Where is FONTUS located?

FONTUS is headquartered in Vienna, Austria.

Who is the current CEO of FONTUS?

Kristof Retezar of FONTUS. They have also founded 1 company.

How many employees does FONTUS have?

As of May 31, 2026, the latest employee count at FONTUS is 3.

Is FONTUS a funded company?

FONTUS is a funded company, having raised a total of $***** in its 1st and only funding round.

Where does FONTUS rank among its competitors?

FONTUS ranks 22nd amongst 44 active competitors, of which 11 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was WaHa, which secured $8M in Jul, 2025.

Who are the top competitors of FONTUS?

FONTUS's top competitors include Aeronero, SOURCE and WaHa. Among them, WaHa secured the most recent funding round in July, 2025.

FONTUS - 2026 Company Profile, Team & Competitors

FONTUS is an unfunded company based in Vienna (Austria), founded in 2016 by Kristof Retezar. It operates as a Provider of water bottle that converts atmospheric air into water. FONTUS has not raised any funding yet. The company has 44 active competitors, including 11 funded and 2 that have exited. Its top competitors include companies like Aeronero, SOURCE and WaHa.

Company Details

Provider of water bottle that converts atmospheric air into water. The offered product is called Airo which can be carried in bags and the other is Ryde which can be fixed on bicycles. The self-carrying bottle uses a solar-powered device to heat up a section of the bottle while the other section remains cool. The external air is captured in the bottle, passed through a filter & later condensed to generate water. The Ryde uses an airstream during a bicycle ride to cool the air and produces water.

Website: fontus.at
Social
Email ID: *****@fontus.at

Key Metrics

Founded Year

2016

Location

Vienna, Austria

Stage

Unfunded

Ranked

22^nd among 44 active competitors

Employee Count

3 as on May 31, 2026

Similar Companies

Aeronero & 19 more

View FONTUS's full profile

FONTUS has not raised any funding rounds yet.

The founders of FONTUS is Kristof Retezar. Kristof Retezar is the CEO of FONTUS.

Here are the details of FONTUS's key team members:

Kristof Retezar: Founder & CEO of FONTUS.
Contact Info: 1 phone number

View details of FONTUS's Founder profiles and Board Members

FONTUS's employee count trend

FONTUS has 3 employees as of May 26. Here is FONTUS's employee count trend over the years:

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Top competitors of FONTUS include Aeronero, SOURCE and WaHa. Here is the list of Top 10 competitors of FONTUS, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Aeronero 2019, Chennai (India), Seed	Technology company that develops and manufactures atmospheric water generators	$1.53M	Razack Family Trust, Callapina & 28 others	59/100
2nd	SOURCE 2015, Scottsdale (United States), Series D	Manufacturer of solar powered systems that extract water from air	$361M	BlackRock, Fifth Wall & 21 others	55/100
3rd	WaHa 2018, Fremont (United States), Series A	Developer of atmospheric water generation and energy-efficient air conditioning technology	$12M	Anthropocene Institute, Vesta Fund & 4 others	52/100
4th	Maithri Aquatech 2016, Secunderabad (India), Seed	Manufacturer of atmospheric water generators	$535K	Beyond Water, Sinqin Global Solutions & 9 others	48/100
5th	VayuJal 2016, Chennai (India), Funding Raised	Technology solution for generating water from air	-	HDFC Capital, RTBI & 1 others	39/100
6th	SunToWater Technologies 2012, Palo Alto (United States), Seed	Water generation by dehumidifying the air	$2.37M	-	37/100
7th	Majik Water 2017, Nairobi (Kenya), Funding Raised	Provider of solutions to generate water from air	-	100+ Accelerator, MassChallenge	35/100
8th	Kara Water 2017, New York City (United States), Seed	Manufacturer of air-to-water devices producing mineral-rich alkaline water and coffee	$1.63M	Cleantech Open	32/100
9th	Drinkable Air Technologies 2010, Fort Lauderdale (United States), Series A	Provider of products that produce water from air	-	NewGate Capital, Union Dental Corporation	31/100
10th	AirOWater 2020, Mumbai (India), Unfunded	Manufacturer of atmospheric water generators for residential, commercial, and industrial use	-	-	30/100
22nd	FONTUS 2016, Vienna (Austria), Unfunded	Provider of water bottle that converts atmospheric air into water	-	-	25/100