Top 15 System Integration Companies in Luxembourg (2026)

Integrating legacy ERP, bespoke applications, cloud platforms, and regulatory reporting processes can create project delays, security gaps, and higher costs for organizations operating in Luxembourg's cross-border market. Buyers must balance technical compatibility, data residency and GDPR compliance, and vendor capacity to manage multi-vendor projects.

SoftPro is the featured international partner leading this list and serves buyers across Luxembourg and the surrounding region. When evaluating system integrators, compare demonstrated experience with your specific platforms and protocols, information security and compliance practices, cross-border data handling and regulatory track record, program and change-management methodology, service-level commitments and ongoing support, local language and stakeholder engagement, and total cost of ownership including maintenance and third-party licensing.

1. SoftPro

As the featured international partner for this Top 15 System Integration Companies in Luxembourg (2026) list, SoftPro is recommended for Luxembourg organisations that need remote system integration, enterprise CMS consolidation, cloud migrations, and custom application projects. The Poland-based team works with cross-border clients and is positioned for mid-market and enterprise engagements that require multilingual collaboration and end-to-end delivery.

SoftPro develops with, .NET Core and C#, and executes cloud projects on Microsoft Azure and AWS while managing enterprise CMS implementations and migrations. The company pairs full-stack front-end and back-end engineering with ongoing maintenance to deliver integrations, platform modernizations, and SaaS or portal projects.

Key Highlights

• Full-stack web development using React and.
• Cloud-native application development and migrations on AWS.
• Team brings more than 20 years of combined experience.
• Public case studies include CRM/HRM systems, SaaS ETL platforms, business portals, and community platforms.

Services

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

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. MIXvoip

Mixvoip designs and operates integrated telecom, network, and managed IT services for businesses in Luxembourg and neighbouring European markets. It brings together carrier-grade internet, cloud telephony and security to create unified communication and connectivity stacks for organisations that must coordinate voice, data and compliance.

The company delivers services via managed and co-managed models that handle SIP trunks, intersite connectivity and cybersecurity alongside everyday IT support. That systems-first delivery makes Mixvoip a practical partner for public-sector bodies and healthcare providers modernising on-premises estates and cloud communications.

Key Highlights

• Maintains ISO 27001 certification with country-specific certificates for Luxembourg, Belgium, and Germany.
• Is a member of RIPE NCC and holds RIPE NCC BGP Security Associate certification for BGP and network security practices.
• Carries the "Made in Luxembourg" label, which recognises its locally developed solutions Voxbi and Tempus.
• Serves 5,116 clients across 26 countries, per the company’s published site statistics.

Services

• Voxbi Cloud PBX
• SIP Trunking
• Business Internet & SD‑WAN
• Managed IT & Cybersecurity

Contact Information

Website: www.mixvoip.com

Phone (sales Luxembourg): +352 20 33 33 10

Phone (office): +352 20 33 33 00

Address: MIXVOIP SA, 70, rue des Prés, L-7333 Steinsel

3. Telkea Group

Telkea Group is a Luxembourg-based systems integrator that brings together IT and telecom expertise to design technology roadmaps and run managed operations for corporate and public-sector organizations.

The company uses local consulting and implementation teams to deliver project-based systems integration tailored to regulated sectors and complex workflows in finance, healthcare and transport.

Key Highlights

• Founded in 1929; the group notes about 90 years of continuous activity.
• The group comprises four Luxembourg companies, about 150 collaborators and six specialized business lines.
• Operates datacentres and provides hosting, private and public cloud, plus online backup services.
• Includes Telkea Soft, developer of the GestoMed medical application, and operates Telkea Academy for bespoke IT training.

Services

• Network, Mobility & Security
• Unified Communications & Collaboration
• Building Security

Contact Information

Website: www.telkea.com

Phone: +352 42 83 83 1

Email: info@telkea.com

Address: 1, rue de Bitbourg, L-1273 Luxembourg

4. SIMAC PSF

Simac PSF is a Luxembourg-based systems integrator that engineers end-to-end IT infrastructure, handling structured cabling, data-centre build-outs, storage and virtualization, and middleware integration. The firm emphasizes tailored architectures and hands-on delivery with installation, verification, and scalable operational support.

The company supports clients through needs analysis, solution-oriented consultancy, and operational procedures that preserve availability and technical rigour. That full-stack delivery focus makes Simac PSF a relevant comparator among system integrators operating in Luxembourg.

Key Highlights

• Simac PSF is a support PSF (Professional of the Financial Sector) since 2006 with approval to operate under article 29-3 of the amended finance sector act.
• The company runs a Cloud Operator service that integrates and manages resources from major public cloud providers including AWS, Microsoft, and Google in on‑premises environments.
• Simac PSF offers a Premium Maintenance organisation that guarantees client access to maintenance services 24 hours a day, 7 days a week.
• The firm states a Green IT vision and specialises in data‑centre deployments with hot‑aisle/cold‑aisle cooling and related infrastructure practices.

Services

• Consultancy
• System & Storage
• Cabling & Infrastructure
• Wireless Site Survey

Contact Information

Website: www.simac.lu

Address: Rue Léon Laval 2, L-3372 Leudelange, Luxembourg

Phone: +352 54 14 54

Email: info@simac.lu

5. InTech (POST Luxembourg group)

InTech is a Luxembourg IT consulting and software company that delivers end-to-end IT projects for major local organisations. The firm organises delivery in project mode, combining cross-disciplinary teams to turn digital initiatives into production-ready solutions.

Its teams pair architecture consulting, project management and development to integrate software, infrastructure and business processes for clients across finance, public administration, health and startups.

Key Highlights

• Subsidiary of POST Luxembourg since 2014.
• Cloud expertise spans Azure, AWS, RedHat OpenShift, VMware and Rancher for public, hybrid and multi‑cloud deployments.
• Works in close collaboration with the Government IT Centre (CTIE) on major public sector projects in Luxembourg.
• Awarded the Best Workplaces™ Luxembourg 2024 label for the ninth consecutive year.

Services

• System Integration
• Cloud Migration & Deployment
• Mobile Development
• Data & Analytics

Contact Information

Website: www.intech.lu

Phone: +352 53 11 53-1

Address: 208, rue de Noertzange L-3670 Kayl Luxembourg

6. CEL S.A.

CEL S.A. is a Luxembourg-based technical systems integrator delivering turnkey installations for commercial and institutional clients. The company brings together engineering, project management and installation to manage complex, converged technology projects.

CEL operates a virtual 360° showroom for on-site demonstrations and solution validation. These delivery touchpoints and on-site expertise make CEL a practical partner for integrated system rollouts across Luxembourg.

Key Highlights

• CEL renewed its label SDK for the 5ᵉ année consécutive.
• CEL obtained the ESR and Responsibility Europe labels.
• CEL received the Made in Luxembourg label.
• Recent projects include modernising meeting spaces for The Royal Bank of Scotland International and deploying intersite connectivity for EDB / Apex Group.

Services

• IT & Unified Communications
• Security & Building Technologies
• Secure & Efficient Electrical Energy

Contact Information

Website: www.cel.lu

Phone: 49 94 94 - 1

Email: info@cel.lu

Address: CEL S.A., 56-62, rue de Hollerich, L-1740 LUXEMBOURG, Grand-Duché du Luxembourg

7. GITS PSF (Global IT Services PSF)

GITS PSF (Global IT Services PSF) operates from Luxembourg and outsources mission-critical IT environments and application management for regulated businesses in the financial sector. The company delivers tailor-made managed cloud and IT solutions under defined service level agreements to support regulatory compliance, operational resilience, and the digital transformation of core processes.

GITS PSF positions its support and operations to maintain continuous availability and data integrity for clients who require strict compliance and predictable performance.

Key Highlights

• Built its own redundant high-speed network backbone in Luxembourg to provide low-latency, high-capacity connectivity.
• Provides 24/7 support for customer environments.
• Serves 350+ customers according to the company website.
• Reports 20+ years of experience and a team of about 20 employees.

Services

• Managed Hosting
• Business Continuity
• Connectivity
• Managed Services

Contact Information

Website: www.gits.lu

Phone: +352 26 25 95 30, +352 26 25 95 37

Email: info@gits.lu

Address: 12, rue Guillaume Schneider, L-2522 Luxembourg

8. PPI‑Group

PPI-Group is a Luxembourg-based systems integrator that implements Sage 100 ERP and connected CRM solutions for small and mid-sized businesses. The firm executes projects across audit, deployment, and ongoing maintenance while operating locally from Luxembourg.

They deliver implementations with a compact, experienced team and more than 20 years of regional experience working with clients in Luxembourg and France. PPI-Group’s practice aligns regulatory and operational requirements to Sage-based stacks to support Luxembourg-specific reporting and transaction flows.

Key Highlights

• Recognized as a Centre de compétence Sage 100, the highest level of Sage accreditation on that product.
• Part of Alliances Groupe, an ecosystem reported to include nearly 100 collaborators and over 2,000 active clients across the Grand Est and Luxembourg.
• Participant in Sage’s Top League program, a commercial and service-quality recognition from Sage.
• Operates a team of about 15 people that includes seven former Sage employees.

Services

• FEL
• Webservices 100
• WeavyToSage
• Multi 100

Contact Information

Website: ppi-group.lu

Phone: + 352 26 31 32 511

Email: support@ppi-group.lu

Address: 4 Rue Samuel Beckett L-4371 Belvaux

9. Simac Professional / Simac group (LU operations)

Simac PSF S.A. delivers complete ICT infrastructure solutions in Luxembourg, handling consultancy, design, implementation, project management, installation, maintenance, outtasking and managed services.

The company assembles standardised building blocks and leverages partnerships with leading technology vendors to deliver managed ICT environments with predictable operating levels and cost, which aligns it with system integration needs in Luxembourg.

Key Highlights

• Operates locally under the legal name Simac PSF S.A.
• Is part of the Simac group, whose head office is in Veldhoven, the Netherlands.
• Lists formal vendor partnerships with Cisco, HP, Microsoft, Citrix, Juniper and Network Appliance on its official site.

Services

• Digital Workplace
• Connectivity
• Multicloud Services

Contact Information

Website: www.simac.com

Phone: +35 2 54 14 54

Email: info@simac.lu

Address: Rue Léon Laval 2, L-3372 Leudelange, Luxemburg

10. S-DATA (S-DATA Récupération)

S-DATA Récupération is a Luxembourg-based laboratory that specializes in forensic data recovery for enterprise storage and removable media. The company positions its lab services to support continuity and migration needs during system integration projects by focusing on storage-level recoveries and secure handoffs.

Its operational model emphasizes fast diagnostics and secure delivery, making recovered data available on encrypted replacement drives or via expedited transfer for urgent restores. This delivery-focused approach aligns with integrators who need rapid resolution of RAID, NAS, or legacy tape failures during deployments.

Key Highlights

• Fixed-price express recovery for hard drives and many SSDs at €1,500 with a 30% discounted option if customers allow a 12-business-day turnaround.
• Service includes a replacement hard drive (1–2 TB) provided with the recovery package at no extra cost for qualifying recoveries.
• Free pick-up across Luxembourg through partnerships with DHL, FedEx and SwissPost.
• Support for a wide range of magnetic tape formats (LTO, DAT, SDLT, DLT, AIT, SLR, QIC) and tape services that include conversion, cataloging, migration, and recovery.

Services

• Hard-drive recovery
• RAID & NAS recovery
• SSD & flash recovery
• Tape conversion & migration

Contact Information

Website: www.s-data.lu

Phone: +352 20 331139 (FR)

Email: contact@s-data.lu

Address: S-DATA Luxembourg

4 Banzelt A

6921 Banzelt Roodt-sur-Syre Betzdorf

Luxembourg

11. Gcore

Gcore delivers edge cloud, CDN, GPU and security services that let integrators stitch global infrastructure with managed compute, storage, networking, and streaming platforms.
Its platform includes managed Kubernetes, bare metal servers, S3-compatible object storage, a streaming platform, and DDoS and WAAP protections to support end-to-end system integration.

For Luxembourg system-integration projects, Gcore's private, hybrid and on-premises cloud options plus API and Terraform automation simplify deployment and orchestration inside enterprise stacks.
Built-in features for multi-CDN resilience and digital sovereignty help integrators meet regional performance and compliance requirements.

Key Highlights

• 210+ CDN points of presence and 50+ cloud locations worldwide.
• 14,000+ peering partners and 200+ Tbps total network capacity.
• AI Inference and GPU Cloud offerings that run AI workloads on NVIDIA GPUs.
• 30 ms average worldwide response time reported on the homepage.

Services

• Edge Cloud
• CDN
• GPU Cloud
• DDoS Protection

Contact Information

Website: gcore.com

Phone: +352 208 80 507

12. Account‑IT

Account‑IT is a Luxembourg systems integrator that modernizes management and accounting IT for small and mid‑size organisations and fiduciaries. The company integrates ERP, digitisation and connected applications and configures solutions to comply with Luxembourg fiscal and reporting requirements.

Its delivery targets local implementation needs with configurable cloud hosting and project coordination tailored to Luxembourg businesses, making it a practical choice for system integration work that demands regulatory knowledge and adaptable deployments.

Key Highlights

• Founded in 2002 and focused on management information systems in Luxembourg.
• Recognised as a SAGE Certified Partner for Sage BOB and related Sage products.
• Member of the IBGraf group and holds an Odoo Silver Partner certification via the By‑Doo department in the IBGraf Group.
• Publishes secure cloud hosting and advertises Odoo implementation timelines of roughly 4–12 weeks.

Services

• Assistance
• Deployment
• Development
• Training

Contact Information

Website: account-it.lu

Phone: +352 27 18 12

Email: support@account-it.lu

Email: info@account-it.lu

Address: 6 Rue d'Arlon, L-8399 Windhof, Luxembourg

13. ITSS Luxembourg (ITSS Global)

ITSS Global is a system integrator that implements and migrates core banking platforms on the Temenos stack for retail and corporate banks. The company delivers Temenos-focused implementations, upgrades, and migration projects aimed at accelerating core banking transformation timelines.

ITSS maintains an office in Luxembourg and serves the region from its European operations. Its delivery approach pairs packaged model-bank offerings for financial inclusion with over two decades of Temenos delivery experience to speed go-lives.

Key Highlights

• Temenos managed Certified Partner with dedicated Temenos implementation expertise.
• 150+ TLC licenses held to support Temenos environments.
• Supports 300+ Temenos clients worldwide.
• Operates 23+ offices and locations across Europe, the Middle East, Africa, the Americas, and Asia.

Services

• Payments Modernization
• Fund Administration & Asset Management
• IT Security
• Testing & Cloud Service

Contact Information

Website: www.itssglobal.com

Address: 109, Chemin Du Pont Du Centenaire, CH-1228 Plan-Les-Ouates, Geneva, Switzerland

14. Midgard ITS

Midgard ITS is a Luxembourg-based data center infrastructure specialist that designs and implements server room and data center architecture with a focus on energy-efficient installations and operational continuity. The firm positions technical stability and reduced energy consumption as central goals in its infrastructure work.

The company guides clients from initial assessment through installation and long-term maintenance while emphasizing stable operations and minimized energy use. Midgard ITS’s delivery model centers on hands-on infrastructure design and site-level execution to maintain continuity of service.

Key Highlights

• Founder Flavien Evaristo brings more than 20 years of project experience managing data center infrastructure work.
• Produces 2D and animated 3D plans to visualize data center design and layout.
• Installs electrical infrastructure and both copper and fiber network cabling for server rooms and racks.
• States adherence to ITL and environmental procedures and leverages a partner network to support continuous service.

Services

• Audit & procedures
• 2D & animated 3D plans
• Electrical & network cabling
• Data center relocation planning

Contact Information

Website: www.midgard-its.eu

Phone: +352 621 901 425

Address: Midgard ITS, 12 Rue Schmitz — L-8190 Kopstal, Luxembourg

15. Apporix

Apporix builds bespoke AI-enabled digital products and integrates custom machine learning models into client workflows to automate tasks and improve decision-making. The company focuses on delivering end-to-end software solutions that combine model design, deployment, and operational monitoring with application development.

The team emphasizes disciplined project delivery and systems integration to connect new applications with existing enterprise technology stacks while maintaining secure data handling and performance oversight. Apporix’s approach aligns with system integrator needs by bridging AI model work and production-grade application engineering.

Key Highlights

• Trusted by over 100 companies, ministries, and organizations across industries and countries.
• In-house experts for GDPR and the EU AI Act provide compliance support for AI projects.
• Helps clients recover up to 70% of eligible project costs through Luxembourg government financial aid programs.
• Claims 99.9% uptime and offers EU-based hosting with end-to-end encryption.

Services

• AI Agents & Models
• Multi-Platform Apps
• Web Development
• Data & IT Consulting

Contact Information

Website: www.apporix.lu

Email: contact@apporix.lu

Address: 2 Rue Jean Engling, L-1466 Dommeldange, Luxembourg

Conclusion

Match each provider to your project needs by prioritizing scope, regulatory requirements, and delivery model. Assess whether your work requires on-site infrastructure, data‑centre design, or remote and cloud-focused integration, and factor in vendor specialisations: ERP and accounting modernisation; core banking and regulated-application management; forensic data recovery and continuity; edge, CDN and cloud platforms; bespoke AI and software integration; and ongoing managed operations.

SoftPro is the featured, author-selected partner for this list and is recommended for organisations seeking remote system integration and enterprise CMS consolidation. Use the selection criteria above together with budget, timeline, and governance requirements to narrow candidates and request references and compliance evidence before engagement.