed Internet services designed for the home-based... | We at Infinite Internet are leaders in the solution provider and fixed wireless... | - |
United States
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Vero Beach | United States (HQ) | 2011 | Hardware, ISP +2 | - |
1
Low
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5
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7.0K (-35%) | - | - | - | - | 20 | 10 9TV Qa7 | |
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Vistabeam | - | Pioneering wireless service provider with coverage spanning 40,000 sq mi across... | Vistabeam is a pioneering wireless and fiber broadband provider with coverage sp... | - |
United States
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Gering | United States (HQ) | 2004 | ISP, Internet | - |
1
Low
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31
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4.4K (-31%) | - | - | - | - | 551 | 1 year ago | |
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Global Data Technologies,... | - | Providing innovative technology solutions for businesses, K-12 institutions, and... | Global Data Technologies Inc. is a telecommunications company based out of San A... | - |
United States
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San Angelo | United States (HQ) | 2014 | ISP, Internet +1 | [email protected] |
1
Low
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18
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998 (-38%) | - | - | - | - | 58 | 1 year ago | |
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Digital Service Consultan... | - | Digital Service Consultants, Inc. (DSC) is Georgia’s premiere provider for IT se... | Digital Service Consultants, Inc. (DSC) is Georgia’s premiere Internet Service P... | - |
United States
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Atlanta | United States (HQ) | 1985 | ISP, IT Infrastructure +1 | - |
1
Low
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2
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1.3K (-35%) | - | - | - | - | 56 | 2 V4W OPb | |
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Archtop Fiber | - | Our mission is to be the true fiber of your community. | Archtop Fiber was founded with a commitment to bring the fastest, most reliable,... | - |
United States
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Kingston | United States (HQ) | 2022 | ISP, Internet +1 | [email protected] |
1
Low
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51
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7.6K (9%) | - | - | - | - | 3516 | 5 months ago | |
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LayerHost | - | Always online, Always reliable. | Our roots can be traced back to 2008, when LayerHost started out in the gaming i... | - |
United States
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Los Angeles | United States (HQ) + 1 | 2008 | Gaming, ISP +1 | [email protected] |
1
Low
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1
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878 (-66%) | - | - | - | - | 106 | 8 um3 y1P | |
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WiscNet | - | Connecting People & Strategies | WiscNet is a nonprofit membership organization that provides research and educat... | - |
United States
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Madison | United States (HQ) + 1 | 1990 | Cyber Security, Education +2 | [email protected] |
1
Low
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23
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12.2K (11%) | - | - | - | - | 294 | 10 months ago | |
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Planet Networks | - | Connecting People, Places, and Things Since 1994 * Global Hosting, Phone, Inter... | Planet Networks has built and operates a next generation fiber optic network to... | - |
United States
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Newton | United States (HQ) | 1994 | ISP, Information Technology +1 | - |
1
Low
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65
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365 | - | - | - | - | 2337 | 9 months ago | |
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Centranet Fiber | - | We’re breaking the rurals to bring you the fastest, most reliable internet. | We’re breaking the rurals to bring you the fastest, most reliable internet. We d... | - |
United States
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Stillwater | United States (HQ) | 2020 | ISP, IT +1 | [email protected] |
1
Low
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8
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9.5K (-27%) | - | - | - | - | 419 | 5 months ago | |
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OPTK Networks | - | An industry leader in fiber-based networks. | Ethernet Transport | Wavelength |... | OPTK Networks, an industry leader in fiber-based network, provides exceptional r... | - |
United States
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Lincoln | United States (HQ) | 2010 | Hardware, ISP +1 | [email protected] |
1
Low
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49
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818 (-49%) | - | - | - | - | 1515 | 5 months ago | |
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TISD, Inc. | - | The leader in quality Internet and information technology services in the greate... | TISD has been in business for over 27 years, offering broadband wireless interne... | - |
United States
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Victoria | United States (HQ) + 1 | 1995 | ISP, Internet | - |
1
Low
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170
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2.6K (-7%) | - | - | - | - | 469 | 5 months ago | |
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AlphaLink Technologies | - | We are your first link to technology. | With over 40 years of experience, we provide IT products and services to small a... | - |
United States
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Newark | United States (HQ) | 1984 | ISP, Information Technology +1 | - |
1
Low
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11
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1.3K (-38%) | - | - | - | - | 238 | 6 months ago | |
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Beacon Broadband, Inc. | - | Bringing the high-speed fiber experience where no one else will go. | Beacon Broadband, Inc. is a wholly owned subsidiary of Coos-Curry Electric Coope... | - |
United States
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Brookings | United States (HQ) + 1 | 2020 | ISP, Telecom +1 | [email protected] |
1
Low
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14
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5.2K (-7%) | - | - | - | - | 459 | 5 months ago | |
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Nielsen Norman Group | - | Evidence-based UX training, research, & consulting. Virtual UX Courses and UX Ce... | Evidence-Based User Experience (UX) Research, Training, and Consulting: Nielsen... | - |
United States
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- | United States (HQ) | 1998 | Content Creators, ISP |
1
Low
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155
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1.2M (20%) | - | - | - | - | 331869 | 7 months ago |