50 Best Communications Infrastructure Companies to Watch in 2026

The most prominent communications infrastructure companies ranked by global prominence, funding activity, and market position. Showing the top 50 out of 1,822 companies tracked on Fsome.

1,822
Total Companies
$141.6B
Total Funding
$77.7M
Avg Funding
London
Top Location
# Company Location Employees Total Funding Last Round Last Funded
1
Zipline
Zipline is the operations platform that powers retail’s most complex work.
San Francisco 101 - 250 $39.6M Series B 2021-03-02
2
Verizon
Verizon is a broadband and telecommunications company that provides information …
New York c 10001 max $34.4B Post Ipo Debt 2025-07-30
3
LeapXpert
LeapXpert is a business communication platform that provides compliance solution…
New York 101 - 250 $42.5M Series B 2025-01-21
4
AT&T
AT&T is a telecommunications company that provides wireless communications, inte…
Dallas c 10001 max $5.0B Post Ipo Debt 2025-09-19
5
Lemon Slice
Lemonslice provides translation and localization services for businesses to adap…
San Francisco 1 - 10 $10.5M Seed 2025-12-23
6
Stream
Stream builds chat and feeds for applications at scale in a fraction of the time…
Boulder 101 - 250 $58.1M Series B 2021-03-04
7
Cohere Technologies
Cohere is a software company focused on mobile technology.
San Jose 51 - 100 $96.5M Series Unknown 2026-01-06
8
Valerie Health
Valerie Health is the AI front office for independent provider groups to moderni…
San Francisco 11 - 50 $39.0M Series A 2025-12-16
9
Roamless
Roamless is a mobile connectivity company that provides global eSIM services to …
Wilmington 51 - 100 $19.6M Series A 2025-12-17
10
Dejero
Dejero provides video streaming and connectivity solutions.
Waterloo 101 - 250 $144.0M Debt Financing 2025-12-04
11
Aligned
Aligned is a data center infrastructure technology company that provides build-t…
Plano 501 - 1K $15.6B Debt Financing 2026-03-26
12
Pico
Pico is a provider of technology services for the global financial markets commu…
New York 251 - 500 $372.4M Private Equity 2022-07-13
13
Language I/O
Language I/O is a software development company whose products allow clients to p…
Cheyenne 51 - 100 $26.5M Series Unknown 2026-01-13
14
Enlightra
Enlightra develops photonics technology that helps in extreme-bandwidth data tra…
Lausanne 11 - 50 $19.0M Grant 2026-03-03
15
Tarana Wireless
Tarana Wireless provides wireless performance in small-cell backhaul, fiber exte…
Milpitas 251 - 500 $426.1M Private Equity 2023-09-13
16
Celero Communications
Celero Communications provides coherent DSP solutions that improve high-bandwidt…
Laguna Beach 101 - 250 $138.4M Series B 2025-11-17
17
Alphawave Semi
Alphawave Semi provides silicon solutions for high-speed data connectivity in ne…
London 1K - 5K $150.0M Post Ipo Debt 2024-12-11
18
When I Work
When I Work is an employee scheduling and time tracking platform designed for sh…
Minneapolis 101 - 250 $224.0M Private Equity 2021-11-01
19
Metawave
Metawave is a wireless technology company that builds intelligent and high-perfo…
Carlsbad 11 - 50 $43.0M Debt Financing 2022-06-14
20
Safaricom Telecommunications Ethiopia
Safaricom Telecommunications Ethiopia is a technology and communication corporat…
Addis Ababa 501 - 1K $395.5M Debt Financing 2025-12-11
21
Singtel
Singtel is a telecommunications company that provides mobile, fixed-line, broadb…
Singapore c 10001 max $1.7B Post Ipo Debt 2025-02-07
22
TechSee
TechSee builds smart visual platforms that enable service providers to interact …
Herzliya 101 - 250 $53.5M Series C 2020-10-26
23
Alianza
Alianza's Cloud Communications Platform powers voice, unified communications, cl…
Pleasant Grove 251 - 500 $157.3M Series Unknown 2025-03-20
24
Mangata Networks
Mangata is a telecommunication company that specializes in satellite and wired c…
Phoenix 101 - 250 $135.1M Corporate Round 2023-06-08
25
Flash UpdatePromise
UpdatePromise is a technology communications company for automobile dealers.
Chino 51 - 100 $31.4M Series Unknown 2024-06-05
26
XMTP
XMTP is a communication protocol and network that connects communities, creators…
Austin 1 - 10 $45.0M Series B 2025-07-17
27
eMed
eMed provides on-demand, verified care and chronic disease management programs.
Miami 101 - 250 $200.0M Series A 2026-03-26
28
Digital Edge
Digital Edge is a data center platform company that acquires and develops neutra…
Singapore 501 - 1K $3.2B Debt Financing 2026-03-16
29
Swarm Technologies
Swarm enables global connectivity with the world's most affordable satellite net…
Mountain View 11 - 50 $29.1M Series Unknown 2021-10-01
30
FOSSA Systems
Global Cost-Effective Satellite IoT for Industrial Applications. First to deploy…
Madrid 51 - 100 $7.7M Grant 2026-01-29
31
EXA Infrastructure
EXA Infrastructure is the largest dedicated digital infrastructure platform in E…
London 251 - 500 $1.5B Debt Financing 2025-10-16
32
AxonIQ
AxonIQ is the proven application development platform for building fast, resilie…
Amsterdam 11 - 50 $7.3M Series A 2025-09-03
33
Sedna
Sedna is a data-driven communication platform that pushes profitability.
London 101 - 250 $96.0M Debt Financing 2025-04-03
34
Weavix
Weavix is a software company that develops an IoW platform with smart radio, wor…
Wichita 51 - 100 $33.6M Non Equity Assistance 2024-03-06
35
QuantalRF
QuantalRF AG is an emerging RF semiconductor company
San Diego 11 - 50 $34.0M Series C 2022-04-26
36
ZeroPhase
ZeroPhase creates robust, scalable, software-defined connectivity systems that a…
Unterschleißheim 1 - 10 $6.8M Seed 2025-12-17
37
G.Network
G.Network is the next generation communications service provider exclusively foc…
London 501 - 1K $1.4B Corporate Round 2020-12-15
38
Nubis Communications
Nubis Communications is a startup providing services to the electrical and elect…
New York 51 - 100 $40.0M Series Unknown 2023-11-07
39
Oriole Networks
Oriole is a photonic networking company, developing disruptive technologies for …
London 51 - 100 $34.6M Series A 2024-10-21
40
Flexnetworks
Flexnetworks builds, owns, and operates fibre-optic networks.
Saskatoon 51 - 100 $4.6M Grant 2026-01-16
41
Transcelestial Technologies
Transcelestial is a laser communications startup that provides point-to-point wi…
Singapore 1 - 10 $32.2M Series Unknown 2025-11-11
42
Valarian Technologies
Valarian Technologies is a provider of data sovereignty infrastructure for enter…
London 11 - 50 $19.9M Seed 2025-05-08
43
Element
Element builds secure, self-sovereign chat apps and collaboration solutions usin…
London 101 - 250 $46.2M Series B 2021-07-19
44
Qatalog
Qatalog is a HR tech and workplace software company offers a work hub software f…
London 11 - 50 $29.5M Series A 2020-10-13
45
Whalebone
Whalebone provides zero-disruption DNS-based cybersecurity to Telcos, ISPs, crit…
Brno 101 - 250 $17.6M Series B 2025-02-18
46
Nelogica
Nelogica develops trading software and platforms of assets in the financial mark…
Porto Alegre 501 - 1K $103.1M Series A 2020-11-26
47
Deutsche Glasfaser
A German fiber-optic network company
Borken 1K - 5K $6.9B Debt Financing 2024-09-20
48
SES
SES is a communications satellite operator for telecommunications providers, med…
Betzdorf 1K - 5K $6.0B Post Ipo Equity 2025-08-28
49
OhMD
OhMD is an AI-enabled HIPAA-compliant patient communication platform that reduce…
Burlington 51 - 100 $7.8M Seed 2022-02-22
50
Kokusai Electric Corporation
Kokusai Electric Corporation provides information communication systems internat…
Tokyo 1K - 5K Private Equity 2023-06-22