The Business of Cyber Security

Private Equity

Private equity is the dominant ownership form in scaled cybersecurity and the primary engine of consolidation. The sector's recurring revenue, high retention, and fragmentation fit the buyout model closely. The pages below cover why cyber suits PE, the economics that drive returns, and the sponsors most active in the sector.

Deep dives: Thoma Bravo · Vista Equity · The Sponsor Landscape (KKR, Warburg, Permira & the rest) · The PE Operating Model & Deal Mechanics · The Buy-and-Build Math (worked) · Worked Case Studies (take-privates & carve-outs) · Value-Creation Case: SailPoint (full round-trip) · Hold Periods & Exit Timing · Fund Structures & LP Dynamics · Warburg Pincus — the Growth Model

Why cybersecurity is a PE favorite

PE has poured into cybersecurity because the sector's structure matches the buyout model almost perfectly:

The buy-and-build value bridge

A cyber buyout return is the product of several levers, not one. The classic services roll-up: acquire a platform at a modest EBITDA multiple, grow it organically, bolt on smaller targets bought below the platform multiple (accretive on day one), expand margin by centralizing and automating (the agentic SOC — 04), then exit at a higher multiple as scale + growth + margin re-rate the asset toward software multiples.

The buy-and-build value bridge — a cyber services roll-up $1.6B $1.2B $800M $400M $0 $400M +$160M +$240M +$120M +$620M $1.54B Entry (10×) Organic Bolt-ons Margin Re-rate Exit (14×) Illustrative: $40M-EBITDA MDR platform bought at 10×; EBITDA grown to ~$110M via organic + tuck-ins + margin; exit at ~14×. Blue = EV totals · green = EBITDA build · gold = multiple re-rate.
The return is the product of several levers compounding. In these enterprise-value terms the multiple re-rate (gold) is the single largest bar; but on a *levered equity* basis EBITDA growth — above all bolt-on-fuelled growth — is typically the largest contributor, and debt paydown can even turn slightly negative because the platform borrows to consolidate ([06e](06e-buy-and-build-math.md)). See [Value Creation](30-value-creation-operator-playbook.md).

The model depends on integration execution: the synergies it assumes are the ones many acquirers fail to realize (30). Sponsors underwrite the bridge; operators build it.

Thoma Bravo

The defining cyber sponsor. Closed $34.4B across three funds (Jun 2025) — its largest raise — and runs a cyber portfolio generating roughly $8B in aggregate revenue.

The sponsor landscape

Firm Type Cyber holdings / activity Notes
Thoma Bravo Software/cyber leader (above) The benchmark
Vista Equity Software specialist KnowBe4 (take-private), Securonix, Datto (sold) Operating playbook depth
Permira Tech buyout Mimecast, McAfee consumer (w/ Advent) Hiring TB veterans for AI-era dealmaking; €12.6B returned to LPs 2025
Francisco Partners Tech/carve-out Jamf ($2.2B), Sumo Logic, Forcepoint (w/ TPG) Prolific, opportunistic
TPG Large-cap Forcepoint, Checkmarx (w/ H&F)
Advent International Large-cap McAfee consumer, Entrust-adjacent
Warburg Pincus Global growth (not control-LBO) — see 06j Claroty (OT, ~$3.5B IPO-track), Nord Security (~$3B), Bitsight, Contrast Security, eSentire (MDR), BlueVoyant, Infoblox (control), A-LIGN, Aura; CrowdStrike (early) 25+ yrs in cyber; ~$87B AUM; hired ex-Google Cloud CISO Phil Venables as senior advisor (2025). A growth/sell-side engine, not a buy-side roll-up source
Insight Partners Growth↔buyout Recorded Future (→Mastercard), Armis, SentinelOne (early), Wiz (early) Crossover; superb origination
Bain Capital Large-cap Various security software
Hg European software GRC/compliance roll-ups TPRM thesis
Hellman & Friedman Large-cap Checkmarx (w/ TPG)
Carlyle Large-cap NetSPI, ManTech (gov)
Clearlake Software/value Various; software-heavy
Crosspoint Capital Cyber-specialist Forescout, Absolute, RSA-adjacent Founded by ex-Symantec/McAfee execs; deep operator network
Symphony Technology Group (STG) Carve-out specialist Trellix, Skyhigh (from McAfee Enterprise/FireEye) The carve-out machine
PSG Equity Growth equity Bitsight (operator-CEO installed 2026 — see 13) TPRM/ratings

Growth equity (the later-stage, lighter-leverage tier)

Distinct from control buyouts: growth-equity firms take minority or majority stakes in profitable or near-profitable scale-ups, with less leverage, betting on continued growth rather than financial engineering. The cyber-relevant names: Insight Partners (the most prolific crossover), General Atlantic, Summit Partners (>$44B AUM; $10–500M checks), TA Associates, and Accel-KKR (~$23B cumulative; middle-market software with embedded operating teams). They are both a funding source for the "graduating class" of scale-ups (VC) and, increasingly, buyers themselves.

Sponsors have been adding senior security talent (e.g., Warburg Pincus's 2025 Phil Venables hire, above). Such hires at a PE firm often precede increased deployment in the sector.

Take-private mechanics and exit routes

Hold-period timing

PE holds run 4–7 years. Acquisitiveness peaks in years 2–5, once the platform is stabilized and integrating toward exit. That window is the strongest predictor of when a platform will make acquisitions.

A common profile for a platform in its acquisitive phase: PE-backed, 500–1,500 employees, year 2–5 of hold, operating in a consolidating sub-segment, with no internal corporate-development team (Buy-Side Prospect Framework).

History & the rate-shock stress test

For the full chronological history of PE cyber take-privates (from Entrust in 2009 through the 2020s mega-deals) and a structured analysis of how the ZIRP-era leverage on these buyouts is exposed to the post-2022 rate shock — with debt-servicing scenarios — see PE Take-Private History & the Rate-Shock Stress Test.

Risks


Updated 2026-08-16 18:13 UTC · © El Dorado Capital · el-doradocapital.com · Market intelligence for informational purposes only; not investment advice.