Butlr Technologies

Butlr is the world’s first and only 100% anonymous people sensing and occupancy detection platform that helps enterprises all over the world improve their workplace planning and optimize their operations.

Real estate and construction500 GlobalHAX

Latest funding

$38M Series B+ · August 26, 2024

Led by Foundry · Source: butlr.com

Latest round on record: Series A, August 2025, amount undisclosed.

All 3 rounds ↓

Website: butlr.com.

X: @butlr_io · 174 followers.

LinkedIn: linkedin.com.

Category: Real estate and construction.

Sectors: Real Estate.

Stage: Series B+.

Based in: United States.

Last round: Aug 4, 2025 · 465 days ago.

On Recent Funding since: Sep 28, 2026.

Signals

X account@butlr_io · created Mar 12, 2020 (6 years old) · 174 followers

Website registeredMay 4, 2010 (16 years old)

About Butlr Technologies

Using just body heat and advanced AI technologies, Butlr understands presence and traffic without capturing any identities—ever.

TIMELINE · MONEY RAISED

Butlr Technologies | 1628 days from X account to first raise on record

@butlr_io·Raised $38M in 1 sourced round·1 signal before the first raise

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

August 4, 2025
Series A · amount undisclosed
Source: fundraisingfox.com
August 26, 2024
Series B+ · $38M
FFoundry (lead)
Source: butlr.com
March 12, 2020
X account created
2019
5500 Global, HHAX · batch
Source: 500.co
May 4, 2010
Website created

Founders and team

HD
Honghao Deng Founder

LinkedIn · source: 500.co
JZ
Jiani Zeng Founder

@JianiZeng · source: 500.co
YA
Yijia Andy Sun Founder

source: 500.co

Investors

Companies like Butlr Technologies

OOccuspace$6M Series A · Mar 2025
CCambiotics$5.59M Seed · Mar 2026
CCorelight$150M Series B+ · Apr 2024
SSpren$11.3M Seed · Oct 2022
772 Street$480K Seed · Sep 2026
LLinx Security$50M Series B+ · Apr 2026

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/butlr-technologies (get a free API key).