50 Best Optical Communication Companies to Watch in 2026

The most prominent optical communication companies ranked by global prominence, funding activity, and market position. Showing the top 50 out of 483 companies tracked on Fsome.

483
Total Companies
$35.4B
Total Funding
$73.4M
Avg Funding
San Jose
Top Location
# Company Location Employees Total Funding Last Round Last Funded
1
Safaricom
Safaricom is a mobile network operator that offers internet connectivity, inform…
Nairobi 5K - 10K $3.2B Post Ipo Debt 2025-11-25
2
Banglalink
Banglalink is a provider of telecommunication and internet broadband services.
Dhaka 1K - 5K $138.7M Debt Financing 2022-04-27
3
Zebra Technologies
Zebra Technologies delivers barcode printers, scanners, RFID, and mobile computi…
Lincolnshire 5K - 10K $2.5B Post Ipo Debt 2024-05-22
4
NewPhotonics
A fabless startup specialize in innovative Photonics Engines that revolutionize …
Tel Aviv-yafo 11 - 50 $28.6M Grant 2022-12-01
5
POET Technologies
POET Technologies develops a platform that powers innovation in integrated circu…
Toronto 51 - 100 $541.8M Post Ipo Equity 2026-01-22
6
Viasat
Viasat is a global communications company that offers satellite services.
Carlsbad 5K - 10K $3.2B Grant 2025-11-21
7
Lumen Technologies
Lumen delivers the most secure platform for applications and data to help busine…
Monroe c 10001 max $2.4B Post Ipo Debt 2025-09-04
8
Cailabs
Cailabs is a global leader in free-space optical communications for dual-use app…
Rennes 101 - 250 $116.2M Series Unknown 2025-09-15
9
Gigaclear
Gigaclear is a private company dedicated to building and operating Ultrafast bro…
Abingdon 501 - 1K $2.3B Debt Financing 2025-12-03
10
Zenlayer
Zenlayer operates as a software-defined network and services provider.
Diamond Bar 101 - 250 $102.0M Series C 2022-01-04
11
Scintil Photonics
Scintil Photonics is a fabless company that develops silicon photonic integrated…
Grenoble 11 - 50 $76.6M Series B 2025-09-09
12
Lattice Materials
Lattice Materials specializes in the manufacture of transmissive infrared optica…
Bozeman 11 - 50 $18.5M Grant 2025-12-22
13
M-FLY
M-FLY develops gimbals for unmanned systems, supporting aerospace and defense wi…
Tallinn 11 - 50 $2.7M Seed 2025-11-27
14
Oriole Networks
Oriole is a photonic networking company, developing disruptive technologies for …
London 51 - 100 $34.6M Series A 2024-10-21
15
Transcelestial Technologies
Transcelestial is a laser communications startup that provides point-to-point wi…
Singapore 1 - 10 $32.2M Series Unknown 2025-11-11
16
Ranovus
Ranovus is a provider of interconnect solutions for data center and communicatio…
Ottawa 101 - 250 $98.7M Grant 2025-08-20
17
Rayleigh Vision Intelligence(RVi)
RVi utilizes AI- driven display transfer tech for array based optical communicat…
Hsinchu 11 - 50 $2.9M Seed 2025-05-26
18
Eon Space Labs
Eon Space Labs is a manufacturing company that specializes in designing in obser…
Hyderabad 1 - 10 $1.2M Seed 2025-08-05
19
Quantifi Photonics
Quantifi Photonics is a telecommunications equipment supply company that special…
Auckland 51 - 100 $29.0M Grant 2024-07-01
20
Lightium
Lightium is a semiconductor manufacturing company that provides production-grade…
Z├╝rich 11 - 50 $10.1M Seed 2025-02-02
21
EFFECT Photonics
EFFECT Photonics is a highly vertically integrated, independent leader in integr…
Eindhoven 51 - 100 $148.1M Series D 2025-06-25
22
PicoJool
PicoJool developed a new class of pixel-level photonics that make optical links …
Palo Alto 11 - 50 $12.0M Series Unknown 2025-11-18
23
Atomica Corp
Atomica is the largest US MEMS foundry supporting the full spectrum of MEMS, inc…
Santa Barbara 101 - 250 $74.4M Series C 2022-11-08
24
DustPhotonics
DustPhotonics develops and manufactures pluggable optical modules and solutions …
Modi'in 51 - 100 $85.0M Series B 2024-02-21
25
Open Fiber
Italian telecommunications company which operates wholesale in the optical fiber…
Milan 1K - 5K $2.5B Secondary Market 2021-08-06
26
Giant Magellan Telescope Organization
The ground-based Giant Magellan Telescope will be one of a next class of "Extrem…
Pasadena 51 - 100 $205.0M Grant 2022-08-02
27
Ekinops
Ekinops is a leading provider of open, trusted and innovative network connectivi…
Lannion 501 - 1K $69.4M Grant 2023-02-28
28
CloudExtel
CloudExtel offers NaaS solutions to meet the issues posed by the exponential gro…
Mumbai 101 - 250 $46.4M Debt Financing 2025-11-27
29
North Ocean Photonics
North Ocean Photonics is a high-tech enterprise focusing on the field of micro-o…
Shanghai 101 - 250 $28.2M Series C 2025-12-31
30
Source Photonics
Source Photonics is a provider of innovative and reliable technology that enable…
West Hills 1K - 5K $230.0M Series D 2023-12-07
31
Aegiq
Defining the future of computing with full stack photonic quantum computers
Sheffield 11 - 50 $6.5M Series A 2024-05-01
32
mBryonics
mBryonics is building the internet in space with lasers.
Galway 51 - 100 $23.0M Series A 2024-02-28
33
Archangel Lightworks
Archangel Lightworks builds deployable laser communication systems for the space…
London 11 - 50 $4.7M Grant 2025-11-21
34
Orkuveitan
Orkuveitan is an energy and utility company that deals with data utility network…
Reykjavík 501 - 1K $290.1M Debt Financing 2025-11-17
35
ZJeagles Comsemi
ZJeagles Comsemi is the designer and producer of optical communication chips des…
Hangzhou 51 - 100 $139.6M Series B 2025-10-22
36
HRL Laboratories
HRL Laboratories pioneers the next frontiers of physical and information science…
Malibu 1K - 5K $2.0M Grant 2023-05-09
37
Alitheon
Alitheon is an optical AI software that can identify and authenticate physical o…
Bellevue 11 - 50 $30.7M Series A 2022-09-20
38
Phosio Corporation
Phosio Corporation creates materials used to deposit metal oxides at low tempera…
Corvallis 1 - 10 $1.7M Seed 2025-10-01
39
Vertilite
Vertilite provides high power and high-speed vertical-cavity surface-emitting la…
Changzhou 11 - 50 $107.9M Series C 2024-05-06
40
Enablence
Enablence is a supplier of FTTH equipment for residential & business services & …
Ottawa 51 - 100 $116.3M Post Ipo Debt 2025-04-04
41
IceMos Technology
IceMos Technology offers thick film bonded silicon on insulator (SOI) wafers.
Belfast 51 - 100 $24.0M Series E 2025-04-02
42
KDPOF
KDPOF specializes in the development of technology for high capacity communicati…
Madrid 11 - 50 $69.7M Grant 2024-05-14
43
Bulk Infrastructure Group
Bulk Infrastructure Group is a leading provider of sustainable digital infrastru…
Oslo 51 - 100 $381.2M Private Equity 2024-06-06
44
FYLA
Fyla is Deep Tech laser technology company, bringing proprietary solutions for h…
Valencia 11 - 50 $9.7M Private Equity 2025-12-11
45
almohandez
Alloha Fibra provides fiber-to-the-home connectivity to contribute to the social…
São Paulo 1K - 5K $33.2M Debt Financing 2024-10-31
46
Hydromea
Automating submerged asset inspections with a remote underwater drone platform
Renens 11 - 50 $3.8M Grant 2023-05-23
47
D
Dingxin
Dingxin develops and supplies laser and photonic components used in optical comm…
Suzhou $14.0M Undisclosed 2025-12-22
48
Zigge Technology
Zhige Technology develops, manufactures, researches, and sells AR optical displa…
Haidian 1 - 10 $56.1M Series Unknown 2026-03-24
49
STL
STL is an Indian manufacturer of optical fibers, telecommunication cables and po…
Pune 1K - 5K $119.5M Post Ipo Equity 2024-04-16
50
Astrape Networks
Astrape powers the future of datacenters: more bandwidth, less power.
Eindhoven 11 - 50 $10.7M Seed 2025-04-29