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SOFTWARE
ITSM / Endpoint Mgmt
Leader: ServiceNow — 35.0% S1 · 48.0% CR3
S1
leader
CR3
top 3 combined
HHI
Unconcentrated
MARKET SIZE
Global
How this is calculated
FORMULA
S1 = ServiceNow itsm software revenue / total itsm software revenue = 35.0%
CR3 = ServiceNow + BMC + Ivanti = 48.0%
HHI = Σ(share²) = 1,350 (Unconcentrated (HHI < 1,500))
DENOMINATOR
ITSM Software Revenue — $12B (Global)
Global IT service management software revenue.
Size from: Gartner MQ for ITSM Platforms
TOP 3 PLAYERS
#1ServiceNow35.0%
#2BMC8.0%
#3Ivanti5.0%
METHODOLOGY NOTE
ServiceNow's share of global ITSM software revenue per Gartner ITSM MQ 2024 and IDC ITSM Software Market Shares 2024. Validated against ServiceNow 10-K subscription revenue. BMC and Ivanti are private (KKR / Clearlake-TA portfolios) so their revenue figures come from Apps Run The World 2024 paid trackers. Rising S1 pattern (2% → 35%) is an Aggregation Theory archetype.
Year: 2025
Geo: Global
Firms: 10
Historical S1 / CR3 trajectory
2005S1: 1%CR3: 40%BMC / HP / IBM dominant
2010S1: 5%CR3: 38%ServiceNow emerging
2015S1: 15%CR3: 42%ServiceNow overtakes legacy
2020S1: 25%CR3: 45%Clear leader
2025S1: 35%CR3: 48%Aggregation Theory pattern
Labor economics
REV / EMPLOYEE (leader)
$0.5M
industry avg $0.4M
SG&A % (leader)
41%
of revenue
ServiceNow FY2025 SG&A 40.5% on $13.3B revenue
Related markets
Source Quality Hierarchy
Every market has a primary source plus 1–3 validation sources. Revenue numerators come from SEC 10-K filings; denominators validated against the Economic Census where available.
TIER 1Authoritative anchorsGovernment data + SEC filings
US Economic Census (data.census.gov) · SEC EDGAR / Company 10-Ks · BEA Industry Value-Added (FRED) · BLS QCEW · USGS Mineral Commodity Summaries · EIA Refinery Capacity Report · FDA device listings
TIER 2Leading commercial trackersIndustry-standard paid trackers
IDC Semiannual Software Tracker · Gartner Market Share & Magic Quadrant · IBISWorld NAICS reports · StatCounter Global Stats · eMarketer / Insider Intelligence · Synergy Research Group
TIER 3Category specialistsBest-in-class niche authorities
SIPRI (aerospace & defense) · IQVIA (pharma) · TrendForce (semiconductors) · CIMdata (CAD/PLM) · Nilson Report (payments) · Am Law 100 (legal) · ENR Top 500 (A&E) · AM Best (insurance) · SIA (staffing) · Ad Age (agencies) · Barron's / Cerulli (wealth) · Evaluate MedTech · Nielsen Gauge (streaming) · Gridwise (ride-hail) · Bloomberg Second Measure (delivery) · RC Top 100 (roofing) · SDM Top 100 (fire/safety) · Big 4 annual reports · ALM Intelligence (consulting)
Data vintage: Q2 2025 research compilation. Labels updated 2026-Q2. Tier 1 sources refreshed from FY2025 SEC filings where available. For full methodology see the Methodology page.