Communications and Connectivity is the industry focused on enabling global communication and data exchange through digital networks, telecommunications systems, and internet infrastructure. It forms the backbone of the connected digital economy.
This industry includes mobile networks, broadband systems, internet service providers, satellite communications, fiber-optic infrastructure, and wireless technologies. It ensures the transmission of voice, video, and data across global networks.
The Communications industry includes companies building telecom infrastructure, network hardware, internet platforms, satellite communication systems, and connectivity services. These systems support businesses, governments, and consumers worldwide.
Key areas include 5G and emerging 6G networks, internet backbone infrastructure, cloud connectivity, satellite internet, edge networking, and global communication systems. These technologies enable real-time communication and digital service delivery at scale.
As connectivity expands, this industry creates careers in network engineering, telecommunications, infrastructure development, satellite systems engineering, and network security.
Explore Communications and Connectivity companies, systems, and careers powering global digital communication and internet infrastructure.
Market Data
| Metric | Value | Year | Notes |
|---|---|---|---|
| Global Telecom Market Size | 1,820 USD Billion | 2024 | Total global telecommunications market including mobile Source: fixed-line |
| Projected Market Size (2030) | 2,300 USD Billion | 2030 | Growth driven by 5G proliferation Source: satellite broadband expansion |
| CAGR (2024–2030) | 4 Percent | 2024–2030 | Modest but stable growth; satellite broadband and 5G enterprise services are the highest-growth sub-segments at 15–20% CAGR Source: ITU Global ICT Development Report 2024 |
| Global 5G Connections | 1,900,000,000 Connections | 2024 | Total 5G subscriber connections globally in 2024; China accounts for over 50% of global 5G connections Source: GSMA Intelligence 5G Connections Tracker 2024 |
| Global 5G Network Capex | 250 USD Billion | 2024 | Estimated annual global 5G network capital expenditure by telecom operators in 2024; declining as initial rollouts complete Source: GSMA Intelligence Capital Expenditure Report 2024 |
| Starlink Active Subscribers | 4,000,000 Subscribers | 2024 | SpaceX Starlink active satellite internet subscribers globally in mid-2024; growing by ~100K per month Source: SpaceX public disclosures / Bloomberg 2024 |
| Global Internet Users | 5,400,000,000 Users | 2024 | Total global internet users in 2024; represents approximately 67% of the global population; growth slowing in mature markets Source: International Telecommunication Union (ITU) Measuring Digital Development 2024 |
| Undersea Cable Network Length | 1,400,000 Kilometers | 2024 | Total length of active undersea fiber optic cables forming the global internet backbone; 400+ cable systems Source: TeleGeography Submarine Cable Map 2024 |
| Median Annual Salary (Network Engineer – US) | 95,000 USD | 2024 | Median annual salary for network engineers and telecom infrastructure engineers in the United States Source: US Bureau of Labor Statistics (BLS) OES 2024 |
| Africa Mobile Subscribers | 1,150,000,000 Subscribers | 2024 | Total mobile subscribers in Africa; mobile penetration at ~80% of population; smartphone adoption accelerating Source: GSMA Sub-Saharan Africa Mobile Economy Report 2024 |
| Global Data Center Market Size | 266 USD Billion | 2024 | Market for data center construction Source: colocation |
| Global IoT Connections | 18,000,000,000 Devices | 2024 | Total active Internet of Things device connections globally across consumer Source: enterprise |
| Submarine Cable Investment (annual) | 5,000 USD Million | 2024 | Annual investment in new undersea fiber optic cable systems; hyperscalers (Google Source: Meta |
| Global Spectrum Auction Revenue | 20 USD Billion | 2023 | Government revenue from spectrum license auctions globally in 2023; 5G mid-band spectrum commands premium pricing Source: ITU Spectrum Management Report 2024 |
| Africa Internet Penetration | 43 Percent | 2024 | Percentage of African population with internet access; up from 29% in 2019; mobile internet dominant; significant rural gap Source: GSMA / ITU Africa Digital Economy Report 2024 |