HorizonSystems

HorizonSystems Raises $1B Series E to Transform Real Estate Tech

Seattle, WAOctober 4, 20251 min read

Total Raised

$1B Series E

Valuation

$7B

Latest Round

Series

Employees

250-500

HorizonSystems Raises $1B Series E in Latest Funding Round

HorizonSystems has successfully closed a $1B Series E funding round, marking a significant milestone in the company's growth trajectory. The round was led by Index Ventures, with participation from Kleiner Perkins.

Company Overview

Founded in 2021 and headquartered in Seattle, WA, HorizonSystems has established itself in the Real Estate Tech space. Leading artificial intelligence infrastructure enabling scalable ML deployment for businesses

With a current valuation of $7B, the company has demonstrated strong market traction and investor confidence.

Investment Details

Amount Raised: $1B Series E
Valuation: $7B
Lead Investor: Index Ventures

Future Outlook

As HorizonSystems moves forward with its expanded funding, the company is well-positioned to capitalize on market opportunities and drive innovation in the real estate tech space.

Company Info

Headquarters

Seattle, WA

Founded

2021

Team Size

250-500

Last Round

$1B Series E(Oct 2025)

Investors (2)

Index VenturesLead

Venture Capital

Leading venture capital firm investing in technology companies

Kleiner Perkins

Venture Capital

Leading venture capital firm investing in technology companies

Topics

Venture Capital(907)Technology(815)Startup Funding(564)Series(543)Real Estate Tech

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