Defence-tech isn’t “VC with drones”.
- John Clark
- Feb 13
- 3 min read
Defence-tech investing isn’t VC. It isn’t classic PE. It’s… its own different, important thing.
If you’re new to defence and defence investing, you’re probably reaching for a familiar label:
“Ah, it’s VC, but with bigger contracts.” Or: “It’s PE, but with governments.”
Not quite.
Defence-tech sits in a different lane because outcomes aren’t decided only by product and execution. They’re decided by access: eligibility, procurement pathways, security requirements, export controls, and sometimes the simple fact that who owns the company can influence what the company is allowed to build, sell, partner on, or exit into.
In most tech markets, your cap table is a spreadsheet. In defence-tech... It's a compliance document.
Why doesn’t it behave like VC?
Venture is built around the power curve: place enough bets, and a small number of outliers return the fund. That works best when distribution is fast, global, and mostly commercial.
Defence-tech is different because scaling is often programme-led, not purely product-led.
The go-to-market can include qualification, trials, framework access, and budget cycles. The U.S. GAO’s major weapon systems assessments are a useful reminder of the underlying reality: defence acquisition timelines are measured in years, not quarters.
You can have an excellent product and still be stuck outside the gates.
And those gates aren’t metaphors. Export controls like ITAR shape what can be shared and where. Foreign investment review processes like CFIUS exist because ownership can matter to national security outcomes, which means it can matter to deal outcomes, too.
So the “spray and pray & power law” playbook? Many will try it here. But in defence-tech, the outlier doesn’t just need product-market fit. It needs permission-to-scale.
If that sounds like extra complexity, it’s also the source of the edge. Because when navigated well, these constraints function as barriers to entry. They create defensibility, reduce competitive intensity, and make customer relationships unusually sticky. Regulation isn’t just friction, it’s often part of the moat.
And, why isn’t it classic PE either?
On the other side, private equity is brilliant at buying mature cashflows and improving operations.
But many of the best defence-tech opportunities sit in the middle: proven tech, early traction, scaling into programmes, with lumpy revenue and meaningful compliance overhead. You can’t operational excellence your way around export controls, clearances, or procurement eligibility. In this category, governance and structure aren’t just financial engineering, they can be commercial enablers.
That’s why the category is quietly forming into something distinct: policy-anchored, procurement-driven growth investing.
Why this can work well in a private markets portfolio:
For LPs, the key point is that these differences aren’t just “complication.” They can translate into attractive portfolio characteristics:
A once-in-a-generation upgrade cycle: allied defence and resilience capabilities are being modernised at pace, pulling demand forward across autonomy, cyber, space, sensing, and critical infrastructure.
Budget-backed spending: this is increasingly treated as national priority funding, often planned over multiple years.
Big markets, few credible suppliers: the bar to entry is high, so companies that get “in” can face less crowded competition and win meaningful share.
Sticky deployments: once integrated into systems and workflows, solutions tend to stay in place and expand over time.
Clear scale pathways: primes, systems integrators, and allied procurement channels can take a product from niche to fleet-wide (and cross-border) adoption.
The tell: governments built “translation layers”
If defence-tech were “just another vertical,” we wouldn’t need special bridges between innovation and deployment. But we do.
NATO’s DIANA exists specifically to help innovators test and validate technology against real defence needs across the Alliance. Europe’s European Defence Fund supports collaborative defence R&D because capability development is, by nature, institutional and allied. That infrastructure is the market admitting: this isn’t normal tech adoption.
So what’s the punchline here?
Defence-tech value creation is programme-led: eligibility, adoption, multi-year contracts, integration into primes, and repeat procurement across allied markets. That’s why the edge isn’t speed, it’s skilled capital that helps a company become eligible, trusted, and deployable.
In software, you scale by shipping faster. In defence-tech, you scale by shipping and qualifying and staying eligible and not accidentally making yourself unbuyable.
And, that’s why defence tech behaves like an emerging asset class and why expertise isn’t a nice-to-have. It’s 100% part of the return engine.
Fulcrum's lens.
Fulcrum is built for the reality that defence-tech is gated and programme-led. We invest where demand is structural and visible in procurement, and where the right support isn’t generic “growth advice”, it’s navigating eligibility, accelerating programme access, shaping partnerships (including with primes and integrators), and structuring ownership and governance to protect long-term optionality.
In a market where permission-to-scale is often the constraint, specialist, hands-on capital will make the difference.
