ESI Group

What ESI Group does

ESI Group, founded in 1973 in Paris, France, was a pioneer in virtual prototyping and multiphysics simulation software for industrial manufacturers before being acquired by Keysight Technologies in 2023 for approximately $1 billion. Following the acquisition, ESI Group operates as Keysight CAE, a division within Keysight's Design Engineering Software portfolio, and contributed $141 million in incremental revenue in Keysight's fiscal year 2024.

The company's product portfolio is organized into four integrated suites: the Performance Suite (Structural Mechanics/VPS, Vibro-Acoustics/VA One, Multi-Domain Systems/SimulationX, Fluid Dynamics/OpenFOAM), the Manufacturing Suite (ProCAST for casting, PAM-STAMP for sheet metal forming, PAM-COMPOSITES, Assembly, Stamping, Welding/SYSWELD), the Immersive Suite (IC.IDO for VR-based human workflow validation), and the Integrated Physics Suite for multiphysics drop/impact/shock/vibration compliance testing. These tools serve automotive, aerospace & defense, and heavy machinery manufacturers, addressing use cases such as crash simulation, NVH analysis, manufacturing process validation, and lightweight multi-material assembly design.

ESI Group (now Keysight CAE) generates revenue primarily through enterprise CAE software licensing and professional services, including technical support, training, and university programs. Pricing is quote-based and not publicly disclosed, with multi-year contract structures typical of enterprise simulation software. Go-to-market is consultative enterprise field sales, supported by content marketing, industry events, training programs, and university partnerships. The company maintains a global footprint with operations in North America, Europe, and Asia Pacific, including a December 2024 strategic partnership with China's CAERI establishing an Intelligent Simulation Center of Excellence in Chongqing.

Name

ESI Group

Legal name

ESI Group

Website

http://www.esi-group.com

Company type

Private

Founded year

1973

Operating status

Acquired

Headcount range

1,001–5,000 employees

Short description

ESI Group, now Keysight CAE, provides virtual prototyping and multiphysics simulation software to automotive, aerospace, and heavy machinery manufacturers, offering CAE suites for crash, NVH, casting, forming, and VR-based validation.

Ownership category

akta.pro rank

Product category

Computer-Aided Engineering (CAE) Software

NAICS

Computer Systems Design and Related Services (54151)

SIC

Services-Prepackaged Software (7372)

akta.pro primary industry

Industrial Automation Software (SCADA, HMI, MES, Historian) (IMAHAHAJ)

akta.pro secondary industry

Avionics Software, Certification & Safety-Critical Systems (DO-178/DO-254) (IMABAFAK)

Keywords

• Computer-aided engineering
• Virtual prototyping software
• Manufacturing simulation
• CAE software solutions
• Industrial simulation platforms

Headquarters

HQ city

Paris

HQ country

France

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Marketing or Sales, Operations

Revenue model

1. CAE Software Licensing: Enterprise CAE software licenses sold to aerospace, automotive, and heavy machinery manufacturers for virtual prototyping and simulation purposes
2. Computer Aided Engineering Services: Professional services including technical support, training offerings, and university programs

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

ESI Group, now operating as Keysight CAE following its acquisition by Keysight Technologies, develops and licenses computer-aided engineering (CAE) software for virtual prototyping and manufacturing simulation. Its solutions enable industrial manufacturers to simulate, predict, and optimize the behavior of products, manufacturing processes, and human-centric operations across automotive, aerospace, heavy machinery, energy, and electronics industries. The portfolio spans performance simulation, manufacturing process simulation, immersive virtual reality evaluation, and integrated multiphysics simulation delivered primarily through software licensing and professional services.

Product overview

Keysight CAE (formerly ESI Group) offers a comprehensive portfolio of virtual prototyping and simulation solutions organized into four main suites. The Performance Suite provides tools for fluid dynamics, structural mechanics, and vibro-acoustic analysis. The Manufacturing Suite covers casting, forming, stamping, assembly, and welding simulations. The Immersive Suite delivers VR-based human workflow validation, while the Integrated Physics Suite enables multiphysics testing for drop, impact, shock, and vibration compliance. The company traces its roots to over 50 years of engineering innovation, having delivered the world's first virtual vehicle crash test, and now helps manufacturers accelerate time to market through reduced reliance on physical prototypes.

Differentiator

Problem solved

Functional benefit

Brands

• Performance Suite: Includes Fluid Dynamics (OpenFOAM), Multi-Domain Systems (SimulationX), Structural Mechanics (VPS), and Vibro-Acoustics (VA One) simulation tools.
• Manufacturing Suite
• Immersive Suite
• Integrated Physics Suite

Products and services

• Virtual Performance Suite (VPS)
• Virtual Manufacturing Suite
• Virtual Immersive Suite

Named customers2 records

Segments3 records

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

One partnership is on record.

• China Automotive Engineering Research Institute Co., Ltd. (CAERI)coreStrategic or Co-development Partner · 18 December 2024ESI Group and CAERI launched a strategic partnership to advance intelligent simulation technology for the automotive industry, establishing an Intelligent Simulation Center of Excellence in Chongqing, China. The collaboration focuses on co-developing virtual simulation solutions tailored to China's automotive sector while exploring international opportunities, combining ESI Group's global expertise with CAERI's industry leadership.

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Ansys: The largest pure-play CAE/multiphysics simulation vendor, competing head-to-head with ESI's Performance, Manufacturing, and Integrated Physics suites across structural, fluids, thermal, and electromagnetics.
• Siemens Digital Industries Software (Simcenter): Simcenter is Siemens's CAE portfolio covering structural, thermal, NVH, and manufacturing simulation, directly competing with ESI's VPS, VA One, ProCAST, and PAM-STAMP lines.
• Dassault Systèmes (SIMULIA): SIMULIA provides Abaqus-based structural simulation and multiphysics tools, directly overlapping with ESI's structural mechanics (VPS) and vibro-acoustics offerings for aerospace and automotive OEMs.
• Altair Engineering: Altair offers CAE suites (HyperWorks, Inspire) covering structural, fluids, and manufacturing simulation, competing directly with ESI across performance and manufacturing verticals.
• Hexagon (MSC Software): MSC's Adams, Nastran, and Cradle products cover structural, multibody dynamics, and vibro-acoustics — overlapping with ESI's VA One, VPS, and Performance Suite in automotive and aerospace accounts.
• COMSOL: COMSOL specializes in multiphysics simulation with strong adoption in academic and advanced R&D settings, competing with ESI's Integrated Physics Suite and SimulationX multiphysics positioning.
• Autodesk (Fusion 360 Simulation): Autodesk's Fusion 360 and Nastran-based simulation offerings provide CAE capability to a broader design-engineering audience, overlapping with ESI's lower-end seats and manufacturing workflow tools.

Broad incumbents

• Cadence Design Systems: Cadence has expanded from EDA into system analysis and multiphysics (via NUMECA/Pointwise), becoming a broader design-engineering incumbent that competes with ESI in system-level simulation adjacent to Keysight's portfolio.
• Synopsys: Synopsys is an EDA incumbent that has added multi-physics and system simulation capabilities, competing at the intersection of electronic and physical design that Keysight CAE now addresses post-ESI acquisition.

Emerging players

• BETA CAE Systems: BETA CAE provides ANSA pre-processors and MBD/CFD solutions used alongside or in place of ESI's tools, particularly in automotive CAE workflows where pre/post-processing is a key differentiator.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/ESIgroup
• YouTubeyoutube.com/user/keysight
• Facebookfacebook.com/367329860746
• LinkedInlinkedin.com/company/esi-group

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A14 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ESI Group