Web Development Firms in Brussels

Innovative Solutions is a Custom Software Development company located in Brussels.

It has the advantage of offering a good quality-price ratio and a permanent accompaniment during the whole programming process of your project. The development starts immediately after signing the contract and respects the deadlines.

Innovative Solutions creates applications that reflect your corporate image and ensure a unique User Experience. It also accompanies you in the digital transition of your structure to help you better evolve in our increasingly digital environment.

Our expertise:

- Development of Mobile and Web Applications (IOS, Android, hybrid, ERP, CRM)

- Accompanying the company in a digital transition with the construction of a team

- Consulting and IT audit for an optimization of the Customer Experience, analysis of existing solutions, and integration of adapted solutions.

Our quotations are complete and include examples of mockups to give you a visual idea and a timetable for the project.

Do you have a digital project in mind? Don't hesitate to ask for a quote.

Ixor, gevestigd in Mechelen en actief sinds 2002, bouwt maatwerk in Cloud, Software en Agentic AI.

We werkten o.a. voor Doccle, Telenet, Acerta, De Lijn, Belfius, Securex en Clearfacts, en bouwden ook de Corona Alert App. Naast projecten ontwikkelen we eigen producten: Udini, smartphone-gebaseerde toegangscontrole, en Dokapi.io, API’s voor financiële documentverwerking met OCR en Peppol e-invoicing (gecertificeerd Access Point).

Zo maken we innovatie tastbaar, schaalbaar en impactvol.

An Antwerp based digital agency, driven by ideas, creating relevant and experience driven solutions.

We are convinced that only together can we achieve great results. Collaboration is the key element of our company. Here, you can exchange ideas with other team members who share the same passions. At iterates, you will find a group of people who will challenge and support you, as the main goal is to inspire each other every day!

We take care of everything: We know that your time and productivity are precious. That's why we offer a complete 360° IT service. From software development to functional testing to ensure smooth operation, including project management and application deployment, we take care of everything. Trust us to provide you with the best technical solutions that fit your needs and budget, so you can focus on what matters most to your business.

Honest and personalized solutions: Discover a human-sized agency that makes a difference. At iterates, our founders know how to initiate new projects to advance a business while respecting an established budget. We put our expertise and pursuit of excellence at the service of your success and that of your project. By using our services, you ensure that you receive honest, flexible, and tailor-made services that meet your needs.

We are a Belgian company founded in 2020 by Benoit and Rodolphe:

• Benoit, our CTO. He oversees every technical project. He applies his experience and knowledge of new technologies in everything he does!

• Rodolphe, he is the definition of a serial entrepreneur. Always developing new digital projects, he will help you choose the right solutions for your business.

Eachstapp was born as and remains a result of true passion for web and mobile applications and their utilities. We aspire to program innovative applications of all types and for all domains.  

We are a motivated startup team located in Brussels, Belgium. As agile builders of the new world, we are eager to drive the digital revolution forward. 

As we grow, we continue to educate ourselves to stay in touch with the newest technologies. Our expertise paired with our commitment to the success of our partner companies, agile working methods and collaborative processes lead to unique and high-quality products.

We are a strategic design and development studio, crafting exceptional brands and digital experiences for ambitious organizations. At the intersection of strategy, technology, and creativity, we help businesses stand out and achieve their full potential.

Our key areas of expertise

1. BRANDING

1.1 Brand Strategy

- Market & Brand Research - Positioning & Identity

1.2 Brand Design

- Visual Identity - Design & Print - Brand Templates

2. USER EXPERIENCE

2.1 UX Research

- Discovery - Definition - Validation

2.2 UX Design

- Information Architecture - User Interface Design - Prototyping

3. DEVELOPMENT

- Web Development - E-Commerce - Newsletters & Mailings

Let's make things happen together: hi@ruelle.studio

CUB3 supports companies that need a reliable partner to design, take over, or evolve a digital product. We work with a senior team capable of quickly understanding a context, setting a clear framework, and securing technical and product decisions.

We cover audit, architecture, web and mobile development, API integrations, cloud, DevOps, and maintenance. Our approach is pragmatic: prioritize what matters, make the project readable, limit risks, and build a healthy, maintainable, and sustainable solution.

Our added value is not limited to development. We help our clients regain visibility, control, and peace of mind on projects that are often critical to their business.

Gaspa Agency, your web agency of excellence in Brussels, Belgium.

Together, let's bring your projects to life.

Why choose Gaspa Agency?

Whether you are launching or looking to boost your online business, Gaspa Agency is here to support you every step of the way. We propel your ideas to transform them into digital successes.

Our Services:

• Website Creation

At Gaspa Agency, we don't just create websites, we build tailor-made digital experiences. Our team of experts works hand in hand with you to design sites that combine aesthetics, performance, and ease of use. Whether you need a showcase site, a blog platform, or a creative portfolio, we deliver a project that reflects you.

• Custom Solutions

Every business has specific needs. At Gaspa Agency, we design personalized solutions to meet your requirements precisely. Whether you need a CRM (Customer Relationship Management) to optimize your business interactions or an ERP (Enterprise Resource Planning) to centralize your business processes, we create custom tools. Our goal: to improve your company's efficiency through powerful software solutions fully adapted to your environment.

• Webdesign (UI / UX Design)

Design is the soul of your site. Our talented designers create captivating, ergonomic visual interfaces adapted to all screens. With a design that reflects your brand, we ensure a fluid and memorable user experience.

• E-commerce Solutions

Online commerce is essential. We help you deploy a high-performing online store, ready to convert your visitors into customers. From product catalogs to secure payment systems, we implement a complete e-commerce solution tailored to your specific needs.

• Digital Marketing

In a constantly evolving digital universe, it is essential to stand out. Thanks to our targeted digital marketing strategies, we boost your visibility and effectively connect you with your audience. From SEO to advertising campaigns, we implement concrete actions to generate results.

• Web3 and Blockchain

Gaspa Agency is at the forefront of new technologies. We support you in integrating innovative solutions, whether it's smart contracts, decentralized applications, or blockchain. Prepare your business for the future of the web.

We design, build, and support digital solutions that grow with your business. From clear design to powerful development and reliable hosting—we’re your partner in innovation

Who's Nightborn?

Nightborn help ambitious European companies scale to market leadership through strategic technical partnership.

We're not another development agency. We're the technical partner that transforms ambitious founders and established businesses into category leaders.

Over the past 6 years, we've been the strategic technical force behind 70+ startups and scale-ups across Europe - helping them raise over €30M in funding, scale to hundreds of thousands of users, and establish market leadership in their industries.

Our clients don't hire us for code. They partner with us for strategic technical leadership that accelerates growth, prepares for Series A/B fundraising, and transforms digital capabilities into competitive advantages.

Our expertise

Our few years of experience, allowed us to collaborate with different types of clients and therefore different types of applications.

📩 Looking to create an application intended to be the next big thing on the B2C market? We're the team you need!

📩 Looking for an internal application intended for your employees in order to improve their workflow? We nailed that!

📩 Looking for an MVP and prototype to find investors and collect user's feedback? Yup, we did that as well!

What makes us different

✨ Strategic partnership, not transactional projects

✨ CTO-level technical leadership without equity dilution

✨ Proven at scale: 700K+ users, millions in transactions processed

✨ 95% client satisfaction

Our services

✔️ Strategy: UX Audit, Technical Consulting, Workshops Benchmarking, User Testing, Research

✔️ Design: User Experience Design, Wireframes, User Interface Design, Prototyping, Micro Interactions, Animations

✔️ Development: CI / CD, Database, Back-End, Front-end, Interaction, Automated Testing

DJM lab is a technology hub that works with visionary entrepreneurs, start-ups and ambitious companies.

With over 25 years of expertise in software development and digital innovation, we create tailor-made solutions that meet the specific needs of the sectors we serve.

From initial concept to large-scale implementation, our objective is clear: to offer cutting-edge technical expertise to give life to promising projects in a constantly changing digital environment.

Cartel Agency unites multidisciplinary talents for ambitious brands and hungry eyes. We’re an agency by humans, for humans.

At Cartel Agency, we:

• build brands that cut through the noise

• earn attention through powerful storytelling

• influence behavior by sparking awareness

• prove that marketing works

• drive digital excellence across strategy, tech and performance

Our work is creative, sector-agnostic, results-obsessed and always ready for what’s next. We’re not here to make noise. We’re here to accelerate your business.

D’M&S is one of the largest Belgian independent communication groups with offices in Antwerp, Bruges and Brussels. In +40 years we grew from a marketing focused organisation into a diversified and integrated brand communication company. Both national and international clients rely on our vast expertise to create activating business-to-business and business-to-consumer campaigns. In line with today’s developments in our market, D’M&S is structured in a way that we can cover every aspect of the communication field:

• Insights
• Vision
• Creative
• Digital
• Live

Within D’M&S, our +80 multi-talented people share their expertise, skills, and ideas whenever needed. We apply it on everything we do, thus building powerful, versatile and sales driven communication strategies that fit the client’s goals.

Let’s Create Impact Together

Looking for a partner that thinks ahead, works fast, and delivers integrated communication that truly moves the needle? Let’s connect and build something extraordinary together.

Outsight Studio is a strategy-driven digital design & development partner for bold startups and scale-ups. From UX research to production-ready code, we craft high-impact products that feel as good as they work.

Based at BeCentral in Brussels and working globally, we’re a close-knit team of UX strategists, UI designers, design system experts, engineers and full-stack developers. What unites us? A deep belief that great digital products is more than beautiful: it’s felt.

It solves problems with clarity, humanity, and trust.

Whether you’re building a product from scratch, scaling your platform, or making complexity feel simple – we translate your vision into experiences users actually care about.

Besides SaaS, IaaS, ... Now also #MaaS: Marketing-as-a-Service. That's what we do! ⚡🤘

Marketing Fizz advises and supports B2B companies in smartly deploying marketing for their business objectives. We work in various sectors and know the IT and software world particularly well, but our approach remains the same: translating marketing into clear choices, achievable actions, and measurable growth. As a full-service marketing agency, we offer end-to-end solutions so you can focus on your core business.

We want to lighten the workload of B2B teams. That's why we gladly take over your marketing. Not a checklist or presentation, but an integrated roadmap that we also effectively execute, at the pace and within the budget of your organization.

We expand your in-house marketing and strengthen your position in the market. More visibility, more qualified leads, stronger communication with customers and partners. You determine the goal, we build the plan and execute it.

Want to test us out?

Marketing Fizz offers a free Marketing Maturity Scan. We examine your online presence and marketing approach and provide you with an overview of what works and what can be improved to achieve your goals.

Some relevant questions:

💰 What does this cost? A cup of coffee and an introductory meeting.

💬 What do we look at? Website, social media, SEO, SEA, and more.

🤔 Is there a catch? No. The scan is completely free. Above all, we hope for a good conversation where we can demonstrate our added value.

Leave your details via https://marketingfizz.be/marketing-maturity-scan/ and we will contact you shortly!

Born Digital creates beautiful brands and outstanding digital products like websites, mobile apps and complex tools and platforms. We help organizations unlock their full potential with bold identities and state-of the art digital products and we thrive when we're faced with complex and creative challenges.

Direct interaction

We believe in self-steering teams and direct interaction between our team and our customers and we don’t believe in overhead profiles. Information needs to flow directly between you and the people who design and build your project.

Problem first, solution second

By which we mean we always start with focussing on the needs of both our clients and their customers. We analyse and design the best possible experience first, then pick the best technology stack to turn this design into a performant, flexible and immersive digital experience.

Proven methods

We never pitch a solution, always an approach. We can take all the insights and experience from previous projects, but that also taught us that every client and every project is different and there’s often something seemingly small that might have a huge impact on the result. We alway rely on a proven methodology that got every single one of our clients to a great result within budget and time.

⭐⭐⭐⭐⭐ IT Leader Awards winner specializing in bespoke software development, Business Process Automation with AI, and digital innovation.

For almost 14 years, Leaware has been at the forefront of software development, supporting startups, SMBs, and enterprises with scalable, secure, and future-ready solutions. Our strength lies in adaptability, proven expertise, and a relentless commitment to excellence.

Why choose Leaware?

🟢 Startup Advocates – deep understanding of startup dynamics, from MVP to market entry.

🟢 Proven Track Record – trusted by Microsoft, AXA, SAP, and 100+ companies across 20 industries.

🟢 Excellence & Security – adherence to top quality and data protection standards.

🟢 Versatility – from fintech platforms to user-centric apps, always leveraging the latest tech.

🟢 Global Insight, Local Sensibility – international reach with regional expertise.

Core Services

⚫️ Mobile App Development 📱 – intuitive, scalable apps for iOS & Android.

⚫️ Web App Development 🌐 – engaging and high-performance digital platforms.

⚫️ Business Process Automation with AI 🤖 – transforming workflows by eliminating repetitive tasks, boosting efficiency, and enabling data-driven decision-making.

⚫️ Team Extension 👩‍💻👨‍💻 – flexible outsourcing to strengthen delivery and meet deadlines.

What makes us stand out?

🔵 14 years of experience – balancing legacy know-how with cutting-edge innovation.

🔵 Diverse portfolio – from global enterprises to ambitious startups.

🔵 Startup support DNA – agile methods tailored to growth challenges.

🔵 Holistic offer – blending app development, BPA with AI, and outsourcing into one integrated value proposition.

Leaware doesn’t just deliver code. We design, automate, and scale digital solutions that drive measurable business impact.

Underside has been a digital agency active for over 25 years in the digital transformation of companies.

We support companies in their projects from the creation of the idea, then through the phases of development, deployment, and maintenance of solutions.

We develop mobile applications, websites, e-commerces, management software, and are particularly fond of augmented and virtual reality, chatbots, and artificial intelligence in general.

Support for digital transformation (Design Thinking) • Application development • Graphic creations • Maintenance of Apple IT parks • Cybersecurity.

Sigli is a forward-thinking software development company specializing in digital product development and digital transformation.

Our mission, ‘Data Science with Purpose, Innovation with Impact’, drives us to transform innovative ideas into practical solutions. Our services encompass the entire development lifecycle, from initial concept to implementation, ensuring every product we build is high-quality, scalable, and future-proof.

Sigli assists businesses in navigating the complexities of digital transformation, modernizing their operations, enhancing customer experiences, and maintaining a competitive edge in the ever-evolving digital landscape. Our team's deep expertise, combined with a commitment to leveraging the latest technologies and best practices, ensures we deliver impactful results for our clients.

Our dedication to excellence is further demonstrated by our ISO/IEC 27001 certification, the leading standard for Information Security Management Systems (ISMS). This certification underscores our commitment to maintaining the highest standards of information security, making us a trusted partner for businesses looking to thrive in the digital age.

Solentia is a web agency based in Brussels, specializing in the creation and redesign of websites, e-commerce development, SEO, and web hosting. We support companies in their digital transformation with tailor-made, high-performing, and scalable solutions.