Exa Corporation

Exa Corporation
Name	Exa Corporation
Type	Public
Founded	1991
Fate	Acquired by Dassault Systèmes in 2017
Headquarters	Burlington, Massachusetts
Industry	Computer software
Products	Computational fluid dynamics software

Exa Corporation was a Massachusetts-based developer of software for computational fluid dynamics and simulation used in engineering and design. The company provided tools for performance prediction in industries such as automotive, aerospace, and energy, competing and partnering with vendors and institutions worldwide. Exa's technology was applied by manufacturers, research laboratories, and universities to simulate aerodynamic, thermal, and multiphase flows for product development and optimization.

History

Exa was founded in 1991 in Burlington, Massachusetts during the rise of workstation computing and the growth of companies like Silicon Graphics, Sun Microsystems, Intel and IBM. Early milestones included commercializing the company's core solver alongside collaborations with research centers such as Massachusetts Institute of Technology, Sandia National Laboratories, Argonne National Laboratory and corporate partners including Ford Motor Company, General Motors and Boeing. The company pursued an initial public offering on the NASDAQ and later navigated consolidation in the software sector amid acquisitions by large engineering software firms like ANSYS and Autodesk by analogy. In 2017 Exa was acquired by Dassault Systèmes, joining a portfolio that includes SIMULIA, CATIA, SolidWorks and ENOVIA and aligning with broader trends exemplified by mergers such as EMC Corporation with Dell and Oracle with Sun Microsystems.

Products and Technology

Exa developed a flagship solver known as PowerFLOW that implemented a lattice‑Boltzmann method and particle‑based techniques for transient computational fluid dynamics, addressing problems similar to those tackled by solvers from ANSYS Fluent, CD-adapco Star-CCM+, OpenFOAM and legacy codes used at NASA Langley Research Center and European Space Agency. The product suite included application modules for aeroacoustics, thermal management, and multiphase flows used alongside high‑performance computing resources from vendors such as NVIDIA, Intel Xeon Phi, Cray, Hewlett Packard Enterprise and cloud providers like Amazon Web Services and Microsoft Azure. Exa integrated meshing, post‑processing, and optimization workflows interoperable with CAD systems including CATIA V5, Siemens NX, PTC Creo and SolidWorks, and supported data exchange formats common to suppliers serving Airbus, General Motors, Toyota and Ford Motor Company.

Markets and Applications

Exa's customers spanned the automotive industry, where manufacturers like Ferrari, McLaren, Jaguar Land Rover and Daimler used simulations for drag reduction and fuel efficiency, to aerospace firms such as Boeing, Airbus, Safran and Rolls-Royce for aerodynamic performance and noise mitigation. Other application domains included heavy equipment and off‑highway vehicles from Caterpillar, maritime design for shipbuilders like Hyundai Heavy Industries and Mitsubishi Heavy Industries, and energy sectors serving companies such as Siemens Energy and GE Power. The software was also employed in motorsport teams participating in Formula One, IndyCar, and endurance racing like the 24 Hours of Le Mans to accelerate design cycles and support engineering groups competing at the level of Red Bull Racing, Mercedes-AMG Petronas, and Scuderia Ferrari.

Corporate Structure and Leadership

Exa operated as a public company before its acquisition, maintaining headquarters in Burlington and regional offices in major markets including Shanghai, Munich, Paris, Tokyo and Bangalore. Senior leadership over time included executives with backgrounds at technology and industrial firms such as General Electric, Hewlett-Packard, Microsoft and Oracle. The board and management engaged with investor communities on NASDAQ and collaborated with strategic partners including Dassault Systèmes prior to acquisition, reflecting governance practices common to software companies like Adobe and Autodesk.

Research and Development

R&D at Exa emphasized numerical methods, high‑performance computing, and application‑driven validation in partnership with academic and national laboratories such as MIT, Stanford University, University of Michigan, Lawrence Livermore National Laboratory and Argonne National Laboratory. Projects targeted model fidelity, turbulence modeling, aeroacoustics, and rapid design optimization, interfacing with multidisciplinary efforts and standards observed by organizations like SAE International, ISO and ASME. Exa participated in conferences and technical forums including International Conference on Computational Fluid Dynamics, AIAA Aviation Forum, SAE World Congress and technical workshops hosted by CINECA and PRACE.

Mergers, Acquisitions, and Partnerships

Throughout its corporate life Exa pursued strategic partnerships and technology alliances with OEMs, tier suppliers, and platform vendors including Dassault Systèmes, NVIDIA, Intel and cloud providers like Amazon Web Services. The company's acquisition by Dassault Systèmes in 2017 brought its technology into the SIMULIA brand alongside products like Abaqus and enabled cross‑integration with 3DEXPERIENCE. Exa's collaborations with automotive OEMs and research institutions mirrored industry consolidation trends seen in deals such as Siemens acquiring CD-adapco and Hexagon acquiring Vero Software.

Legal and Regulatory Issues

As a software and services supplier to regulated industries, Exa navigated compliance and contractual matters with regulators and standards bodies relevant to aviation certification at Federal Aviation Administration, European Union Aviation Safety Agency and automotive safety standards enforced by agencies in the United States Department of Transportation and counterparts in the European Commission. The company also managed intellectual property portfolios and licensing agreements in a competitive landscape featuring litigation and licensing disputes historically seen among technology firms like IBM, Oracle, Microsoft and SAP.

Category:Computer-aided engineering