Simio

What Simio does

Simio is a Sewickley, Pennsylvania-based software company that builds an object-oriented digital twin simulation platform rooted in discrete event simulation technology. Its core product enables enterprises to construct dynamic virtual replicas of physical processes - including manufacturing lines, hospitals, airports, mines, and defense logistics - that maintain bidirectional connections with real-time data sources (IoT, databases, Excel/CSV) and adapt as conditions change. The platform supports event, process, object, and agent-based modeling paradigms within a single environment, with extensions for Python scripting, NVIDIA Omniverse visualization, ONNX-imported ML models, and embedded Deep Neural Network agents. Simio's portfolio is organized around three solution pillars: Discrete Event Simulation, Advanced Planning and Scheduling (APS), and Demand Driven Material Requirements Planning (DDMRP).

The company serves large enterprises across manufacturing, healthcare, aerospace and defense, logistics, nuclear energy, food service, and mining. Distribution combines direct enterprise field sales with a global partner network spanning North America, Europe, Asia-Pacific, Latin America, and the Middle East, supplemented by quote-based "Speak with an Expert" consultative selling and self-serve trial downloads. Revenue is generated primarily through commercial software licenses and subscriptions (perpetual and recurring), with professional services and training revenue via Simio University and Simio Sync annual conferences. Pricing is not publicly disclosed but is custom-quoted by deal size, with free academic licensing supporting a presence in 500+ universities.

Following its January 2026 acquisition by Aegis Software - a manufacturing execution systems provider controlled by private equity firm Peak Rock Capital - Simio operates as a subsidiary of Aegis. The combined entity serves over 2,200 factories globally across aerospace, defense, electronics, medical, and automotive industries. Founder Dennis Pegden continues as a shareholder, and the Simio team operates under Aegis. The company holds SOC 2 Type II compliance through Drata, supports multi-language operations (English, German, Spanish, French, Portuguese, Simplified Chinese), and has historically been funded through a small set of early-stage rounds totaling roughly $2.4M rather than large venture capital raises.

Name

Simio

Legal name

Simio LLC

Website

https://simio.com

Company type

Private

Founded year

1970

Operating status

Acquired

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Digital Twin Simulation Software

NAICS

Industrial Design Services (54142)

SIC

Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Digital Twin for Manufacturing & Production Optimization (IMAIAMAO)

akta.pro secondary industries

Robot Software, Autonomy Stacks & Simulation (ROS, digital twins) (HDAAAIAK), Modeling, Simulation, Digital Twins & Mission Rehearsal Systems (IMABAOAL), Simulation & Digital Twin Data for ML Training (HDAAALAI), Digital Twins & Scenario-Based Systems Training (Equipment/Process Simulators) (EDAFAJAJ)

Keywords

• Discrete event simulation
• Digital twin software
• Production planning scheduling
• Manufacturing simulation
• Process optimization software

Headquarters

HQ city

Sewickley

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Software Licenses and Subscriptions: Simio generates revenue through commercial software licenses including perpetual and subscription-based models. The company offers trial downloads, commercial downloads, and academic licensing. Pricing appears to be quote-based for enterprise customers, with specialized academic programs offering free or reduced-cost licenses for educational institutions.
2. Professional Services and Training: Revenue generated through Simio University training programs, certification, and potentially implementation consulting services delivered through the global partner network.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels9 records

Core offering

Simio develops and sells a digital twin simulation platform built on a discrete event simulation engine, enabling enterprises to create dynamic, bidirectionally connected virtual replicas of their operational processes. Its commercial offerings include the core Process Digital Twin platform, Advanced Planning and Scheduling (APS), and Demand Driven Material Requirements Planning (DDMRP), sold through enterprise licenses and subscriptions to manufacturing, healthcare, logistics, aerospace, and defense organizations globally.

Product overview

Simio offers a unified digital twin simulation platform centered on its core Discrete Event Simulation engine and Process Digital Twin technology. The product portfolio comprises three main solution areas: Discrete Event Simulation (the foundational engine), Advanced Planning and Scheduling (APS) for production optimization, and DDMRP for demand-driven supply chain management. Supporting these core offerings are specialized features including Python Integration, NVIDIA Omniverse Integration, AI Optimization, and a Data & Integration Framework. The platform is delivered through cloud-based Simio Portal and serves over 2,200 factories globally. Academic users access the platform through Simio University and an Academic Program with free licenses for teaching and research, with the software taught at over 500 universities worldwide. The company also hosts Simio Sync, an annual user conference for knowledge sharing across industries.

Differentiator

Problem solved

Functional benefit

Products and services

• Discrete Event Simulation Software Core simulation engine that models systems as sequences of events occurring at specific points in time, providing advanced event processing, stochastic modeling, and entity interaction handling as the foundation for Simio's digital twin capabilities. Used by enterprises and academic institutions for process, manufacturing, logistics, and operations research modeling.
• Process Digital Twin Intelligent, evolving virtual replicas of operational processes that maintain continuous bidirectional connections with physical processes, integrating real-time data to adapt and predict outcomes for what-if scenario testing, bottleneck identification, and resource optimization.
• Advanced Planning and Scheduling (APS) Software Constraint-based scheduling solution that optimizes resource allocation while respecting complex business rules, with real-time rescheduling and dynamic Gantt visualization, helping manufacturers reduce lead times by 10% and improve on-time delivery by up to 80%.
• DDMRP (Demand Driven Material Requirements Planning) Software Digital twin solution that aligns inventory with actual demand signals using dynamic buffer management and flow-based planning; organizations typically experience inventory reductions of 15-30% while improving service levels by 5-50%.
• Simio University Training and Certification Educational platform providing paid training, certifications, learning bytes, webinars, and a comprehensive curriculum for developing simulation expertise among enterprise users, complementing the free Academic Program.
• Simio Academic Program Program providing free full-featured software licenses plus teaching resources, student resources, case studies, and annual competitions to universities and educational institutions worldwide; Simio is taught in over 500 universities for teaching and research applications.

Quantifiable outcome

• 20% improvement in resource efficiency
• +8 more outcomes

Named customers16 records

Segments8 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration9 records

AI capability5 records

Feature10 records

Partnerships

Five partnerships are on record, tiered flagship, core and strategic.

• Aegis SoftwareflagshipStrategic or Co-development Partner · 27 January 2026Aegis Software completed the acquisition of Simio in January 2026. The deal combines Aegis' manufacturing execution systems with Simio's digital twin simulation technology, creating a platform for real-time visibility into mission-critical workflows across industrial end markets. Dennis Pegden, founder of Simio, continues as a shareholder and the Simio team operates under Aegis. Peak Rock Capital, the private equity firm holding controlling interest in Aegis, backed the transaction. The combined entity serves over 2,200 factories globally.
• NVIDIAcoreTechnology or IntegrationSimio offers a user extension with NVIDIA Omniverse technology, enabling photorealistic visualization and real-time collaboration capabilities for digital twin models. This partnership transforms how users visualize and interact with their digital twins, delivering enhanced stakeholder communication and deeper operational insights.
• SimWellstrategicImplementation/ SI/ Consulting PartnerSimWell is mentioned as a partner in case studies and as a presenter at Simio Sync conferences. The company implements Simio solutions for clients, including a case study involving Mitchel Lincoln packaging optimization where SimWell helped scale the facility to 2 billion square feet.
• McKinsey & Company / QuantumBlack AIstrategicStrategic or Co-development PartnerMcKinsey's QuantumBlack AI division has partnered with Simio to develop optimization solutions. They have built scalable Digital Twins achieving 99% prediction accuracy and demonstrated 8% throughput lift across production lines using black box optimization combined with Simio models.
• Demand Driven InstitutestrategicStrategic or Co-development PartnerThe Demand Driven Institute partnered with Simio to produce the whitepaper 'Demand Driven Material Requirements Planning Powered by Simio,' demonstrating strategic collaboration in advancing DDMRP methodology and technology integration.

Scale indicators9 records

Recent moves6 records

Expansion highlights5 records

Others

• McKinsey / QuantumBlack AI: QuantumBlack is a co-development partner of Simio and a major buyer-adjacent consulting channel. Its black-box optimisation overlays onto Simio twins show how strategic system integrators can package Simio into multi-million-dollar transformation engagements.

Direct peers

• Rockwell Automation Arena Simulation: Rokwell Arena is one of the original discrete event simulation packages and remains deeply installed in manufacturing engineering teams. It is the closest legacy alternative to Simio for factory flow and capacity modelling.
• Siemens Digital Industries Software (Tecnomatix): Tecnomatix is the long-standing leader in discrete event and Plant Simulation software sold to discrete and process manufacturers. It directly competes with Simio in factory layout, throughput optimisation, and digital twin use cases, but Siemens bundles it into a much larger PLM/MES portfolio.
• FlexSim: FlexSim is a 3D discrete event simulation software commonly used for manufacturing, warehousing, and logistics modelling. It competes with Simio on visual factory simulation and rapid scenario prototyping for operations teams.
• AnyLogic: AnyLogic is a multi-method (discrete event, agent-based, system dynamics) simulation platform widely taught in academic operations research programs. It overlaps directly with Simio's multi-paradigm modelling approach and is frequently compared head-to-head in manufacturing and logistics simulations.
• Dassault Systèmes DELMIA: DELMIA delivers manufacturing simulation, digital manufacturing, and 3DEXPERIENCE twins for the same aerospace, automotive, and industrial customers Simio targets. Both compete for the same advanced planning and discrete-event simulation budgets.

Broad incumbents

• PTC (ThingWorx / Creo): PTC's ThingWorx platform powers IoT-driven digital twins for industrial customers and overlaps with Simio's process digital twin and predictive use cases. It sells into similar discrete manufacturing accounts but as part of a broader PLM/CAD portfolio.
• ANSYS: ANSYS dominates engineering-grade physics simulation and has been expanding into systems / digital twin modelling through its Twin Builder product. It represents the broader, engineering-led incumbent competing for industrial simulation budgets alongside Simio.
• ABB Ability Industrial Digital Twin: ABB provides industrial digital twins for process industries as part of its automation portfolio, including predictive maintenance and plant optimisation capabilities that overlap with Simio's value proposition in heavy industrial settings.

Emerging players

• Hivebound / Parallel Domain (Synthetic Data & Simulation): Parallel Domain generates synthetic data and simulation environments for AI training, intersecting with Simio's digital twin technology in generating training data and testing environments for AI/ML models.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/simio
• Facebookfacebook.com/SimioLLC
• LinkedInlinkedin.com/company/simio-llc

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds3 records

Investors

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

M&A

Investments

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

Frequently asked questions about Simio