ZZI

What ZZI does

ZZI d.o.o. is a Slovenian private IT company founded in 1989 and headquartered in Ljubljana, specializing in electronic data interchange (EDI), electronic invoicing, customs clearance systems, and certified document archiving. The company operates the bizBox cloud platform as its core offering, which connects over 10,000 companies through 10,000+ connectors across 30+ integrated ERP and DMS solutions. ZZI's product portfolio includes ZZInet (EDI network), eRačuni (eInvoicing) processing 25,000-80,000 invoices monthly, eHramba.si (certified electronic archiving), bizBox eKompenzacije (compensation processing), LogChain (logistics tracking), and a comprehensive eCustoms suite covering EU customs declarations (ZZIeul), export/import control (ZZIecs/ZZIics), NCTS transit (ZZIncts), excise movements (ZZIemcs), and Intrastat reporting (ZZIstat).

The company's technology stack integrates IBM (Message Broker, ESB, Partner Gateway, WAS), Microsoft (BizTalk), and Oracle platforms, supporting GS1 and CEN electronic document standards. ZZI generates revenue through a mix of subscription-based contracts for its platform and modules, plus transaction-based fees for invoice and EDI document processing. Pricing is quote-based and negotiated per customer.

ZZI serves large Slovenian enterprises and government bodies, with named customers including Impol, Mercator, Luka Koper, AdriaKombi, the Statistical Office of Slovenia (SURS), and the Ministry of Foreign Affairs. The company holds ISO 9001 and ISO/IEC 27001 certifications, is recognized by the European Commission as one of two main eInvoicing providers in Slovenia, and operates a wholly-owned subsidiary in Podgorica, Montenegro. Recent expansion includes certification for Croatia's Fiscalization 2.0 framework effective January 2026, signaling entry into a third national market.

Name

ZZI

Legal name

ZZI d.o.o.

Website

https://zzi.si

Company type

Private

Founded year

1989

Operating status

Operating

Headcount range

11–50 employees

Short description

ZZI d.o.o. is a Slovenian IT company operating the bizBox cloud platform for electronic invoicing, EDI, customs clearance, and certified document archiving, serving over 10,000 connected companies, government bodies, and logistics providers across Slovenia, Montenegro, and Croatia.

Ownership category

akta.pro rank

Product category

Electronic Data Interchange & eInvoicing Software

NAICS

Software Publishers (51321)

SIC

Services-Computer Programming, Data Processing, Etc. (7370)

akta.pro primary industry

Contract Lifecycle Management (CLM) & Document Generation/Templating (HDAEAGAL)

Keywords

• Electronic data interchange
• Electronic invoicing platform
• Customs clearance software
• EDocument archiving services
• EU trade compliance systems

Headquarters

HQ city

Ljubljana

HQ country

Slovenia

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Subscription Services (bizBox platform): Annual or recurring subscription fees for access to the bizBox eInvoicing and EDI platform, including support and platform maintenance. Revenue is recurring in nature with multi-year contract potential.
2. Transaction-based Processing: Per-transaction fees for processing electronic invoices and EDI documents through the ZZInet network. Approximately 25,000–80,000 invoices processed monthly, generating volume-based revenue.
3. Customs and Compliance Solutions: Licensing and service fees for specialized customs clearance modules (ZZIeul, ZZIecs, ZZIics, ZZIncts), Intrastat (ZZIstat), and excise management (ZZIemcs) sold to trading and logistics companies, often as subscriptions or one-time licenses.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels2 records

Core offering

ZZI develops and operates the bizBox cloud platform for paperless business operations, providing electronic invoicing, EDI document exchange, certified electronic archiving, and a comprehensive suite of EU customs and external-trade compliance modules (ZZIeul, ZZIecs, ZZIics, ZZIncts, ZZIemcs, ZZIstat). The platform connects over 10,000 companies via 10,000+ connectors across 30+ ERP and DMS integrations, processing roughly 25,000–80,000 invoices per month, primarily for Slovenian enterprises, logistics providers, and government bodies.

Product overview

ZZI offers a platform-plus-modules architecture centered on the bizBox cloud platform for paperless business operations. The core offering includes bizBox as the central integration hub connecting more than 30 ERP/DMS solutions and over 25,000 companies. Key modules include: eRačuni (eInvoicing) processing 80,000 monthly invoices; eHramba.si (certified electronic archiving); eIzmenjava (EDI network with 10,000+ connectors); eKompenzacije (compensation processing); and Logistična platforma (logistics tracking). For customs and external trade, ZZI provides the eCustoms platform with ZZIeul (customs clearance), ZZIecs/ZZIics (control systems), ZZIncts (NCTS transit), ZZIemcs (excise movements), and ZZIstat (Intrastat reporting). The products work together as an integrated ecosystem enabling paperless business between companies, government, and partners.

Differentiator

Problem solved

Functional benefit

Brands

• bizBox: Cloud platform for paperless business operations and e-interchange with business partners, integrating e-invoicing, electronic archiving, customs modules, and document exchange
• ZZInet
• eCustoms
• eArchive.me / eHramba.si
• LogChain

Products and services

• bizBox Cloud-based paperless business platform that combines document exchange, eArchive, eInvoicing, external-trade modules, and eCatalog functionality. Serves as the central eBusiness integration hub for over 25,000 companies and 30+ ERP/DMS solutions.
• ZZInet / bizBox eIzmenjava (EDI Network) Electronic data interchange network connecting 10,000+ companies for standardized document exchange between businesses, government and partners. Supports EDI, GS1 and CEN standards with 24/7 availability and interoperability with other networks (Banks, GXS, x.400, Panteon.net, Public Administration, Customs).
• eRačuni (eInvoicing) Electronic invoicing service enabling automated formal issuance, signing, archiving and delivery of eInvoices. Processes approximately 80,000 invoices per month to the UJP network, ranking first among Slovenian electronic invoice providers.
• eHramba.si / eArchive.me Certified long-term electronic document archiving service providing authenticity and integrity verification through digital certificates and time stamping. Software and service are certified by the Archives of the Republic of Slovenia, providing legally compliant electronic document capture and archiving.
• bizBox eKompenzacije Digital solution for executing chain and reciprocal compensations between companies, with digital operational process execution and automation for both small and large enterprises.
• bizBox Logistična platforma (LogChain) Digital logistics platform providing real-time tracking and control of shipments and parcels, automated customer and warehouse notifications, and integration with existing warehouse management systems.
• ZZI eCustoms / bizBox eCustoms Comprehensive customs solutions platform for external trade including import/export procedures, customs declarations, ICS/ECS control procedures, NCTS transit, EMCS excise movements and Intrastat reporting. Designed for companies and their representatives under EU and global standards.
• ZZIeul Customs clearance software providing complete support for customs procedures at import and export with simplified procedures, eBusiness and bookkeeping entries. Connects to the Slovenian Financial Administration.
• ZZIecs / ZZIics (Import & Export Control System) Import and Export Control System modules. ZZIecs enables electronic notification of goods and exit summary declarations. ZZIics handles entry summary declarations for EU import procedures.
• ZZIncts (NCTS) EU Transit procedures management system enabling NCTS procedures at arrival and dispatch locations. Accessible 24/7 with real-time transit shipment management.
• ZZIemcs Excise Movement Control System for managing movements of excisable goods (oil products, alcohol, tobacco) with electronic document exchange via the EMCS system.
• ZZIstat Intrastat reporting solution for preparation and electronic submission of INTRASTAT reports, supporting monthly reporting for goods movements within the EU.
• eNabiralnik (bizMailbox) Secure electronic mailbox with long-term document archiving technology and eInterchange connector. Enables small users to formally receive and review electronic documents via the web without local software investments.
• eLogistične nalepke (eLabels) Standardized logistics labeling solution for supply chain units. Content and form meet the requirements of major Slovenian wholesalers (Spar, Tuš, Lidl) with GS1 conformity verification.

Named customers7 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

Feature9 records

Partnerships

Five partnerships are on record, tiered core and minor.

• IBMcoreTechnology or IntegrationCertified technology partner. ZZI develops and deploys solutions on IBM technology platforms including IBM Message Broker, IBM Enterprise Service Bus (ESB), IBM Partner Gateway, and IBM WebSphere Application Server (WAS). These integrations form the technical backbone of ZZI's EDI and customs clearance solutions.
• OraclecoreTechnology or IntegrationTechnology partner. ZZI develops and deploys solutions on Oracle platforms as part of its multi-platform technology strategy. Oracle's enterprise infrastructure complements IBM and Microsoft integrations within ZZI's technical stack.
• MicrosoftcoreTechnology or IntegrationTechnology partner. ZZI develops and deploys solutions on Microsoft technology platforms, including Microsoft BizTalk Server, which is used for enterprise application integration and EDI workflows within the bizBox platform.
• EESPA (European E-invoicing Service Providers Association)minorStrategic or Co-development PartnerIndustry association membership. ZZI is a member of EESPA, the European E-invoicing Service Providers Association, which provides a platform for collaboration on eInvoicing standards, regulatory compliance, and best practices across Europe.
• Bankart Banks NetworkcoreChannel Partner/ Reseller/ DistributorCompetitive and complementary partnership in Slovenia's eInvoicing ecosystem. The Bankart Banks Network represents the banking channel for eInvoice exchange, while ZZI's bizBox provides the non-banking (enterprise/government) channel. Together they constitute the two main eInvoicing solution providers in Slovenia, as recognized by the European Commission.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Bankart: Slovenian banking network operator providing eInvoicing services through the Slovenian banking channel. Directly comparable as the other primary eInvoicing provider in Slovenia, recognized alongside ZZI by the European Commission as one of the two main national solutions.
• Tradeshift: Global eInvoicing and supply chain finance platform connecting businesses via digital networks. Comparable as a network-based eInvoicing/EDI platform with similar document interchange architecture and B2B focus.
• Basware: Finland-based global provider of AP automation and eInvoicing solutions. Highly comparable as an eInvoicing platform with similar enterprise customer focus, regulatory/compliance emphasis, and B2B document interchange architecture.
• TrueCommerce: Global EDI and supply chain integration platform. Directly comparable for EDI network operations, ERP integrations, and supply chain document exchange — areas central to ZZI's bizBox/ZZInet platform.
• Pagero: Swedish-headquartered eInvoicing and EDI network operator providing cloud-based Peppol access points and electronic document exchange globally. Closest comparable as a pure-play eInvoicing/EDI network platform serving similar enterprise compliance use cases across multiple European markets.

Broad incumbents

• SAP Ariba: SAP's procurement and eInvoicing platform with global network reach. Comparable for enterprise eInvoicing and B2B commerce, though it operates as part of SAP's broader enterprise application portfolio rather than as a pure-play eInvoicing specialist.
• IBM Sterling: IBM's supply chain and EDI platform. Highly comparable given ZZI's deep IBM technology stack integration (Message Broker, ESB, Partner Gateway, WAS); represents both a technology backbone partner and potential competitor in the EDI space.

Regional players

• Asseco Poland: Major Polish IT conglomerate with ERP, banking, and EDI/eInvoicing solutions across Central and Eastern Europe. Comparable as a regional IT services and platform provider targeting similar enterprise and government customer segments.
• Comtrade: Slovenian/regional IT solutions provider with software development and integration services. Comparable as a regional IT services peer operating in Slovenia and the Adriatic with similar enterprise customer base and technology services orientation.
• Comarch: Polish IT/software company with ERP, EDI, and eInvoicing solutions across Central Europe. Comparable as a regional ERP integration and EDI platform provider serving Central European markets with similar enterprise/government customer focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/zzi

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries1 record

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 ZZI