Calypso was founded by Neil Serebryany.

Who are Calypso's investors?

Calypso's investors include Cyber Mentor Fund, Day One Ventures, Expeditions, Frontline Ventures, Hakluyt Capital, Manta Ray Ventures, Paladin Capital Group, Lockheed Martin Ventures and 1 more.

Calypso

acquired by F5

10 known investors

Find your way into Calypso

AI security company entering an agreement to be acquired by F5; Paladin led its Series A and follow-on financings.

AI & Machine Learning Cybersecurity Enterprise Software

Founders & leadership

Neil SerebryanyCofounder30 Under 30 2024

Investors · 10

Cyber Mentor Fundlisted by Cyber Mentor FundNew York

Day One Ventureslisted by Day One VenturesSan Francisco · $100K – $5Mvia Masha Drokova Bucher · inferred

How we know: Day One Ventures's portfolio page · the VCSheet dataset · Not right? Tell us

Expeditionslisted by ExpeditionsWarsaw

How we know: Expeditions's portfolio page · the VCSheet dataset · Not right? Tell us

Frontline Ventureslisted by Frontline VenturesSan Francisco · $540K – $3.2M

How we know: Frontline Ventures's portfolio page · Not right? Tell us

Hakluyt Capitallisted by Hakluyt CapitalLondon

How we know: securityweek.com · Not right? Tell us

Manta Ray Ventureslisted by Manta Ray VenturesLondon

How we know: Manta Ray Ventures's portfolio page · Not right? Tell us

Paladin Capital Grouplisted by Paladin Capital GroupWashington · $100K – $5M

How we know: Paladin Capital Group's portfolio page · securityweek.com · Not right? Tell us

Lockheed Martin VenturesreportedBethesda

How we know: securityweek.com · the VCSheet dataset · Not right? Tell us

Mana VenturesreportedEstero

How we know: the VCSheet dataset · Not right? Tell us

Also in the syndicate · 1

Expeditions Fund

Funding

SEC filings, press & company announcements

Undisclosed amountSeries A-1Jun 2023
Paladin Capital Group (lead), Expeditions Fund, Hakluyt Capital, Lockheed Martin Ventures
Source ↗

Source: company announcements and press reports — follow each round's link for the claim.

Non-dilutive funding · 5 SBIR/STTR awards

Federal grants — no equity taken

Agency	Phase	Year	Amount
U.S. Air ForceAir Force	Phase II	2022	$735.3K
U.S. Air ForceAir Force	Phase I	2022	$49.6K
U.S. Air ForceAir Force	Phase II	2020	$3.3M
U.S. NavyNavy	Phase I	2020	$149.9K
U.S. Air ForceAir Force	Phase I	2020	$50K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

Frequently asked questions

What does Calypso do?: AI security company entering an agreement to be acquired by F5; Paladin led its Series A and follow-on financings.
Who founded Calypso?: Calypso was founded by Neil Serebryany.
Who are Calypso's investors?: Calypso's investors include Cyber Mentor Fund, Day One Ventures, Expeditions, Frontline Ventures, Hakluyt Capital, Manta Ray Ventures, Paladin Capital Group, Lockheed Martin Ventures and 1 more.
Who acquired Calypso?: Calypso was acquired by F5.