Isograph
Isograph Ltd develops integrated Reliability, Availability, Maintainability, and Safety (RAMS) software including Reliability Workbench, Availability Workbench, AttackTree, and Network Availability Prediction, serving safety-critical industries such as aerospace, automotive, defense, nuclear, and medical devices across 75 countries.
- Company typePrivate
- Founded1986
- HeadquartersWarrington, United Kingdom
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Isograph does
Isograph Ltd is a privately held UK-based software company founded in 1986 and headquartered in Warrington, with a US subsidiary in Alpine, Utah. The company develops an integrated suite of Reliability, Availability, Maintainability, and Safety (RAMS) analysis tools built on a unified database architecture. Core products include Reliability Workbench (fault tree analysis, FMECA, reliability block diagrams, prediction, event tree analysis, Markov, Weibull, reliability growth, reliability allocation, and system safety assessment), Availability Workbench (RCMCost, availability simulation, life cycle cost, process reliability, with SAP and IBM Maximo portals), Network Availability Prediction, AttackTree for cybersecurity threat analysis, and Hazop. The FaultTree+ and FMECA modules are SGS-TÜV certified for ISO 26262, and the software supports more than 75 industry and military standards including IEC 61508, ARP 4761, ISO/SAE 21434, DO-356, and MIL-HDBK-217. Isograph's technology includes proprietary minimal cut set algorithms capable of solving fault trees up to 20,000 gates and 20,000 basic events, integrated parts libraries covering over 90,000 electronic components, and a .NET API plus Data Link Manager for interoperability with IBM Rational DOORS, Jama Connect, reqSuite RM, SAP, and Maximo.
The company sells to safety-critical verticals including aerospace, automotive, defense, nuclear, medical devices, oil and gas, rail, power generation, banking, and academia. Pricing is quote-based enterprise direct sales with both perpetual and subscription licensing models, available as standalone or floating network licenses. There is no online purchasing system; customers contact sales offices in the US or UK. Revenue also comes from instructor-led training delivered online (in BST and EST timezones) and onsite. In 2024 Isograph joined the PeakAvenue group, a strategic combination intended to deliver a web-based software suite along the entire Digital Thread, with the combined group employing approximately 155 staff. Isograph software is in use at over 1,900 companies across 12,000 sites in 75 countries, with the company holding ISO 9001 and Cyber Essentials certifications.
Isograph firmographics
Firmographics- Name
- Isograph
- Legal name
- Isograph Ltd
- Website
- https://isograph.com
- Company type
- Private
- Founded year
- 1986
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Isograph Ltd develops integrated Reliability, Availability, Maintainability, and Safety (RAMS) software including Reliability Workbench, Availability Workbench, AttackTree, and Network Availability Prediction, serving safety-critical industries such as aerospace, automotive, defense, nuclear, and medical devices across 75 countries.
- Ownership category
- akta.pro rank
Isograph industry classification
Industry- Product category
- Reliability Engineering Software
- NAICS
- Software Publishers (5132), Software Publishers (513210)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Reliability, Safety & Risk Engineering (RAMS/PSM) Consulting (BPAHAIAK)
- akta.pro secondary industries
- Quality Assurance Programs & Nuclear Quality Standards (ASME NQA-1, ISO 9001, IAEA) (EUAKAEAC), Third-Party Model/Vendor Risk & Supply-Chain Assurance (HDAAAMAK)
Keywords
Where Isograph is headquartered
LocationHeadquarters
- HQ city
- Warrington
- HQ country
- United Kingdom
- HQ region
- Europe
Offices2 records
Markets served
Isograph business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure
Revenue model
- Software Licenses (Perpetual): Perpetual license model allowing customers to purchase a perpetual right to use the software. Standalone licenses (locked to individual PC) and floating licenses (network-based) are both supported. Licenses issued by email following purchase with temporary licenses pending payment receipt.
- Software Licenses (Subscription): Subscription license model providing ongoing access to the software with included maintenance and support. Available as standalone or floating licenses.
- Training Courses: Instructor-led training courses offered both online and onsite. Online courses run on specific dates in BST and EST timezones. Onsite training available for large groups at customer-arranged venues. Each attendee receives a certificate of attendance. Training fees must be paid before trainer travel arrangements are made.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Multi-year contract | Perpetual License (Standalone) |
| One time/ perpetual license | Multi-year contract | Perpetual License (Floating) |
| Subscription | Annual | Subscription License (Standalone) |
| Subscription | Annual | Subscription License (Floating) |
| Other | Pay-as-you-go | Online Training Courses |
| Other | Pay-as-you-go | Onsite Training |
Go-to-market motion3 records
Distribution channels4 records
Marketing channels6 records
Isograph product offering
Product offeringCore offering
Isograph develops and sells an integrated suite of Reliability, Availability, Maintainability, and Safety (RAMS) analysis software used by engineers to perform fault tree analysis, FMEA/FMECA, reliability block diagrams, event tree analysis, Markov analysis, Weibull analysis, reliability prediction, system safety assessment, availability simulation, RCM optimization, and cybersecurity threat assessment. The software has been in continuous development since 1986 and is deployed at over 12,000 sites across 75 countries, supporting industry standards including ISO 26262, IEC 61508, ARP 4761, and ISO/SAE 21434.
Product overview
Isograph offers an integrated suite of reliability, availability, maintainability, and safety (RAMS) software products. The portfolio includes Reliability Workbench (a comprehensive platform providing prediction, FMECA, fault tree analysis, RBD, event tree, Markov, Weibull, reliability growth, and system safety assessment), Availability Workbench (for availability simulation, RCM optimization, life cycle cost, and process reliability with SAP/Maximo integrations), Network Availability Prediction (NAP for communications networks), AttackTree (for cybersecurity threat analysis), and Hazop (for hazard studies). Report Designer provides cross-product reporting, while Data Link Manager enables integration with requirements management tools like Jama Connect and IBM DOORS. The software has been in continuous development since 1986 and supports major industry standards including ISO 26262, IEC 61508, ARP 4761, and ISO/SAE 21434. Products are used by over 1,900 companies across 12,000 sites in 75 countries.
Differentiator
Problem solved
Functional benefit
Products and services
- Reliability Workbench A fully integrated reliability and safety analysis software suite providing fault tree analysis, RBD, FMEA/FMECA, prediction, event tree analysis, Markov analysis, Weibull analysis, reliability growth, reliability allocation, and system safety assessment capabilities for professional engineers in safety-critical industries.
- Availability Workbench A comprehensive availability simulation and maintenance optimization software suite including RCMCost, AvSim, Weibull analysis, Life Cycle Cost, Process Reliability, ERP portals for SAP and Maximo, and Accelerated Life Testing for organizations optimizing maintenance strategies and lifecycle costs.
- Network Availability Prediction (NAP)
Quantifiable outcome
- Over 1900 companies across 75 countries use Isograph software
- +3 more outcomes
Companies that use Isograph
Customer profileNamed customers12 records
Segments5 records
Ideal customer profiles3 records
Isograph technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration5 records
AI capability2 records
Feature9 records
Isograph partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered core and major.
- PeakAvenuecoreIn 2024, Isograph joined PeakAvenue — a strategic combination leveraging Isograph's proficiency in functional safety and security analysis and adding another component to PeakAvenue's goal to offer an unbeatable, highly integrated and web-based software suite along the entire 'Digital Thread' from idea to product over the entire product lifecycle. Both companies cater to similar clients. PeakAvenue is the parent company of Isograph.
- IBM (Business Partner)coreIsograph is an IBM Business Partner with certified integrations to IBM Rational DOORS (requirements management) and IBM Maximo (enterprise asset management). Availability Workbench is IBM Ready For Tivoli certified for Maximo integration. Data Link Manager supports IBM Rational DOORS for bidirectional data transfer and requirements traceability.
- SAPcoreIsograph holds software certifications with SAP. Availability Workbench includes the SAP Portal module enabling bidirectional integration with SAP PM (Plant Maintenance), including upload/download of functional locations, assets, equipment data, maintenance plans, and failure data analytics.
- Jama SoftwaremajorIsograph's Data Link Manager integrates Reliability Workbench, Availability Workbench, and AttackTree with Jama Connect for requirements management, supporting standards such as ISO 26262, ISO/SAE 21434, J3061, DO-356, ED-203, ARP 4761, and IEC 61508 by automating requirements management linkage to safety and security methods.
- SGS-TÜV Saar GmbHmajorSGS-TÜV tested and certified Isograph's Reliability Workbench FaultTree+ and FMECA modules as suitable for ISO 26262 compliant safety analyses. This third-party certification provides independent validation of Isograph's software for automotive functional safety compliance.
Scale indicators9 records
Recent moves6 records
Expansion highlights6 records
Isograph competitors and assessment
Company assessmentDirect peers
- ReliaSoft (HBM Prenscia): ReliaSoft, now part of HBM Prenscia, is the closest direct competitor to Isograph, offering Weibull++, ALTA, RENO, Lambda Predict, Xfmea and BlockSim covering reliability prediction, FMEA, RBD, and life data analysis. Both vendors serve aerospace, automotive, defense, and industrial reliability engineering teams and compete head-to-head for ISO 26262/IEC 61508 program budgets.
- ITEM Software (RAMS / Item ToolKit): ITEM Software is a long-standing direct peer providing RAMS analysis toolkits (Item ToolKit) for fault tree, event tree, Markov, and reliability block diagram analysis across rail, aerospace, automotive, and process industries. Their product scope, customer verticals, and standards coverage (EN 50126, IEC 61508, ISO 26262) overlap almost exactly with Isograph's Reliability Workbench.
- BQR Reliability Engineering: BQR is a direct peer offering reliability and maintainability software including iBricks, Relex, and failure data analytics aimed at electronics and defense reliability programs. BQR competes with Isograph's Prediction module and Weibull tools, particularly where MIL-HDBK-217 and Telcordia-style predictions are required.
- ALD (now part of HBM Prenscia): ALD, now consolidated under HBM Prenscia, provides reliability and maintainability analysis tools (FMECA, RBD, Weibull) for aerospace and defense customers. Combined with ReliaSoft, ALD makes HBM Prenscia the largest direct competitor to Isograph in dedicated RAMS tooling.
Broad incumbents
- ANSYS: ANSYS is a broad incumbent in engineering simulation with reliability and safety modules within its Mechanical and Sherlock platforms (electronics reliability, drop/shock, fatigue). It competes less on dedicated RAMS analysis and more on platform consolidation, bundling reliability analytics alongside FEA/CFD/thermal for large engineering organizations.
- Siemens Digital Industries Software: Siemens (Teamcenter + Simcenter) embeds reliability, FMEA, and systems engineering capabilities into its broader PLM/CAE stack. As a broad incumbent, Siemens competes with Isograph's Reliability Workbench for enterprise accounts that prefer one-vendor PLM consolidation across MBSE, requirements, and reliability.
- Dassault Systèmes (3DEXPERIENCE): Dassault's 3DEXPERIENCE platform integrates systems engineering and reliability tools (CATIA systems, ENOVIA, Reqtify) into a single PLM fabric. As a broad incumbent, it overlaps with Isograph's requirements-management integration story (Data Link Manager ↔ DOORS/Jama) at large aerospace and automotive customers seeking platform consolidation.
- PTC (Windchill / Relex): PTC owns the Relex reliability software portfolio (acquired with Relex Software) covering reliability prediction, FMEA, Weibull, and RBD, alongside Windchill PLM, Codebeamer, and ThingWorx. The combined offering makes PTC a broad incumbent that competes with Isograph both as a standalone reliability vendor and as an integrated PLM stack player.
Others
- Jama Software (Jama Connect): Jama Connect is an integration partner of Isograph (via Data Link Manager) and a leading requirements management platform for safety-critical product development. It is not a direct RAMS competitor but is an enabling ecosystem peer whose roadmap shapes demand for Isograph's standards-traceability features.
Regional players
- AVEVA (Asset Performance / Reliability): AVEVA's asset performance and PI System offerings bring reliability analytics to process and utilities operators, overlapping with Isograph's Availability Workbench, RCMCost, and AvSim offerings in industrial/utility customer bases where SAP/Maximo are deployed. It is primarily adjacent rather than direct, focused on operational reliability vs. design-phase RAMS.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Isograph social profiles
Digital presenceIsograph compliance and trust
Trust signalCompliance5 records
Isograph financial estimates
Financial estimateRevenue estimate
Valuation estimate
Isograph leadership team
Management profileNumber of profiles
Isograph subsidiaries and ownership
Company hierarchySubsidiaries1 record
Isograph funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Isograph 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 Isograph
What does Isograph do?
Isograph develops and sells an integrated suite of Reliability, Availability, Maintainability, and Safety (RAMS) analysis software used by engineers to perform fault tree analysis, FMEA/FMECA, reliability block diagrams, event tree analysis, Markov analysis, Weibull analysis, reliability prediction, system safety assessment, availability simulation, RCM optimization, and cybersecurity threat assessment. The software has been in continuous development since 1986 and is deployed at over 12,000 sites across 75 countries, supporting industry standards including ISO 26262, IEC 61508, ARP 4761, and ISO/SAE 21434.
Is Isograph a public or private company?
Isograph is a private company. It is classified as corporate owned and is currently operating.
When was Isograph founded?
Isograph was founded in 1986. It employs 11 to 50 people.
Where is Isograph based?
Isograph is headquartered in Warrington, United Kingdom, in the Europe region.
How does Isograph make money?
Three revenue lines are on record. Software Licenses (Perpetual) is the primary driver. The others are software Licenses (Subscription) and training Courses.
Who are Isograph's main competitors?
Direct peers on record are ReliaSoft (HBM Prenscia), ITEM Software (RAMS / Item ToolKit), BQR Reliability Engineering and ALD (now part of HBM Prenscia). Broad incumbents are ANSYS, Siemens Digital Industries Software, Dassault Systèmes (3DEXPERIENCE) and PTC (Windchill / Relex). Jama Software (Jama Connect) is listed as an others. AVEVA (Asset Performance / Reliability) is listed as a regional player.
Does Isograph have an API?
Yes. Isograph provides a rich API (Application Programming Interface) for .NET programmers to build interfaces to other applications. The Network Availability Prediction DLL enables users to seamlessly link databases or external applications to NAP projects. The DLL may be used to create custom links from a database for importing parts data into projects. Both Reliability Workbench and Availability Workbench include API modules for programmatic access.
What industry is Isograph in?
Isograph's product category is Reliability Engineering Software. Its primary akta.pro industry code is BPAHAIAK, Reliability, Safety & Risk Engineering (RAMS/PSM) Consulting, with a secondary code of EUAKAEAC, Quality Assurance Programs & Nuclear Quality Standards (ASME NQA-1, ISO 9001, IAEA). Its NAICS code is 5132 and its SIC code is 7370.