What I.S.D.D. plus s.r.o. does

I.S.D.D. plus s.r.o. is a privately held Slovak software development and system integration company founded in 1999 and headquartered in Bratislava. It provides complex enterprise IT services — custom software development, consulting, 24/7 Technical Assistance Service (TAS), application hosting, and hardware infrastructure — primarily to telecommunications operators, banks and insurance firms, public administration bodies, and increasingly energy and utilities operators. Its product portfolio centers on two proprietary platforms: the IoT Business Hub, a device- and network-agnostic IoT data management and visualization platform, and the Identity Provider SSO, an authentication and authorization platform supporting SAML2, OAuth2, OIDC and WebAuthn that serves more than 2 million end-customers. These are complemented by vertical-specific solutions including Mobile Buddy, Notification Engine, SMS Parking, BE-Sign biometric signatures, DuMon dunning and monitoring, Energy Hub Solutions, and AI Solutions for Business.

The company's technology stack is built on Java, PLSQL, PHP, JavaScript and C++, with deep specialization in enterprise middleware (Oracle Weblogic, JBoss, Oracle ESB, Tibco BW, MuleESB) and databases (Oracle, MySQL). Its go-to-market is enterprise field sales, supplemented by tier-1 vendor partnerships — IBM Gold Partner, Microsoft Gold Partner, Cisco, HPE, Dell, Lenovo, Confluent, and a 15+ year alliance with Openet covering 12 countries. Revenue is generated through professional services engagements, recurring maintenance and managed services contracts, IoT device-based subscriptions, and hardware resale. The company holds ISO/IEC 27001:2022, ISO 9001:2015 and ISO 14001:2015 certifications and has delivered more than 2,000 projects across 30+ countries for clients including Orange, O2, 4ka, Slovak Telekom, Allianz, Erste Group IT, Citi, SEPS, OKTE and BPS Energo.

Name

I.S.D.D. plus s.r.o.

Legal name

I.S.D.D. plus s.r.o.

Website

https://isdd.sk

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

11–50 employees

Short description

I.S.D.D. plus s.r.o. is a Bratislava-based enterprise software and system integration firm founded in 1999 that delivers custom development, IoT, SSO, and energy hub solutions to telecommunications, banking, energy, and public sector clients across 30+ countries.

Ownership category

akta.pro rank

Product category

Enterprise Software & System Integration

NAICS

Custom Computer Programming Services (541511), Computer Systems Design and Related Services (54151), Computer Systems Design Services (541512)

SIC

Services-Computer Programming, Data Processing, Etc. (7370), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Network, Infrastructure & Data Center Integration (BPAEAAAK)

akta.pro secondary industries

Subscriber Identity, Entitlements & Access (SSO, IAM, Paywall) (MPAHAJAB), Billing, Payments & Subscription Management (MPAHAJAC), Customer Support, CRM & Retention Tooling (Helpdesk, Churn, Messaging) (MPAHAJAM)

Keywords

• Enterprise software development
• Telecom system integration
• IoT device management
• Identity authentication services
• Energy grid software

Headquarters

HQ city

Bratislava

Offices1 record

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Supply Chain, Operations, Marketing or Sales, Others

Revenue model

1. Custom Software Development: Complex enterprise software development, integration and deployment services for telecommunications, banking, energy and public sectors.
2. Software Maintenance and Support: Technical Assistance Service (TAS) available 24/7, including training, helpline, monitoring and maintenance.
3. IoT Business Hub Licensing: License model based on number of connected IoT devices, with separate fixed support fee including initial integration.
4. SaaS / Application Hosting: Application hosting and managed services for customer IT needs throughout application lifecycle.
5. Hardware Solutions: Design, supply, and implementation of IT infrastructure including servers, networking equipment, and data center infrastructure.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels5 records

Core offering

I.S.D.D. plus develops, integrates, and operates enterprise software products and custom IT solutions for telecommunications operators, banks, public-sector bodies, and energy/utilities organizations. Its flagship offerings are the IoT Business Hub universal IoT data platform and the Identity Provider SSO authentication platform, complemented by vertical modules (Mobile Buddy, Notification Engine, BE-Sign, DuMon, SMS Parking, Energy Hub) plus 24/7 Technical Assistance Service (TAS), SaaS application hosting, and IT hardware supply.

Product overview

I.S.D.D. plus is a software development company providing complex IT services across telecommunications, banking, energy/utilities, and public sectors. The product portfolio centers on two core platforms — the IoT Business Hub for universal IoT device management and data visualization, and the Identity Provider SSO for enterprise authentication. These are complemented by vertical-specific solutions including Manufacturing IoT, Utilities Smart Metering, and Smart Cities for IoT verticals; Mobile Buddy, Notification Engine, and SMS Parking for telecommunications; BE-Sign, DuMon Dunning & Monitoring, and AI Solutions for Business for banking/insurance; and Energy Hub Solutions for the energy sector. The company also offers hardware infrastructure solutions and DevOps services.

Differentiator

Problem solved

Functional benefit

Products and services

• IoT Business Hub Universal IoT data platform providing device management, data collection, visualization, analytics, and ERP integration across any IoT network and device type. Used by enterprises in manufacturing, utilities, and smart-city deployments to monitor and analyze sensor data.
• Identity Provider SSO Single Sign-On authentication and authorization platform for web and native applications using SAML2, OAuth2, and OIDC protocols. Supports multi-portal environments, adaptive multifactor authentication, and passwordless login via WebAuthn; used by more than 2 million end-customers across large telecom and financial clients.
• Manufacturing IoT Solutions IoT solution set for industrial facilities covering machinery performance monitoring, predictive maintenance, workforce utilization, digital twin replication, and power measurement via smart sensors.
• Utilities Smart Metering IoT-enabled smart metering for water, gas, and energy consumption with real-time data visualization, fraud detection, and defect management.
• Smart Cities Solutions IoT solutions for municipalities covering meteo and air-quality metering, smart parking, and waste management, built on the IoT Business Hub platform.
• Mobile Buddy Umbrella mobile application for telecommunications operators offering unified authentication, self-care, mobile e-shop, campaign management, and micropayments across Android, iOS, and legacy platforms; 200,000+ active installations at Orange Slovakia.
• Notification Engine Centralized, event-driven notification platform supporting SMS, email, and other channels with configuration-driven customer notifications and CRM integration for notification history.
• Biometric Electronic Sign (BE-Sign) Biometric electronic signature system for signing transactional documents using signature pads, with PDF generation, encrypted delivery, e-archiving, and fraud-prevention capabilities.
• DuMon Dunning & Monitoring System Integrated dunning and fraud-prevention monitoring system covering the entire debt collection process with automated suspension, disconnection, and penalty handling.
• SMS Parking SMS-based parking payment solution independent of sales points or opening hours, supporting prepaid and postpaid charging via telco billing and online ticket management.
• Energy Hub Solutions Software and data-driven solutions for Slovak energy operators (SEPS, OKTE, BPS Energo) providing grid management, real-time data acquisition, forecasting, production optimization, and aggregation for ancillary services including 8.25 MW of integrated biogas sources.
• AI Solutions for Business AI advisory and deployment service covering use-case definition, pilot projects, document automation, contract analysis, report and presentation generation, and production integration for legal, analytical, and business teams.
• Hardware Solutions Design, supply, and implementation of IT and industrial hardware including servers, networking equipment, and data-center infrastructure with full lifecycle support, delivered via partnerships with Cisco, HPE, HP, Lenovo, and Dell.

Quantifiable outcome

• 8.25 MW of biogas sources integrated for dynamic grid response
• +4 more outcomes

Named customers14 records

Segments7 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

AI capability10 records

Feature6 records

Partnerships

15 partnerships are on record, tiered core, major, strategic and minor.

• IBMcoreTechnology or IntegrationElevated to Gold Partner status in infrastructure and hardware solutions. Reflects technical expertise and proven delivery capabilities. Also re-certified as IBM Security Business Partner for Q Radar security solutions and achieved IBM Certified Developer – App Connect Enterprise v12.0 certification.
• MicrosoftcoreTechnology or IntegrationMicrosoft Gold Partner with cloud-first transformation journey. Migrating operations to Microsoft SharePoint for collaborative and secure platform.
• CiscomajorTechnology or IntegrationLong-term partnership with Cisco for networking equipment and infrastructure solutions.
• HPEmajorTechnology or IntegrationLong-term partnership with Hewlett Packard Enterprise for server and storage solutions.
• HPmajorTechnology or IntegrationEstablished partnership for hardware solutions including printing and personal systems.
• LenovomajorTechnology or IntegrationLong-term partnership for enterprise hardware solutions.
• DellmajorTechnology or IntegrationEstablished partnership for Dell enterprise hardware solutions.
• OpenetcoreTechnology or Integration15+ years of cooperation with Openet, a world-leading charging, policy and data management solutions provider. Supporting Openet installations at telco clients in 12 countries worldwide with SLA fulfillment.
• InnovatricsmajorTechnology or IntegrationPartnership with Innovatrics, developer of state-of-art biometric platforms. Implementing and deploying digital onboarding solution into customer portal and CRM tools for large TelCo client.
• ConfluentmajorTechnology or IntegrationAccelerate with Confluent Partner. Leveraging Confluent data streaming platform to tailor solutions for unique customer business needs.
• Industry Innovation ClusterstrategicStrategic or Co-development PartnerMembership in Industry Innovation Cluster, a group of highly engaged corporates exploring innovative technologies for transportation, customer experiences, manufacturing, and smart mobility. Joint initiative aims to share innovative ideas and co-finance innovation projects.
• CognexastrategicStrategic or Co-development PartnerStrategic partnership with Cognexa Ltd working in machine learning and AI and their application.
• Včelí domminorStrategic or Co-development PartnerPartnership with Včelí dom, represented by Viktor Wercholak, for expertise in AI & Automation solution project.
• SCDIminorStrategic or Co-development PartnerSCDI enabled collaboration and partnership for AI & Automation solution project.
• TibcomajorTechnology or IntegrationPartnership with Tibco for business intelligence and integration solutions using Tibco BEX and KTP platforms.

Scale indicators9 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Comarch: Polish-headquartered IT services and product company with deep telecom (BSS/OSS/mediation), banking and public-sector practices, plus an IoT/Industry 4.0 portfolio. Closest peer in terms of size, geography and multi-vertical software-house model.
• Soitron: Slovak IT services group operating across CEE with strong telco, banking and public-sector enterprise software and integration practices. Competes directly with ISDD in the domestic Slovak market and regionally.
• Ness Technologies (now part of NTT Data): Originally an Israeli/Central European IT services firm with strong telecom and system-integration practices in Slovakia (formerly Ness KDC). Direct peer for similar multi-vertical enterprise software delivery.
• Asseco Central Europe: Slovak-rooted IT services group focused on banking/financial services, telecom and public sector across Central Europe. Comparable in size, vertical mix and system-integration orientation.
• Inetum: French-headquartered IT services and software vendor with dedicated telecom BSS/OSS and energy practices across Europe. Direct peer for comparable cross-vertical custom software and integration work.
• CGI Group: Canada-headquartered IT and business consulting services firm with strong telecom and energy practices in EMEA. Comparable as a system integrator serving regulated, large-enterprise clients.

Broad incumbents

• Amdocs: Global telecom BSS/OSS incumbent serving most tier-1 operators with charging, mediation and customer-management software. ISDD integrates alongside Amdocs in Openet/charging stacks but competes for adjacent integration work.
• Tata Consultancy Services (TCS): Global IT services and consulting giant with a major telecom, banking and public-sector practice. Competes with ISDD for enterprise integration and managed-services contracts in Europe.
• Accenture: Global consulting and technology services firm with deep telecom, banking and energy transformation practices across EMEA. Direct competitor for complex enterprise integration mandates.

Others

• Openet: ISDD's 15-year technology partner; a vendor of telecom charging, policy and data-management software rather than a competitor. Included as adjacent ecosystem participant given the depth of integration partnership.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/isdd-plus-sro

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

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 I.S.D.D. plus s.r.o.