Top Professional Services Companies by Revenue 2026

Vista Equity work management platform serving 20,000+ enterprise customers including Walmart and Siemens; creative proofing and approval workflow competing with Asana and Monday.com for marketing team project management.

2K+ PSOs in 100+ countries; #1 PSA supplier 2024; 35.7% of 575 benchmark firms (vs 10.2% nearest competitor); 41.7% of high-performers use Kantata; $29.5M benefits vs $4.9M costs over 3 years (Forrester TEI)

Oracle (ORCL) NetSuite PSA platform for consulting and IT services with project accounting, resource management, and native ERP integration; competing with Certinia and Kantata for professional services automation.

Government contractor ERP with DCAA-compliant timekeeping and project accounting; specialized for FAR compliance and indirect rate calculations competing with Deltek Costpoint for GovCon firms.

PSA platform for consulting and professional services firms; time tracking, project budgets, and invoicing with QuickBooks integration for 10-500 billable staff.

Professional services automation platform connecting CRM, project management, time tracking, and billing; AI-powered profitability insights for consulting firms and agencies.

Copenhagen AI-powered PSA platform acquired by Accelo July 2025; unified project/resource/budget management with ML scheduling for agencies achieving 91% billable utilization competing with Kantata for professional services automation.

Sydney resource management platform for creative agencies with visual drag-and-drop team scheduling and capacity forecasting; competing with Harvest and Runn for professional services workload management.

Auckland professional services resource planning platform with visual capacity scheduling and financial forecasting; $3.5M raised serving 1,000+ firms competing with Float and Teamwork for agency utilization.

Mid-market professional services automation with resource management, project profitability, and billing for consulting firms; Deltek-acquired competing with Kantata and FinancialForce for PSA platform.

NYSE-listed (ACN) global consulting giant with $64.9B FY2024 revenue; 774K employees leading enterprise digital transformation, cloud, and AI implementation competing with Deloitte and IBM.

UK YC W23 autonomous AI phone agents for field services (HVAC/plumbing/electrical) with 96%+ satisfaction, 80%+ lead conversion, 30%+ cost reduction; $3.5M from Lakestar/Endgame/Rebel with Simpro integration competing with Goodcall for home services AI.

US YC W23 AI technical support bot answering 5M+ developer questions for Docker, OpenAI, Grafana; $3.7M Initialized Capital seed Oct 2024 serving 200+ companies with documentation-trained AI competing with Mendable for developer support automation.

London global professional services (largest Big 4) at $70.5B FY2025 revenue (+4.8%); Anthropic strategic alliance with Scout AI tool and 460,000 employees serving 90% Fortune 500 competing with PwC and Accenture for consulting and audit mandates.

SF YC W23 AI documentation platform converting screen recordings to studio-quality videos and articles in 16+ languages; $1.9M F7/Shift Left seed at 80% time reduction competing with Scribe and Guidde for SaaS product documentation automation.

Paris fashion carbon management platform with automated LCA for Columbia, New Balance, and Carhartt; YC W21 €13.9M Alven Series A at $3M+ ARR serving 150+ brands for EU CSRD compliance competing with Higg for fashion sustainability software.

New York global management consulting (founded 1926, private) at ~$16B 2024 revenue; 40% AI-related projects, QuantumBlack AI (350+ scientists), "State of AI 2025" thought leadership competing with BCG and Deloitte for C-suite AI strategy.

US YC W23 legal client communication platform serving 500+ law firms and 300K+ clients with 1M+ texts; $11.6M total ($9.5M Costanoa Series A Jun 2024) reducing inbound status calls competing with Clio for law firm client portal automation.

Big Four professional services partnership at $51.2B FY2024 revenue (+3.9%); CEO Janet Truncale launched EY.ai Agentic Platform with NVIDIA (150 agents, 80K professionals) competing with Deloitte and PwC for global audit and consulting.

Big Four professional services network at $38.4B FY2024 revenue (+5.4%, highest Big Four growth); CEO Bill Thomas with KPMG Clara AI audit, $100M Google Cloud investment, and Hippocratic AI partnership across 143 countries.

Boston global management consulting at $13.5B 2024 revenue (+10% YoY, 21st consecutive year); CEO Schweizer reelected Oct 2025 with BCG X 3,000-person tech division competing with McKinsey for Fortune 500 strategy mandates.

Indian defense startup developing 6-month endurance stratospheric drones (HAPS) at 60,000-70,000 ft for ISR and communications; $2.6M revenue with Indian Armed Forces contracts at $1-2M versus $100M+ satellite cost.

Seattle application delivery and security (NASDAQ: FFIV) ~$2.8B revenue; BIG-IP ADC + NGINX + F5 Distributed Cloud, ADSP Partner Program (CrowdStrike/DigiCert), hardware-to-SaaS transition competing with Cloudflare.

AI market research platform for hedge funds and PE firms with source-cited analysis integrating external data with private client data; $500K YC-backed competing with AlphaSense for institutional intelligence.

AI platform automating university and lab technology transfer by matching research to industry licensing prospects; $1.23M YC-backed at $1.8M revenue competing with Wellspring for research commercialization.

Watershed is the enterprise carbon accounting and climate software platform valued at $1.8B, used by FedEx, Walmart, BlackRock, and 500+ companies to measure emissions and execute decarbonization programs.

AI professional matchmaking platform connecting businesses through intelligent relationship algorithms; $1M revenue at profitability from YC with lean 5-person team competing with LinkedIn and Lunchclub.

Private founder collaboration platform for managing investor and advisor networks with structured requests and accountability tracking; $8.12M from Craft Ventures and 776 serving 2,600+ organizations.

Boston Class A urban office REIT (NYSE: BXP) ~$3B revenue; CBD portfolio 90.9% occupied, 291 leases (5.6M sq ft, 9.8-yr avg term) in 2024, life sciences segment, competing with SL Green and Vornado.

Government contracting market network for finding and collaborating on federal and SLED procurement opportunities; $13.1M from Insight Partners and YC at $2.1M revenue with channel partner teaming.

Verisk Analytics (VRSK) reported ~$2.9B revenue in FY2024. Data analytics company providing risk assessment tools for the insurance, energy, and financial services industries. HQ: Jersey City, NJ.

SF AI platform auto-maintaining knowledge bases by detecting gaps, updating stale articles, and merging duplicates; YC W23 $1.55M competing with Guru for AI knowledge management for support teams.

AI-powered law firm time tracking that auto-captures 10% more billable time from attorney activity; $3.5M Bessemer-led seed saving attorneys 30 min/day on manual timesheet reconstruction.

Legal AI platform for contract review and research built for European law firms; AI-assisted drafting and due diligence competing with Harvey AI and CoCounsel for attorney productivity.

AI government proposal automation reducing 60-hour RFP drafts to 60 minutes; $2.5M from Strategic Cyber Ventures and YC competing with Candor for federal contractor BD efficiency tools.

NY AI-native document editor with inline AI generation and research; YC W23 $3.3M raised at $2M revenue competing with Notion AI and Google Docs Gemini for AI-first document creation.

FedEx's ~2,200 retail store chain for printing and shipping; formerly Kinko's (acquired 2004 for $2.4B); integrates physical FedEx shipping access with business printing services.

Rollins Inc. (ROL) reported ~$3.4B revenue in FY2024. Leading pest control company operating Orkin and other brands across 70+ countries with 21,000+ technicians. HQ: Atlanta.

FedEx-owned retail print and shipping services chain with 2,200 US locations; same-day printing and FedEx drop-off competing with Staples print centers for business services.

AI corporate event planning platform automating venue sourcing from 400K venues for $20K+ budgets; $2M YC-backed with Google, Amazon, Notion clients booking $7M+ in 8 months.

Bain & Company reported ~$6.4B revenue in 2023. Top-3 global strategy consulting firm. ~12,000 employees across 65 offices. Founded 1973. HQ: Boston, MA. Private partnership.

Geospatial project management platform for oil and gas and environmental field teams; map-centric task and asset tracking with $1.4M revenue competing with Esri Field Maps.

PwC reported record $56.9B in global revenue for FY2025 and invested nearly $1.5B to scale AI capabilities, while reducing headcount by 5,600 amid efficiency pressures.

Nasdaq (NDAQ) reported ~$3.9B revenue in FY2024. Operates stock exchanges and sells market technology, data, and analytics software. HQ: New York.