EliseAI Raises $350M at $4B, Doubling in a Year

TL;DR: EliseAI, a New York-based AI company automating housing and healthcare operations, raised $350 million at a $4 billion valuation on September 29, 2026, led by Andreessen Horowitz and Bessemer Venture Partners, with Ontario Teachers' Pension Plan joining as a new investor, according to the company's announcement. That is nearly double last year's valuation.

What Did EliseAI Just Announce?

EliseAI announced on September 29, 2026 that it raised $350 million at a $4 billion valuation, according to the company's announcement. Andreessen Horowitz (a16z) and Bessemer Venture Partners led the round. Ontario Teachers' Pension Plan joined as the new name on the cap table; Sapphire Ventures and Navitas Capital, both repeat backers, also participated.

I track late-stage AI rounds the way I'd vet a sponsor: who's actually writing the check, and is the number backed by revenue or by momentum. This one has revenue behind it. EliseAI says it surpassed $200 million in annual recurring revenue in June 2026, marking five consecutive years of 100% year-over-year growth, the release states. Five straight years of doubling is rare at this scale, and it's the number that justifies the multiple more than the headline valuation does.

Why Does the Timing Matter?

This is EliseAI's fourth capital raise from a16z and Bessemer since 2023. It lands roughly 13 months after the company's $250 million Series E valued it at $2.2 billion, according to Fortune. A valuation that nearly doubles in just over a year, from the same two lead investors, is not a founder shopping for the best term sheet. It's existing owners marking up their own position and inviting a new institutional name — Ontario Teachers' Pension Plan — to validate the number.

That sequence matters if you're reading these rounds for signal rather than access. Most accredited individuals will never see the term sheet on a deal like this one, and that's precisely why the sequence, not the sticker price, is the part worth reading closely.

The Funding History, Lined Up

Round	Date	Amount	Valuation
Series D	August 2024	$75 million	Not disclosed
Series E	August 2025	$250 million	$2.2 billion
Latest round	September 2026	$350 million	$4 billion

Sources: Unite.AI on the Series D. Fortune on the Series E.

What Is EliseAI Doing With the Money?

EliseAI says it will use the capital to automate more of its customers' operations and to grow engineering, deployment, and sales teams across its North American offices, per the company's announcement. The company also plans to open a second engineering hub in San Francisco, alongside its existing New York headquarters. That's a hiring and geography story, not a new-product story. Read it as a company scaling what already works rather than pivoting.

How Is This Different From Other AI Mega-Rounds?

EliseAI's pitch is that housing and healthcare are the two largest expenses for American households and among the industries least served by technology, the announcement says. The company also states more than 30 million Americans have interacted with EliseAI since its founding. That's a demand-side claim, not an independently audited figure, and I'm flagging it as company-reported rather than verified. Verify before you trust the round narrative on top of it.

Compare this to the enterprise AI rounds I've covered recently, like AlphaSense's $350M raise at a $7.5B valuation or Cognition AI's $1 billion round at a $26 billion valuation. Those are pricing software speed alone. EliseAI is pricing automation inside two regulated, low-margin industries that have resisted software for decades. Downside first: if the ARR number holds, that's a harder moat than an interface bolted onto existing software, but it's also a business more exposed to regulatory and staffing shocks in housing and healthcare specifically.

What Should Investors Watch Next?

I'm watching whether Ontario Teachers' Pension Plan's entry becomes a pattern. Pension funds moving into late-stage AI direct rounds, rather than through a fund-of-funds, is a bigger structural story than any single company's valuation. It echoes what I've flagged in Prometheus's $12 billion round backed by Jeff Bezos. If more pensions follow, that changes who accredited individuals are actually competing against for allocation in adjacent funds, a crowding effect worth tracking whether you write $25,000 checks or hold a stake through a fund.

Common Mistakes When Reading a Round Like This

• Treating the $4 billion figure as audited. It's the company's own number, tied to a private financing, not a public market price.
• Assuming ARR growth rate this year predicts next year. Five years of 100% growth is unusual. The base is also much bigger now, which makes the next doubling harder.
• Confusing access to the news with access to the deal. You can read about this round. You almost certainly cannot invest in it.

FAQ

How much did EliseAI raise and at what valuation? EliseAI raised $350 million at a $4 billion valuation, announced September 29, 2026, led by Andreessen Horowitz and Bessemer Venture Partners.

Who are the new investors in this round? Ontario Teachers' Pension Plan joined as a new investor. Sapphire Ventures and Navitas Capital returned from prior rounds.

What does EliseAI actually do? EliseAI builds AI software that automates back-office operations for housing and healthcare organizations, including leasing, maintenance, and administrative workflows.

Can an individual accredited investor buy into this round? Not through any channel described in the company's announcement. Mega-rounds led by top-tier VC funds are generally closed to individual accredited investors unless offered access through a fund or platform with an existing allocation.

How does this valuation compare to EliseAI's last round? The $4 billion valuation is nearly double the $2.2 billion valuation EliseAI carried after its $250 million Series E in August 2025.

The Bottom Line

Whether you write $25,000 checks directly into deals or hold a stake through a fund with enterprise AI exposure, the question here is the same: does that exposure sit in vertical AI serving regulated industries, or in horizontal software plays chasing the same multiple everyone else is chasing? The pricing gap between the two is where the next round of judgment calls will happen. If you want rounds like this one flagged and read this way as they land, that's what the free AIN briefing is for, sign up below.

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