ClearSky

Venture capital firm
West Palm Beach, Florida, USAFounded 2012~$1B AUMwww.clear-sky.comSee connections →South Florida profile →

Venture capital and growth equity firm investing in cybersecurity and energy transition sector companies.

At a glance

ClearSky appears in 2 funding rounds tracked by ValueAddVC since 2026, leading 1. Its most recent tracked deal was Lasso Security's $30M Seed round (Sep 2, 2026). ValueAddVC also tracks 1 fund managed by ClearSky.

Strategy

Stages
Growth
Sectors
CybersecurityEnergy Transition
Geographies
West Palm Beach, Florida, USA

Recent changes

  1. Sep 5, 2026Sectors updated: Cybersecurity, Energy Transition clear-sky.com
  2. Sep 5, 2026Stages updated: Growth clear-sky.com
  3. Sep 2, 2026Invested in Lasso Security (Seed, $30M) SiliconANGLE
  4. Jan 13, 2025New fund: ClearSky Fund IV (target $500M) SEC EDGAR Form D

Funds

1
FundVintageSizeStrategySource
ClearSky Fund IV2025target $500MFlagship
As of Nov 13, 2025SEC EDGAR Form D

Portfolio

2 total

Recent Investment Activity

2

Track record: led 1 and participated in 1 of 2 tracked venture rounds · 2 in the last 12 months · led 1 Seed

DateCompanyEventRoleAmountValuationInvestorsSource
Sep 2, 2026Lasso SecuritySeedLed$30M—
ClearSkyLeadunverifiedSingtel Innov8unverifiedMindset VenturesunverifiedSwish Data
Pulse story
Feb 23, 2026UbicquiaSeries DParticipated$106M—
Hamilton LaneClearSky67 CapitalMarunouchi Innovation PartnersGMSSercomm
PR Newswire

Sector / Stage Activity

By sector (portfolio)
AI security
1 · 50%
Smart-city / intelligent infrastructure
1 · 50%
By stage (tracked rounds)
Seed
1 · 50%
Series D
1 · 50%

Co-Investors

1

Similar Firms

overlapping sector, stage or region

Latest Pulse

  1. Lasso Security Raises $30M for CPU-Only AI GuardrailsLasso Security raised $30 million led by ClearSky to scale LEAP, a transformer-free AI guardrail that screens model inputs and outputs on ordinary CPUs instead of GPUs, cutting the cost of running AI safety checks at enterprise scale.→

ClearSky FAQ

What companies has ClearSky invested in?

ClearSky's portfolio includes Lasso Security, Ubicquia.

Who does ClearSky co-invest with most?

In the rounds Value Add tracks, ClearSky most often invests alongside Mindset Ventures (1 shared deal).

Sources & methodologyshow
Where these figures come from

Figures are labelled Reported (a source states it), Estimated, Derived (computed from other facts) or Rumored (in talks / unconfirmed). Rumors never replace a confirmed figure. Each figure keeps its own as-of date; history is preserved rather than overwritten.

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