Ljubljana has quietly built a solid tech scene, with several strong players stepping up in artificial intelligence consulting. These firms help businesses across different industries integrate AI in practical ways-think automating processes, pulling insights from data, or building custom models that fit right into existing operations. What stands out is the focus on real-world results, combining deep technical skills with an understanding of local and European business needs. From predictive tools to computer vision and natural language processing, top providers deliver scalable solutions that boost efficiency without overcomplicating things. For companies looking to adopt AI thoughtfully, Ljubljana's ecosystem offers reliable partners ready to guide the process from strategy to deployment.

 

1. Oski Solutions

We are Oski Solutions, based in Tallinn, Estonia, focusing on custom software and web development that helps businesses modernize operations and scale effectively-including for companies in Ljubljana, Slovenia, and across the broader European market. Our work includes full-cycle development from idea to deployment and ongoing maintenance, along with options for team augmentation (outstaffing) and IT outsourcing when companies need flexible capacity. We build scalable solutions tailored to specific needs, whether modernizing legacy systems, creating new web applications, or automating key processes to boost efficiency and user engagement. The core expertise sits in .NET and C# for backend work, Node.js, and PHP where it fits, paired with strong frontend skills in React, React Native, Angular, Vue.js, and MUI. Cloud and DevOps come through Azure and AWS, including serverless setups with Docker, CI/CD pipelines, Terraform, and Kubernetes. Databases cover SQL Server, PostgreSQL, MySQL, MongoDB, and DynamoDB. We handle custom API development plus integrations with third-party systems like CRMs, ERPs, and payment gateways. AI integrations use C# and Python for practical services that add real value. Umbraco stands out as a key CMS strength, along with WordPress integrations when needed. This positions us as a reliable European partner for businesses in Ljubljana, Slovenia.

Key Highlights:

• Emphasis on full-cycle custom development
• Flexible team augmentation and outsourcing
• Strong Umbraco CMS expertise
• Cloud migration and legacy modernization focus
• Ready for white-label partnerships

Services:

• Custom software development
• Web application development
• Team augmentation and outstaffing
• IT outsourcing
• Cloud solutions with Azure and AWS
• Frontend development with React and others
• AI integrations
• API and third-party integrations
• CMS-based solutions including Umbraco

Contact Information:

• Website: oski.site
• Phone: +48571282759
• Email: contact@oski.site
• Address: Kaupmehe tn 7, 10114 Tallinn, Estonia
• LinkedIn: www.linkedin.com/company/oski-solutions

 

2. Valira AI

Valira AI focuses on making artificial intelligence practical for businesses through custom development and data science. The company offers solutions that range from building specific models to providing insights via research. Consulting forms a big part of what they do, where the emphasis lies on spotting high-impact areas and shaping strategies that fit particular needs. Training rounds things out with workshops aimed at building internal skills for ongoing AI and data science use. Projects usually start by pinpointing the core issue, move into data exploration plus a proof of concept, then shift to development with regular feedback before wrapping up with maintenance. Natural language processing handles things like chatbots and sentiment analysis. Computer vision deals with extracting useful details from images or videos.

Key Highlights:

• Started in 2022
• Based right in Ljubljana
• Emphasis on custom solutions and research
• Covers maintenance after deployment

Services:

• AI and data science custom development
• Consulting on AI impact areas
• Strategy development
• Workshops and training sessions
• Proof of concept creation

Contact Information:

• Website: valira.ai
• Email: info@valira.ai
• Address: Parmova ulica 14 1000 Ljubljana Slovenia, Europe
• LinkedIn: www.linkedin.com/company/valira-ai

 

3. zerodays

zerodays handles end-to-end custom software work, with AI development and consulting sitting alongside web, mobile, and automation projects. The setup grew out of a group that started collaborating back in high school before adding more people over time. Experience comes from programming competitions plus various client work with startups and bigger organizations. AI services break down into stages like use case research, feasibility checks, architecture proposals, proof of concept building, and full deployment plans. Options exist for lighter consulting packages or deeper implementation. Clients have included things like AI math instructors, legal document automation platforms, and homework helpers.

Key Highlights:

• Ljubljana-based
• Strong background in custom software
• Covers feasibility through to deployment
• Works with startups, corporates, and research groups

Services:

• Custom AI solutions
• Use case research and consulting
• Proof of concept development
• Web and mobile app creation
• Process automation
• E-commerce solutions

Contact Information:

• Website: www.zerodays.dev
• Phone: +386 31 572 596
• Email: info@zerodays.dev
• Address: Miklošičeva cesta 30 1000 Ljubljana Slovenia
• LinkedIn: www.linkedin.com/company/zerodays

 

4. ADD

ADD delivers IT solutions centered on data and AI, with a long track record in building secure, scalable systems. The focus stays on turning data into practical value through analytics, machine learning, and modern platforms. Work includes real-time insights, automation, and smarter workflows, often with things like digital twins or agentic AI exploration. Integration covers connecting on-prem and cloud setups into unified environments. Security and network aspects ensure resilience against threats. The company serves both private businesses and public institutions, stressing agile processes and tailored approaches.

Key Highlights:

• Operating since 1992
• Partnerships with major tech vendors
• Emphasis on data transformation and security

Services:

• Data & AI solutions
• Advanced analytics and machine learning
• IT system integration
• Network and security frameworks
• IT operations and support
• Strategy consulting for infrastructure

Contact Information:

• Website: add.si
• Phone: +386 (0)1 479 00 11
• Email: info@add.si
• Address: Tbilisijska 85, 1000 Ljubljana, Slovenia
• LinkedIn: www.linkedin.com/company/add-d-o-o-

 

5. FrodX

FrodX concentrates on accelerating business growth through better customer experiences and digital setups. Consulting looks at innovating value for customers and finding ways to boost monetization. Digital ecosystems get built by updating communication channels, engagement tools, and e-commerce platforms. Process partnership can include full campaign management or handling customer journeys, sometimes with shared revenue models. An upcoming webinar highlights voice AI agents that shift from menu-based systems to natural conversations in Slovenian and other languages. The interdisciplinary mix includes IT, economics, marketing, psychology, and business knowledge to tie tech to actual results.

Key Highlights:

• Interdisciplinary approach
• Focus on customer experience improvement
• Plans for voice AI implementations
• Willingness to share implementation risks

Services:

• Consulting on customer value innovation
• Building digital ecosystems
• CX solutions for engagement
• E-commerce platform work
• Digital campaign execution
• Customer journey management

Contact Information:

• Website: frodx.com
• Phone: 0590 327 40
• Email: office@frodx.com
• Address: Celovška cesta 280, 1000 Ljubljana
• LinkedIn: www.linkedin.com/company/frodx
• Facebook: www.facebook.com/Frodeecs

 

6. Medius

Medius designs and develops custom applications focused on data-driven challenges, often incorporating machine learning and AI where it fits the problem. The company emphasizes turn-key solutions delivered at fixed prices to reduce client risk, using approaches like model-driven development alongside big data tools. Projects span industries with examples in insurance fraud detection via machine learning models that score claims in real time and a big data platform for solar power forecasting that pulls in environmental data plus computer vision. Experience draws from cross-industry insights, with a strong Java background supporting the technical side.

Key Highlights:

• Ljubljana-based
• Fixed-price turn-key projects
• Machine learning in insurance and energy
• High customer retention

Services:

• Custom business applications
• Artificial Intelligence development
• Big Data solutions
• Machine Learning models
• Data & Analytics
• IoT integrations

Contact Information:

• Website: www.medius.si
• Phone: +386 8 2001 831
• Email: info@medius.si
• Address: Tehnološki park 21, 1000 Ljubljana, Slovenija
• LinkedIn: www.linkedin.com/company/medius-si
• Facebook: www.facebook.com/MediusInc
• Instagram: www.instagram.com/medius_si

 

7. XLAB

XLAB provides IT solutions that include AI alongside automation, hybrid infrastructure management, and remote desktop tools. The company builds on its own research efforts, contributing to various EU programs in areas like security and digital transformation. Work often involves modernizing systems with AI elements to support growth. Open source plays a role in many projects, paired with long-term partnerships that focus on practical implementation. Founded back in 2001, the setup prioritizes steady collaboration over quick wins.

Key Highlights:

• Operating since 2001
• Involved in EU research projects
• Focus on IT automation with AI
• Ljubljana headquarters

Services:

• AI in IT solutions
• Automation with Ansible
• Hybrid infrastructure management
• Remote desktop software
• Modernization consulting

Contact Information:

• Website: xlab.si
• Phone: +386 1 244 77 50
• Email: info@xlab.si
• Address: Pot za Brdom 100, SI-1000 Ljubljana, Slovenia
• LinkedIn: www.linkedin.com/company/xlab
• Facebook: www.facebook.com/xlab.slovenia
• Twitter: x.com/xlab_si

 

8. BV Labs

BV Labs works on research-led AI solutions, particularly in space technology and explainable approaches. The company covers the full data lifecycle from storage to analysis and visualization, with machine learning at the core. Projects include tools for satellite image processing like crop prediction or archaeological site detection, plus forecasting models for spacecraft operations. Explainability stands out as a key angle, ensuring models make sense in high-stakes fields. Based in Ljubljana with collaborations involving ESA.

Key Highlights:

• Research-focused on space AI
• Explainable AI emphasis
• Ljubljana location
• ESA project experience

Services:

• Machine Learning development
• Data Analysis
• Knowledge Representation
• Explainable AI solutions
• Visualization tools

Contact Information:

• Website: www.bvlabs.ai
• Email: info@bvlabs.ai
• Address: Koprska ulica 72, 1000 Ljubljana, Slovenia
• LinkedIn: www.linkedin.com/company/bvlabs-ai
• Twitter: x.com/bvlabs_ai

 

9. Infinum

Infinum builds digital products since 2005, with AI and data engineering as part of the mix for things like revenue optimization or guiding AI adoption. The company handles mobile, web, IoT, and enterprise platforms, often advising on how tech fits business models. Growth has been steady, reaching hundreds of people across teams in recent years. Offices span multiple countries but Ljubljana remains a key base for the Slovenian side.

Key Highlights:

• Started in 2005
• AI and Data Engineering focus
• Product strategy consulting
• Multi-country presence

Services:

• AI-powered solutions
• Data Engineering
• Mobile and web development
• Custom IoT
• Product strategy
• Cybersecurity

Contact Information:

• Website: infinum.com
• Phone: +386 (51) 394 370
• Email: hello@infinum.com
• Address: Tivolska cesta 48, 1000 Ljubljana, Slovenia
• LinkedIn: www.linkedin.com/company/infinum
• Facebook: www.facebook.com/infinumcom
• Twitter: x.com/infinum
• Instagram: www.instagram.com/infinumcom

 

10. AI Slovenija

AI Slovenija operates under Tehnološki Park Ljubljana and connects the local AI ecosystem of experts, developers, companies, and independent researchers. The initiative serves as a single entry point for businesses looking to bring artificial intelligence into their operations quickly. It bridges AI solution providers who build offerings with companies that need them, offering advice on suitable matches and sometimes arranging presentations or demo sessions. Workshops cover practical topics like leading change with AI or advanced low-code automation, with some sessions held online and certificates provided. Events include meetups focused on AI and IoT, plus collaborations on larger conferences happening in Ljubljana. The focus stays on facilitating access to Slovenian AI solutions in areas such as predictive models, automation, and AI agents.

Key Highlights:

• Runs under Tehnološki Park Ljubljana
• Acts as connector for AI providers and businesses
• Organizes practical workshops and meetups
• Shares weekly AI news updates

Services:

• Consulting on provider recommendations
• Matching businesses with AI solutions
• Practical workshops and training
• Custom workshops for teams
• Event organization and networking
• Information on AI trends

Contact Information:

• Website: ai-slovenia.si
• Phone: +386 1 620 34 00‬
• Email: info@ai-slovenia.si
• Address: Tehnološki park 19, 1000 Ljubljana
• LinkedIn: www.linkedin.com/company/aihub-slovenija
• Facebook: www.facebook.com/people/AI-HUB-Slovenija/61580281291454

Conclusion

Wrapping this up, Ljubljana's AI consulting scene feels surprisingly vibrant for a city of its size. There's a nice mix of local players who really get the Slovenian and European business context, alongside solid external options from nearby countries that deliver without making you feel like just another ticket. What stands out most is how practical everything leans - people here aren't chasing the latest hype cycle; they're focused on solving actual problems, whether that's automating workflows, pulling smarter insights from data, or building AI that quietly makes operations smoother. If you're a company in Ljubljana (or anywhere in the region) thinking about AI, the key is figuring out what you actually need right now versus what sounds cool on paper. Start with the basics: Do you want deep custom model work? Broader digital transformation with AI sprinkled in? Or maybe just someone to help you navigate the options without selling you the moon? The good news is the choices exist, and most of them are approachable, transparent, and genuinely interested in long-term results rather than quick wins.