The Digital Highway Builders: Why Network Infrastructure Stocks Are Britain's Best-Kept Investment Secret

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Aimee Silverwood | Financial Analyst

Published: July 25, 2025

  • Invest in the essential digital infrastructure powering global connectivity and data growth.
  • Capitalize on major growth trends like the global 5G rollout and the Internet of Things expansion.
  • Benefit from stable, recurring revenue models and high barriers to entry in the network and connectivity sector.
  • Diversify your portfolio with network and connectivity stocks, offering growth potential with defensive characteristics.

The Unsung, Profitable Giants of the Digital Age

Right, let's have a frank conversation. While the world loses its collective mind over the latest electric car company or some cryptocurrency named after a dog, I find myself looking elsewhere. To me, the real, grown-up opportunities are not found in the froth and fury of the headlines. They are hidden in plain sight, in the decidedly unglamorous, yet utterly essential, plumbing of our digital world. I’m talking about the companies that own the pipes, the towers, and the satellites. The ones that get paid every single time you stream a show, join a video call, or mindlessly scroll through social media.

The Landlords of the Airwaves

Think about it. What is the one thing that underpins almost every modern convenience? Connectivity. And who provides it? Not the flashy app developers, but the companies that own the physical infrastructure. Take a firm like Crown Castle. They own tens of thousands of mobile phone towers. They are, in essence, landlords for the airwaves. Wireless carriers have no choice but to pay them rent to place their equipment on these towers, because without them, your phone is just a very expensive paperweight. It’s a wonderfully simple business model with enormous barriers to entry. You can’t just decide to build a competing mobile tower in central London tomorrow. It creates a predictable, almost utility-like, stream of revenue that is remarkably resilient, even when the wider economy is having a wobble.

The Never-Ending Upgrade Treadmill

Now, let’s talk about the 5G rollout. The press calls it an upgrade, but that’s a bit of an understatement. It’s more like a complete rebuild of our entire wireless network, requiring a far denser web of equipment. This could be a multi-year, multi-billion-pound bonanza for the companies that make the gear. Firms like Cisco, for instance, produce the routers and switches that act as the central nervous system of the internet. As data demands explode, their equipment becomes more critical than ever. They are cleverly shifting from just selling hardware to offering software and services, creating the sort of recurring revenue that investors should adore. This is not a fleeting trend, it is a decade-long infrastructure project that is only just getting started.

Reaching for the Stars, Literally

And what about the parts of the world that fibre optic cables cannot reach? That’s where the satellite companies come in. I find this area particularly interesting. Companies like Iridium operate constellations of satellites that provide coverage to the entire planet, including the oceans and the poles. This makes them indispensable for shipping, aviation, and remote industrial operations. While others are fighting for market share in crowded cities, these firms are tapping into entirely new markets. It’s a classic case of selling pickaxes during a gold rush, and the demand for data in these remote corners of the world is only just beginning. Investing in a collection of these companies, such as the Digital Highway Builders basket, could offer exposure to this powerful, long-term theme.

A Necessary Dose of Realism

Of course, let's not get carried away. No investment is a guaranteed win, and it would be foolish to think otherwise. These infrastructure companies often carry a lot of debt to fund their massive projects, so a sharp rise in interest rates could make borrowing more expensive. There’s also the perpetual risk that a new technology might come along and disrupt the status quo, though the sheer scale of these operations provides a substantial protective moat. The point is not that these are risk-free bets, because no such thing exists. The point is that they are built on a fundamental, undeniable global trend, our ever-increasing hunger for data. And to me, that feels like a much more solid foundation for a portfolio than the latest market fad.

Deep Dive

Market & Opportunity

  • The global 5G infrastructure market is projected to reach $47 billion by 2027.
  • Global data consumption is doubling approximately every two years.
  • Analysts estimate there will be over 75 billion connected Internet of Things (IoT) devices worldwide by 2030.

Key Companies

  • Crown Castle International Corp. (CCI): A Real Estate Investment Trust (REIT) that owns and operates over 40,000 cell towers and 90,000 miles of fiber optic cable. It provides essential infrastructure for wireless and 5G communications, generating revenue through long-term leases to telecommunications companies.
  • Cisco Systems, Inc. (CSCO): A provider of networking hardware, including routers and switches, that form the backbone of the internet and corporate networks. The company is transitioning towards software-defined networking solutions to create more recurring revenue streams.
  • Iridium Communications Inc (IRDM): Operates a global satellite constellation with a unique polar orbit, providing voice and data services for remote industries such as aviation, maritime, and IoT applications. Its business model is based on recurring subscription revenue.

View the full Basket:Network & Connectivity Portfolio

16 Handpicked stocks

Primary Risk Factors

  • Technology Obsolescence: The risk that current infrastructure could be outdated by new technological advancements.
  • Interest Rate Sensitivity: Companies carry significant debt for capital-intensive projects, making them vulnerable to rising interest rates which increase borrowing costs.
  • Regulatory Changes: Potential changes in regulations, such as zoning approvals for towers, could impact profitability.
  • Competition: New technologies, particularly in the satellite internet sector, could disrupt established companies.
  • Capital Intensity: The business requires heavy upfront investment, which can lead to inconsistent or "lumpy" returns on investment in the short term.

Growth Catalysts

  • 5G Deployment: The transition to 5G is a decade-long infrastructure upgrade cycle requiring a denser network of towers and small cells.
  • Internet of Things (IoT) Expansion: The growth of connected devices in both consumer and industrial applications creates sustained demand for network infrastructure.
  • Satellite Internet Growth: Low-Earth orbit constellations are bringing high-speed internet to previously unreachable markets, creating new revenue opportunities.
  • Favorable Regulatory Environment: Governments view digital infrastructure as critical for economic competitiveness, leading to supportive policies.
  • Emerging Technologies: The rise of autonomous vehicles, augmented reality, and AI will increase demand for high-speed, reliable connectivity.
  • Geographic Expansion: Developing markets are still in the process of building out their digital infrastructure, offering significant growth opportunities.

Investment Access

  • The basket of stocks is available on the Nemo platform.
  • The investment can be accessed through fractional shares, with a minimum investment starting from $1.

Recent insights

How to invest in this opportunity

View the full Basket:Network & Connectivity Portfolio

16 Handpicked stocks

Frequently Asked Questions

This article is marketing material and should not be construed as investment advice. No information set out in this article be considered, as advice, recommendation, offer, or a solicitation, to buy or sell any financial product, nor is it financial, investment, or trading advice. Any references to specific financial product or investment strategy are for illustrative / educational purposes only and subject to change without notice. It is the investor’s responsibility to evaluate any prospective investment, assess their own financial situation, and seek independent professional advice. Past performance is not indicative of future results. Please refer to our Risk Disclosure.

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