/
Log inGet free API keyAccount
Menu
InvestorsCompaniesFit CheckerDocsPricingGet free API key

Companies / Freesi

Freesi

Company

Freesi provides an indoor climate management service to optimize indoor air quality, tenant satisfaction, and energy consumption in real estate portfolios.

Real Estate & ConstructionSpace & Defense

Freesi has 2 investors on file, among them Proptech Capitals and Redstone. Its site was last checked 12 Nov 2026: site answers.

freesi.io

Investors

2 investors on file
InvestorEvidenceType
Proptech CapitalsPortfolio pageVenture capital
RedstonePortfolio pageVenture capital

More from Proptech Capitals

10 companies on its checked portfolio

Its portfolio leans to Real Estate & Construction (40%), AI & Machine Learning (13%), Consumer (7%).

Chaos ArchitectsAmplifilesAmplifiles creates real estate videos from listing photos using AIKomu HomesKomu Homes manages residential properties, handling tasks such as leas…PictuePictue provides a mobile documentation solution for construction sites…eWattThe company provides energy monitoring and analytics services for buil…

See Proptech Capitals' full profile · Who invests alongside it

More from Redstone

104 companies on its checked portfolio

Its portfolio leans to AI & Machine Learning (20%), Fintech (17%), Healthcare & Biotech (15%).

BackboneBackbone creates and manages premium marketing assets and transaction …CLT LifeCLT Life designs and manufactures modular buildings made from cross-la…CrafthuntFreeway CamperKlimateKlimate helps businesses establish and implement carbon removal strate…

See Redstone's full profile · Who invests alongside it

A company is shown only after its own site answers and carries its name. Sites are checked again on a schedule, because domains lapse and get bought. Round stages and dates come from Fundup AI; investor links come from portfolio pages and rounds; other facts name their source when you point at them. How we grade the data

Free account · no card

Get Freesi and its investors as data

Look up any company's investors, or any investor's full portfolio, through one API key or MCP. A free account also opens Ask AI searches and alerts when Proptech Capitals adds a company.

Work email, sign-in link by email. Already have an account? Log in
Your API keyRead the docs
  • Ask AI5 plain-English investor searches a day
  • Full listsEvery portfolio row and two-firm overlap
  • API and MCP100 REST or MCP calls a month, one key
  • AlertsFollow 5 investors for portfolio and fund changes
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/companies/freesi.io/investors

# also
GET /v1/companies/freesi.io
GET /v1/companies/freesi.io/news
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing