Top 11 Umbraco Development Companies in Slovenia

Organizations moving to Umbraco or upgrading existing installations often face fragmented vendor proposals, unclear migration costs, inconsistent security practices, and uneven post-launch support. Evaluate technical depth in Umbraco and .NET, migration and integration experience, hosting and performance guarantees, multilingual and SEO capabilities, project management approach, and maintenance SLAs.

SoftPro is the featured international partner leading this list and serves buyers in Slovenia and across the region. Compare SoftPro against peers by reviewing Umbraco case studies, client references, pricing transparency, and available managed support options to identify the best fit for your project.

1. SoftPro

As the featured international partner on this Top 14 Umbraco Development Companies in Slovenia list, SoftPro brings enterprise Umbraco delivery to Slovenian projects from its headquarters in Warsaw, Poland. The agency is well suited to enterprise CMS migrations, B2B portals, and midsize cloud-native web applications for organizations seeking Microsoft-stack expertise.

SoftPro builds on and .NET Core and runs projects on Microsoft Azure while combining frontend, backend, and CMS engineering into end-to-end delivery. The team executes Umbraco website builds and CMS migrations, manages cloud migrations and infrastructure, and provides ongoing support and maintenance for deployed systems.

Key Highlights

• Public website runs Umbraco CMS version 17.3.0.0.
• Site provides content in multiple language versions including English, German, Finnish, Portuguese, Italian, French, Spanish, Slovak, Dutch, and Polish.
• Team cites more than 20 years of combined experience across projects.
• Published case studies include business portals, CRM/HRM systems, SaaS ETL platforms, and social networks for product promotion.

Services

• Custom Software Development
• Web Application Development
• Cloud Development
• Artificial Intelligence Solutions

Contact Information

Website: soft-pro.pl

Phone: +48 571 282 759

Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

LinkedIn: www.linkedin.com/in/kyrylo-o

2. Positiva rešitve d.o.o.

Positiva rešitve d.o.o. is a Ljubljana-based digital solutions company that designs and delivers websites, e-commerce platforms, mobile applications and business applications. It operates a dedicated Umbraco development practice focused on enterprise and data-driven CMS projects that require integration with backend systems and tailored development.

They pair .NET-based development skills with front-end and mobile frameworks to produce responsive, data-driven sites and portals. This technical breadth supports Slovenian organisations that need CMS flexibility together with reliable enterprise integrations.

Key Highlights

• Official Umbraco Silver Partner.
• Microsoft Silver Partner with Azure specialist and Office 365 specialist badges.
• Hybrid mobile app expertise with Framework7, Ionic and PhoneGap/Apache Cordova.
• 13 years of experience and more than 250 satisfied clients.

Services

• Website development
• E-commerce development
• Hybrid mobile apps
• IT infrastructure & support

Contact Information

Website: www.positiva.si

Phone: +386 1 620 33 13

Email: info@positiva.si

Address: Tržaška cesta 286 D, 1000 Ljubljana, Slovenia

3. CNJ Digital d.o.o.

CNJ Digital d.o.o. is a Ljubljana-based digital agency that combines product strategy, UX research and software engineering to build web and mobile products for startups and enterprise teams. The firm emphasizes early validation and a discovery-led delivery model to align product goals with measurable outcomes.

Their delivery practices cover end-to-end development for content-driven sites and applications, with a focus on maintainability and long-term product ownership. That combination of UX discipline and engineering rigor makes them a logical choice when evaluating Umbraco development partners in Slovenia.

Key Highlights

• Founded in 2012 and operates with a 17-person core team.
• Has delivered 368+ digital products for clients including ITU (United Nations), A1 Slovenia and Outfit7.
• Holds recognised credentials: NN/g UX certification, IAAP CPACC accessibility certification and Scrum Alliance CSM certification.
• Official CMS partnerships and recognition include Umbraco official partner and Statamic official partner.

Services

• Product Discovery Sprint
• UX & UI Design
• Web & Mobile Development
• CMS Integrations

Contact Information

Website: www.cnj.si

Phone: +386 590 11543

Address: CNJ d.o.o., Dunajska 47, 1000 Ljubljana, Slovenia

Address: CNJ Digital, Rueppgasse 32/11-12, 1020 Vienna, Austria

Address: CNJ Digital LLC, 30 North Gould Street, Sheridan, WY, USA

4. THE OTHER d.o.o.

THE OTHER d.o.o. is a Ljubljana-based creative communications studio that builds modular websites and web applications on the Umbraco CMS, combining structured information architecture with modern .NET development practices to deliver scalable, content-first platforms.

They support projects across the full lifecycle—from planning and content modelling to development, upgrades, and optimization—making them a fit for organisations that need maintainable Umbraco implementations with staged upgrade paths.

Key Highlights

• Named client projects include Festival Ljubljana, Zavarovalnica Sava, and Blejski grad.
• Declared as the first Slovenian partner of the platform.
• Registered in the court register on November 6, 2023.
• Reference work covers web development, video production, and an interactive mobile game, indicating cross-channel delivery capabilities.

Services

• Umbraco development
• Information architecture & content modeling
• UX/UI design
• Integrations and maintenance

Contact Information

Website: www.theother.si

Phone: +386 (0)51 611 588

Email: info@theother.si

Address: Avstrijska ulica 17, 1000 Ljubljana

5. Gooya d.o.o.

Gooya develops web and mobile solutions for Slovenian and international companies. Their projects include portals and presentation websites built on CMS platforms such as DNN (DotNetNuke) and Umbraco, along with custom applications and integrations with backend systems.

Since joining the Humanfrog group, Gooya combines legacy product knowledge with a broader engineering team to maintain existing deployments and deliver improvements in security, infrastructure, and user experience.

Key Highlights

• Operates a supplier invoice portal at for vendor billing.
• Publishes a public pricing PDF (Cenik) and a Project RRI PDF on its site.
• Lists group brands under Humanfrog that include Žabec and Woo-ninja.
• Maintains a client support centre reachable by phone and support email.

Services

• Portals and websites
• Custom web applications
• Mobile applications
• Backend integrations

Contact Information

Website: www.gooya.si

Phone: +386 1 777 33 44

Email: support@humanfrog.com

Email: hi@humanfrog.com

Address: Dunajska cesta 5, 1000 Ljubljana, Slovenia

6. Renderspace d.o.o.

Renderspace d.o.o. is a Ljubljana-based digital agency that designs and builds CMS-driven websites, e-commerce platforms, and mobile applications for mid-size and enterprise clients. Their CMS practice explicitly includes Umbraco and they execute migrations, bespoke integrations, and editorial workflows for complex content environments.

The team combines design and engineering to deliver end-to-end projects and supports long-term operation through hosting and staff-augmentation services. Their delivery model targets enterprise-grade digital renewals with emphasis on maintainability and operational handover.

Key Highlights

• The company lists a wide CMS toolkit on its site, including Adobe Experience Manager, Statamic, Payload, Directus, Storyblok, and Contentful.
• Renderspace showcases enterprise digital renewals for clients such as NLB Group, Telekom Slovenije, Sava Hotels & Resorts, and Medex.
• The firm offers specialised intranet and customer loyalty program development alongside public‑sector UX work.
• The team provides SEO-optimised content production, structured content services, and dedicated UX writing and content strategy for CMS operations.

Services

• UX/UI services
• Digital analytics
• Marketing automation
• Digital consulting

Contact Information

Website: renderspace.si

Phone: +386 (1) 239 12 00

Email: info@renderspace.si

Address: Vilharjeva cesta 36, 1000 Ljubljana

LinkedIn: linkedin.com/company/renderspace_2

7. Astrea d.o.o.

Astrea d.o.o. is a Slovenian IT company that combines cloud and infrastructure services with custom software development and managed operations. The company lists Umbraco among its platform partners and works on content-driven websites and integrations on that CMS.

Astrea handles end-to-end delivery from hosting and licensing administration to backend system integration and automation of business data flows to public sites. This mix of infrastructure, licensing and integration capabilities makes it a fit for Umbraco projects that require hosting and ERP connectivity.

Key Highlights

• The website displays vendor and platform partnerships that include Microsoft SPLA, VMware, Veeam, Pantheon, and Umbraco.
• Astrea operates an RTL International service line that manages licensing for German commercial TV channels for cable operators.
• The company publishes its registration number 2234700 and VAT ID SI67991378 on the site.

Services

• IT infrastructure
• Software development
• Managed services
• IT consulting

Contact Information

Website: www.astrea.si

Email: info@astrea.si

Phone: Pisarne: +386 4 2351 020; GSM: +386 41 333 056

Address: Sedež: Smledniška cesta 16, 4000 Kranj

Address: Pisarne: Pot za krajem 38, 4000 Kranj

8. Vareo d.o.o.

Vareo d.o.o. is a Radovljica-based consultancy that combines strategic marketing and HR expertise to shape employer brands and create career-focused web experiences. The company positions marketing thinking at the center of HR work and builds digital touchpoints that support talent acquisition and employee engagement.

The team covers strategy, vendor selection, implementation, and integration with backend processes to deliver recruitment portals, content-driven campaigns, and marketing-technology-enabled hiring flows. Their delivery emphasizes aligning messaging, analytics, and tools to improve recruitment outcomes.

Key Highlights

• 25+ employer branding projects completed.

• 8+ years of experience shaping employer brands.

• Website highlights two HRM "project of the year" recognitions (shown as "2x HRM projekt leta").

• Privacy statement lists SharpSpring as the CRM/marketing-automation tool used for lead storage and campaign emails.

Services

• Employer branding

• Career websites

• Website development

• Marketing automation

Contact Information

Website: vareo.work

Phone: +386 31 640 622

Email: info@vareo.si

Address: Kranjska cesta 4, 4240 Radovljica

9. Humanfrog d.o.o.

Humanfrog d.o.o. is a Ljubljana-based technology partner that combines business strategy, systems engineering, and IT infrastructure to deliver digital systems, web and mobile applications, and cloud solutions with measurable outcomes. They emphasize secure, maintainable delivery and clear operational handover so clients can operate and extend systems after launch.

Humanfrog has implemented Umbraco as a headless CMS on projects like the Energija Plus customer portal, where Umbraco managed static content while the portal integrated with SAP HANA Cloud and shipped a single-page web application plus native mobile apps.

Key Highlights

• More than two decades of experience and hundreds of completed projects.

• A team of over 40 dedicated experts across development, strategy, and infrastructure.

• Operates a client support center and a public status page for hosted services.

• Case studies and clients include BTC City, Intra Lighting, Telemach, Trimo, and Posta.

Services

• Strategy

• Development

• Infrastructure

• Managed IT Services

Contact Information

Website: www.humanfrog.com

Phone: +386 1 777 33 44

Email: hi@humanfrog.com

Email: support@humanfrog.com

Address: Dunajska cesta 5, 1000 Ljubljana, Slovenia

10. TOASTER STUDIO d.o.o.

TOASTER STUDIO is a Ljubljana-based design studio that combines UX/UI design with Webflow development to deliver production-ready websites. The team translates high-fidelity designs into pixel-perfect front-end implementations and interactive interfaces for enterprise clients.

The studio serves regulated and technically demanding sectors including finance and defense where usability and reliability are essential. Their delivery pairs user research and usability testing with product-grade web production to move projects from prototypes into live systems.

Key Highlights

• 80+ clients across 7 countries and 400+ projects completed.

• Describes AI as the architecture of its solutions and builds “design agents” to automate visual and content workflows.

• States that designs adhere to WCAG accessibility standards for inclusive digital experiences.

• Typically works with 3–5 clients per quarter to maintain focused delivery and support.

Services

• Visual Identity Design

• Logo design

• UI Animation & Microinteractions

• Dedicated Maintenance & Support

Contact Information

Website: www.toaster.studio

Phone: 00386 40 171 962

Email: Info@toaster.studio

Address: TOASTER STUDIO D.O.O., Slovenska 54, 1000 Ljubljana, Slovenia, EU

11. E‑LABORAT d.o.o.

E-laborat d.o.o. is a Ljubljana-based digital research and consultancy firm that delivers research-led website optimization and training for organizations across Slovenia. The company combines sector benchmarking, measurement, and improvement programs to inform how websites perform and how they should evolve over time.

That research-led approach and emphasis on measurable website performance align with CMS-driven projects where usability, analytics, and benchmark insight are central to delivery. E-laborat’s work with regulated sectors and published analyses demonstrates an ability to support content-managed sites that require strong user-centred governance and ongoing measurement.

Key Highlights

• Publishes the annual "Analiza digitalnega bančništva v Sloveniji" research and has analyzed Slovenian digital banking for seven consecutive years.

• Operates NETFORK Academy, a dedicated educational program for digital business and in-house training projects.

• Lists Eye Tracking as a named service and method on its official services menu.

• Authors the "Najboljše spletne prakse" research handbook for website best practices and guidance.

Services

• User experience research

• Web analytics

• Eye tracking

• Industry digital research

Contact Information

Website: www.e-laborat.si

Phone: +386 (0)1 565 52 92

Email: info@e-laborat.si

Address: Italijanska ulica 8, 1000 Ljubljana

Conclusion

SoftPro is the featured international partner on this list and was author-selected for inclusion.
Choose a provider based on project scale and complexity, prioritizing agencies with enterprise delivery experience for large implementations and lean freelancers or studios for smaller, design-driven sites. Decide whether local presence or an international partner matters for language, time zone, and regulatory needs. Evaluate technical fit by reviewing Umbraco-specific case studies, integration experience, and ongoing support or managed operations commitments. Balance budget and timeline against the provider’s typical engagement model and request references to confirm delivery and post-launch support.