Simmetrix
Simmetrix develops the Simulation Modeling Suite, a set of C++ libraries for CAD-independent geometry access, automatic mesh generation, and parallel meshing, sold to engineering software developers and end-users across aerospace, medical, and materials science.
- Company typePrivate
- Founded1997
- HeadquartersClifton Park, United States
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Simmetrix does
Simmetrix Inc. is a privately held US software company, founded in 1997 and headquartered in Clifton Park, New York, that develops simulation-based design software for engineering and scientific applications. Its core technology is the Simulation Modeling Suite — a set of C++ libraries providing CAD-independent geometry access (GeomSim), fully automatic mesh generation (MeshSim), parallel meshing at multi-billion node scale, and in-memory solver-coupled mesh adaptivity. These components support non-manifold geometries, anisotropic boundary layer meshes up to 106:1 aspect ratio, extrusion and thin-section meshing, discrete geometry from 3D image data, and crack insertion/propagation for damage-tolerant design. The flagship end-user product, SimModeler, is a full-featured preprocessor built on the suite, available with optional extension modules for crack analysis, voxel-based 3D imaging, and parametric design iteration.
The company sells primarily through an enterprise direct-sales motion plus OEM/embedded licensing: the C++ libraries are integrated into customer CAD and CAE applications via direct kernel interfaces to ACIS, Parasolid, Granite, Siemens NX, PTC Creo, SolidWorks, SpaceClaim, and OpenCASCADE. Named customers and users include NASA (scramjet CFD mesh adaptation), the Air Force Research Laboratory (digital twin / damage accumulation), Varian Medical Systems, Altair (HyperWorks integration), Infolytica, and academic groups such as USC, University of Michigan, UCSB Materials, and Ludwig-Maximilians-Universität München. Pricing is not publicly disclosed; commercial offerings combine subscription/SDK licenses for the base suite with one-time module purchases such as SimModeler Crack, SimModeler Voxel, and SimModeler Abstract.
The business remains small (11-50 employees), independently owned, and primarily serves engineering software developers, CFD analysts, and aerospace, medical-device, and materials-science researchers. The only disclosed capital event is a $199,991 US Department of Energy award dated January 9, 2024. No revenue, headcount growth, acquisitions, or leadership changes are disclosed in the available data.
Simmetrix firmographics
Firmographics- Name
- Simmetrix
- Legal name
- Simmetrix Inc.
- Website
- https://simmetrix.com
- Company type
- Private
- Founded year
- 1997
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Simmetrix develops the Simulation Modeling Suite, a set of C++ libraries for CAD-independent geometry access, automatic mesh generation, and parallel meshing, sold to engineering software developers and end-users across aerospace, medical, and materials science.
- Ownership category
- akta.pro rank
Simmetrix industry classification
Industry- Product category
- Engineering Simulation / CAE Mesh Generation Software
- NAICS
- Computer Systems Design and Related Services (54151)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- AM Simulation (Process, Thermal, Distortion, Support) (IMAAACAE)
Keywords
Where Simmetrix is headquartered
LocationHeadquarters
- HQ city
- Clifton Park
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Simmetrix business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations
Revenue model
- Software Licenses and SDK: Simmetrix generates revenue through licensing of its Simulation Modeling Suite C++ libraries and SimModeler preprocessor. Products are offered as enterprise software with software development kit (SDK) packages for customization and extension. The SDK includes example solutions and API access for building custom export plugins.
- Customization Modules: Additional revenue from customization modules including SimModeler Crack (crack insertion/propagation), SimModeler Voxel (3D image data processing), and SimModeler Abstract (analysis control templates) that can be purchased to extend the base SimModeler product.
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
Simmetrix product offering
Product offeringCore offering
Simmetrix develops and licenses the Simulation Modeling Suite, a set of C++ libraries that deliver automatic mesh generation, CAD-independent geometry access, mesh adaptivity, and parallel meshing for engineering simulation. Its flagship end-user product, SimModeler, is a full-featured simulation preprocessor built on the suite that streamlines geometry preparation, mesh generation, and run-ready solver input deck creation, with optional extension modules for crack propagation, voxel imaging, and abstract analysis templates.
Product overview
Simmetrix provides a platform-plus-modules architecture centered on the Simulation Modeling Suite, a set of C++ libraries for simulation-based design. The flagship product is SimModeler, a full-featured preprocessor application built on this suite. The product portfolio includes MeshSim modules for mesh generation (Core, Advanced, Adapt) with parallel variants (Parallel MeshSim Core/Advanced/Adapt), plus specialized modules for crack propagation (MeshSim Crack) and octree discretization (MeshSim Octree). The GeomSim family provides geometry access (Core, Advanced, Abstract, Discrete, Voxel), while FieldSim Core handles results processing. SimModeler is available with optional extension modules (SimModeler Crack, Voxel, Abstract) for specialized workflows.
Differentiator
Problem solved
Functional benefit
Brands
- SimModeler: A full-featured preprocessor that streamlines the generation of analysis input decks for various analysis packages, built on the Simulation Modeling Suite.
- Simulation Modeling Suite
- MeshSim
- GeomSim
- FieldSim
Products and services
- Simulation Modeling Suite A suite of C++ libraries that can be embedded into third-party applications to provide automatic mesh generation, analysis attribute management, export of run-ready data, and results management, using CAD-independent direct access to design geometry through the GeomSim interface.
- SimModeler Full-featured simulation preprocessor that imports CAD data, prepares geometry, generates meshes, and produces run-ready input decks for downstream CAE solvers, with customization and extension points for additional solvers.
- SimModeler Crack SimModeler extension module that enables crack insertion and propagation inside finite element meshes for stress and damage tolerant simulations.
- SimModeler Voxel SimModeler extension module that processes segmented 3D image data, removes segmentation artifacts, and creates geometric models suitable for finite element analysis.
- SimModeler Abstract SimModeler extension module that lets users define analysis and meshing controls once and apply them across a series of design iterations through abstract model definitions.
- MeshSim Core Module providing fully automatic mesh generation of surface and solid models, supporting triangular, quadrilateral, mixed surface meshes and tetrahedral volume meshes, with mesh sizing, gradation control, and curvature-based refinement.
- MeshSim Advanced Module adding boundary layer meshes (2D and 3D) with automatic intersection resolution, extrusion meshing capabilities, and thin-section meshing for thin solid areas.
- MeshSim Adapt Module enabling adaptive refinement and coarsening of existing meshes while maintaining compatibility with the underlying geometric model.
- Parallel MeshSim Core Parallel computing variant of MeshSim Core that provides most core mesh generation capabilities in MPI and multi-threaded parallel environments with automatic load balancing.
- Parallel MeshSim Advanced Parallel computing variant that adds parallel meshing capabilities for the special application needs addressed by MeshSim Advanced.
- Parallel MeshSim Adapt Parallel computing variant that adds adaptive meshing capabilities for distributed computing environments.
- MeshSim Crack Module adding meshing capabilities for crack insertion and propagation in existing meshes for finite element stress analysis applications.
- MeshSim Octree Module providing octree-based discretization functionality useful for simulation methods such as immersed boundary techniques.
- GeomSim Core Module providing direct access to design geometry through a common interface independent of CAD systems or modeling kernels, creating a unified topology model for simulation including sliver suppression and non-manifold assembly modeling.
- GeomSim Advanced Module adding simulation-specific geometry capabilities including bounding boxes, symmetry planes, capping faces, and volume extraction for CFD, EM, and far-field applications.
- GeomSim Abstract Module maintaining persistent analysis attributes through complex design changes including topological changes or part substitution using abstract model definitions.
- GeomSim Discrete Module providing an interface for reading various finite element mesh representations (STL, Ansys, FLUENT, Nastran, Triangle, 3DS, IDEAS) as a geometry source, plus raw mesh data import.
- GeomSim Voxel Module constructing a discrete model from 3D segmented image data with tools for cleaning up artifacts from image segmentation.
- FieldSim Core Module providing specification, interpolation, and interrogation of results as fields, supporting integration calculations and mapping results from one analysis as loads or boundary conditions for subsequent analyses.
Quantifiable outcome
- 106:1+ anisotropic mesh element aspect ratio capability for boundary layers
- +3 more outcomes
Companies that use Simmetrix
Customer profileNamed customers10 records
Segments5 records
Ideal customer profiles4 records
Simmetrix technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration8 records
Feature10 records
Simmetrix partnerships and signals
Strategic signalPartnerships
Six partnerships are on record, tiered core and minor.
- Spatial Corp (Dassault Systèmes)coreGeomSim interface module providing direct access to ACIS and SAT geometric modeling kernel functions. Spatial Corp is a subsidiary of Dassault Systèmes providing the ACIS geometry kernel that Simmetrix interfaces with for kernel-level access to geometry.
- PTC Inc (Parametric Technology Corporation)coreGeomSim CAD NX interface providing direct access to NX via NX API, and GeomSim CAD Pro/E-Creo interface providing access to Pro/ENGINEER/Creo via Pro/Toolkit. These integrations allow Simmetrix tools to work directly with PTC CAD models.
- Siemens PLM SoftwarecoreGeomSim interfaces to Parasolid kernel and NX CAD system. GeomSim Int/Parasolid provides direct kernel function access while GeomSim Krnl/Parasolid provides file loading without kernel licenses.
- Dassault Systèmes SolidWorkscoreGeomSim CAD for SolidWorks interface providing access to SolidWorks via SolidWorks API, enabling direct geometry access for SolidWorks users.
- ANSYS Inc (SpaceClaim)coreGeomSim CAD SpaceClaim interface providing access to SpaceClaim via SpaceClaim API, a geometry modeling tool now owned by ANSYS.
- Computational Sciences International (CSI)minorCSI provides the Hydra Toolkit simulation example in the SimModeler SDK package. CSI develops custom attributes and export plugins for SimModeler as implementation partners.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
Simmetrix competitors and assessment
Company assessmentBroad incumbents
- Dassault Systèmes: Dassault offers SIMULIA (Abaqus, CST, XFlow), CATIA, and the 3DEXPERIENCE platform, with its Spatial Corp subsidiary supplying the ACIS kernel that Simmetrix's GeomSim interfaces with. It competes broadly in structural, CFD, and electromagnetic simulation while also being a critical underlying technology partner.
- ANSYS: ANSYS is the dominant commercial CAE platform with built-in mesh generation (ANSYS Meshing, ICEM CFD, Fluent meshing) plus the SpaceClaim geometry engine that Simmetrix integrates with via GeomSim. It is a broad incumbent that competes with Simmetrix's embedded SDK through bundled, end-to-end simulation stacks.
- Cadence Design Systems: Cadence acquired Pointwise in 2022 and also offers the Fidelity CFD platform, giving it both a direct mesh-generation product line and a broader EDA/multiphysics simulation portfolio. It is the most analogous strategic acquirer profile for an embedded meshing SDK like Simmetrix's Suite.
- Siemens Digital Industries Software: Siemens provides NX CAD/CAE and the Parasolid kernel, both directly accessed by GeomSim. Its Simcenter simulation portfolio competes with Simmetrix's offerings across structural, CFD, and embedded software customers in automotive and aerospace.
- Hexagon MSC Software: MSC Software, now part of Hexagon, sells simulation platforms (Nastran, Marc, Adams, Actran) with embedded meshing for structural, NVH, and crash applications. It targets many of the same aerospace and structural engineering buyers where Simmetrix's MeshSim Crack and adaptivity are used.
- COMSOL: COMSOL provides the multiphysics simulation platform Comsol Multiphysics with integrated mesh generation and geometry import. While it focuses on coupled physics rather than CFD/structural specialization, it overlaps with Simmetrix in serving engineering analysts who need robust mesh generation for complex geometries.
Direct peers
- Altair Engineering: Altair competes in the same meshing space via HyperMesh and HyperWorks CFD, which Simmetrix already integrates with for airplane wing CFD models. Both companies sell into automotive, aerospace, and industrial customers that need mixed surface/volume meshing and boundary layer control.
- Pointwise: Pointwise is a mesh-generation software company focused on CFD preprocessing with surface and volume meshing, boundary layers, and overset meshing. It is the closest direct competitor to MeshSim/SimModeler, offering a comparable best-of-breed meshing stack that is embedded into other CAE tools and was acquired by Cadence in 2022.
- GridPro: GridPro develops structured and unstructured surface/volume mesh generation software for CFD and FEA, including boundary layer and high-aspect-ratio meshing. It directly competes with MeshSim for CFD preprocessing customers in aerospace, defense, and turbomachinery.
Emerging players
- CADNexus: CADNexus provides CAD integration and modeling kernel middleware (CAPRI CAE, MDB Reference) that competes with GeomSim's role as a CAD-independent, kernel-level access layer for simulation tools. It addresses a similar need for CAE vendors wanting to bridge multiple CAD formats.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Simmetrix social profiles
Digital presenceSimmetrix financial estimates
Financial estimateRevenue estimate
Valuation estimate
Simmetrix leadership team
Management profileNumber of profiles
Simmetrix funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Simmetrix M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Simmetrix
What does Simmetrix do?
Simmetrix develops and licenses the Simulation Modeling Suite, a set of C++ libraries that deliver automatic mesh generation, CAD-independent geometry access, mesh adaptivity, and parallel meshing for engineering simulation. Its flagship end-user product, SimModeler, is a full-featured simulation preprocessor built on the suite that streamlines geometry preparation, mesh generation, and run-ready solver input deck creation, with optional extension modules for crack propagation, voxel imaging, and abstract analysis templates.
Is Simmetrix a public or private company?
Simmetrix is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Simmetrix founded?
Simmetrix was founded in 1997. It employs 11 to 50 people.
Where is Simmetrix based?
Simmetrix is headquartered in Clifton Park, United States, in the North America region.
How does Simmetrix make money?
Two revenue lines are on record. Software Licenses and SDK is the primary driver. The others are customization Modules.
Who are Simmetrix's main competitors?
Broad incumbents on record are Dassault Systèmes, ANSYS, Cadence Design Systems, Siemens Digital Industries Software, Hexagon MSC Software and COMSOL. Direct peers are Altair Engineering, Pointwise and GridPro. CADNexus is listed as an emerging player.
Does Simmetrix have an API?
Yes. SimModeler SDK provides C++ API functions that give full access to the model, mesh, and custom attributes. Users can build custom export plugins for Windows (Visual Studios) or Linux (GCC). The SDK includes example solutions and Makefiles for plugin development. The Simulation Modeling Suite is a set of C++ libraries that can be embedded into applications to provide mesh generation and simulation modeling functionality. Developer documentation is at simmetrix.com/index.php/support/support-downloads/development-software.
What industry is Simmetrix in?
Simmetrix's product category is Engineering Simulation / CAE Mesh Generation Software. Its primary akta.pro industry code is IMAAACAE, AM Simulation (Process, Thermal, Distortion, Support). Its NAICS code is 54151 and its SIC code is 7372.