The Largest Public Space Companies by Country

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May 29, 2026

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Cody Good

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Akhila Ayyalasomayajula

The Largest Public Space Companies by Country

Key Takeaways

Rocket Lab dominates the public pure-play space market, highlighting the market premium for launch and vertically integrated space systems.
Pure-play public space companies are relatively scarce though many economies are still represented by diversified defense, aerospace, or telecom firms.

Across G20 economies, public pure-play space companies are shaping the commercial space industry. Which country hosts the world’s largest?

This graphic, created in partnership with Global X Canada, shows the largest pure-play space companies by country. The ranking is based on market capitalization from Stock Analysis and individual company websites.

Its the final graphic in the Investing in Space series, showing which firms offer more direct exposure to space over diversified defence, aerospace, or telecom conglomerates.

Which Space Companies Are Largest?

Rocket Lab dominates the ranking with a market capitalization of C$71.4 billion, more than the next five companies combined.

Rank	Company	Headquarters (Country)	Market Cap ($CAD Billions)
1	ROCKET LAB CORP	U.S.	71.4
2	China Spacesat Co., Ltd.	China	22.1
3	OHB SE	Germany	8.1
4	MDA SPACE LTD	Canada	6.4
5	Eutelsat Communications	France	4.8
6	SES	Luxembourg	4.4
7	AVIO SPA	Italy	2.5
8	SATREC INITIATIVE CO LTD	South Korea	1.8
9	ASTROSCALE HOLDINGS INC	Japan	1.7
10	SATELLOGIC INC-A	Argentina	1.4
11	OVZON AB	Sweden	1.0

Source: Stock Analysis.

This major lead reflects the market premium placed on launch and vertically integrated space systems in the space economy.

China Spacesat ranks second at C$22.1 billion, followed by Germany’s OHB at C$8.1 billion and Canada’s MDA Space at C$6.4 billion.

A Scarce Public Market

Pure-play public space companies are scarce in major economies. Most countries gain space market exposure through conglomerates where space is only one part of a larger business.

This rarity makes publicly listed pure-play companies important to watch. Because their core operations focus on launch, satellites, and communications, they can offer a clearer view into how markets value the space economy.

Investing in Space

For now, the emerging space market remains narrowly concentrated, with Rocket Lab standing above the rest. These companies can offer direct exposure to the space economy, without the dilution of broader conglomerates.

As the sector matures, investors may find more opportunities across launch systems, satellite networks, and space-enabled services.

To learn more, explore the Global X Space Tech Index ETF (ORBX), which targets companies at the forefront of the space economy.

See how ORBX, offers diversified access segments of the space technology ecosystem.

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