What are the most valued startups in the data center market?

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A quick summary table

Metric	Value
Most valuable data center company	Vantage Data Centers, ~$100B midpoint
Second most valuable data center company	STACK Infrastructure, ~$42.5B midpoint
Median data center valuation	~$3.75B
Share of data center valuation captured by the top 10	~51.4%
Top data center valuation vs. median	~26.7x
Median valuation-to-capital-raised ratio	~3.1x
Data center companies valued at $1B+	80

Top startups in the data center market ranked by valuation

Here is an updated table that ranks the top startups in the data center market based on their latest reported or estimated valuations.

If you want more details about their fundraising activity, you can check our list of the startups who have raised the most funding in the data center market.

Key valuation trends in the data center market

A few words about our methodology

As you can see, we built a database that ranks startups in the data center market based on their current valuation.

Estimating data center valuations is not always straightforward. Many private operators do not publicly disclose their valuation, and the available information can vary widely depending on ownership structure, geography and development stage.

To build this ranking, we applied a structured valuation methodology and cross-checked information across multiple reliable sources.

Whenever possible, we relied on direct disclosures. These include announced valuations from completed funding rounds, public filings for listed data center companies, or official acquisition prices.

When a data center company is publicly listed, we use its current market capitalization as the reference valuation.

If a data center operator was acquired and no independent valuation can reasonably be estimated today, we use the acquisition price as the main reference point.

When a company recently raised capital but the valuation was not disclosed, we estimate the implied valuation using the size and structure of the transaction, together with reasonable assumptions about the ownership stake involved.

For data center companies, operating metrics can be particularly important. We may consider revenue, contracted capacity, megawatts in operation, development pipelines, occupancy and customer demand, together with valuation multiples from comparable infrastructure businesses.

When direct financial data is not available, we may rely on carefully selected comparable data center companies and other signals such as campus capacity, geographic footprint, power availability, customer relationships, development pipeline and recent transactions.

All estimates follow a strict evidence hierarchy. Recent transactions with announced valuations carry the most weight, followed by strong operating metrics and comparable company analysis.

We also carefully evaluate the age of every data point. Recent information carries more weight, while older data is treated cautiously and adjusted conservatively when necessary.

Data center funding also requires special care because companies often use a mix of equity, debt, project financing and parent-company capital. The funding figures in this database therefore reflect the disclosed capital information available for each company and should not always be interpreted as venture equity alone.

Whenever information is uncertain or incomplete, we clearly distinguish between confirmed facts and reasonable inferences.

Because valuation data is not always fully public, each company in the ranking is assigned a confidence level based on the reliability, recency and consistency of the available evidence.

Full confidence means the valuation is supported by strong and recent evidence. Strong confidence means the estimate is well supported but includes minor inference. Partial confidence means the estimate relies more heavily on indirect signals. Low confidence means available information is limited or inconsistent.

When confidence is lower, we take a more conservative approach by widening the valuation range. This helps reflect the uncertainty and increases the probability that the true valuation falls within the estimated range.

This reflects how we conduct all our research, including the work behind our report covering the data center market.

In a world where LLMs hallucinate and unreliable information is everywhere, our goal is simple: provide data you can trust.

If you want the full detail on a specific valuation estimate, feel free to contact us and we will gladly explain.

Finally, know that we update the dataset once per month, so come back here if you need fresh information.

Who is the author of this content?

NEW MARKET PITCH TEAM

We track new markets so founders and investors can move faster

We build living “market pitch” documents for emerging markets: from AI to synthetic biology and new proteins. Instead of digging through outdated PDFs, random blog posts, and hallucinated LLM answers, our clients get a clean, visual, always-updated view of what’s really happening. We map the key players, deals, regulations, metrics and signals that matter so you can decide faster whether a market is worth your time. Want to know more? Check out our about page. You can also follow us on Instagram or on Facebook.

How we created this content 🔎📝

At New Market Pitch, we kept seeing the same problem: when you look at a new market, the data is either missing, paywalled, or buried in 300-page reports that feel like they were written in the 80s. On the other side, LLMs and random blog posts give you confident answers with no sources, and sometimes they just make things up. That’s not good enough when you’re about to invest real money or launch a company.

So we decided to fix the experience. For each market we cover, we build a structured database and update it on a regular basis. We track funding rounds, fund memos, M&A moves, partnerships, new products, policy changes, and the real activity of startups and incumbents. Then we turn all of that into a clear “market pitch” that shows where the opportunities are and how people actually win in that space.

Every key data point is checked, sourced, and put back into context by our team. That’s how we can give you both speed and reliability: fast coverage of new markets, without the usual guesswork.