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Leobit is a full-cycle . NET, AI, and web application development provider for technology companies and startups primarily located in the US, EU, and the UK. We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland), London (UK) and the development center in Lviv (Ukraine) with 170+ talented software engineers, architects, QA experts, and UI/UX designers. Our Achievements:Microsoft Solutions Partner - Digital & App InnovationISO 9001:2015 and ISO 27001:2022 CertifiedISTQB Gold PartnerTop . NET Developers in 2025 by ClutchCustomer Service Department of the Year in 2025 by Stevie® AwardsLeobit has successfully delivered over 150 well-designed and well-factored web & mobile applications to technology companies ranging from Fortune 500 firms to Silicon Valley startups. Our Services:. NET software developmentAI/LLM software developmentCustom software developmentDedicated development teamWeb app developmentMobile app developmentCloud developmentSoftware architecture designUI/UX designBusiness analysisQuality assuranceApp support & maintenanceTechnology consultingOur Key Technologies:Microsoft Stack: . NET, ASP. NET, C#, Azure, WCF, Entity Framework, MaUI, BlazorWeb/Frontend: React, Angular, Vue, jQuery, TypeScriptBackend: . NET Core/C#, Ruby, Node, PHP, PythonMobile Technology Stack: iOS, Android, Flutter, Swift, KotlinAI integration

You’ve got the strategy. We turn it into working solutions. For 20+ years, Sigma Software has worked with Fortune 500 companies, global vendors and technology start-ups. Our mission is to help innovation leaders move critical initiatives forward by aligning teams, systems, and priorities. With 1,800 engineers in AI, data, cloud, embedded, and cybersecurity, we deliver solutions that scale and last, with ISO-certified quality, security, and compliance embedded from day one. Strategic Initiatives we support:AI Adoption – use AI where it brings tangible value, starting from first pilots and scaling to wider use. Digital Product Innovation – create new software or add digital layers to existing products and services, built with security and compliance in mind. Experience Design – shape journeys across apps and portals so users reach the right outcomes with less friction. Regulatory Compliance – navigating the regulatory landscape complexity and translating standards into working processes for audit-ready operations. Operational Efficiency – replace slow or manual work with modern, automated solutions that cut cost and effort. Managed Services – ensure stability, security, and uptime without draining internal teams. Our work goes beyond solution delivery. Sigma Software Labs works with startups to shape and test new ideas. Sigma Software University not only grows future engineers but also helps our clients build internal capabilities through tailored literacy programs and training. Our R&D teams experiment with emerging technologies early, so when they become relevant, our clients can adopt them faster and with less risk. Together, this cycle of delivery, learning, and exploration makes us better partners and strengthens the outcomes we deliver.

ZONE3000 is a 2400+ experts strong technology innovator ranked within TOP-10 Ukrainian IT companies by DOU. We focus on Data Governance, Generative AI and Machine Learning solutions. Vertical focus is on Technology, Construction, E-commerce & Retail, Real Estate & PropTech. The company started its operations in 1998, is privately held and grows organically. Average customer engagement exceeds 10 years, and we are proud of unparalleled staff retention rates. ZONE3000 is actively hiring both within and outside of Ukraine. US, European and MENA markets is our main focus.

LITIKO GlobalSet up processes for successWe provide outsourcing services for M-Files, C# products, integration of business appsImplementationIT ConsultingAutomation of business managementTraining and technical support

At GeeksCode, we're not just coders; we're architects of digital solutions. We're a team of passionate developers, engineers, and designers with a proven track record of transforming complex ideas into elegant and efficient software. Our ExpertiseWe specialize in crafting cutting-edge mobile apps, responsive web platforms, and robust server-side systems, empowered by the latest advancements in AI and machine learning. Whether you need a user-friendly mobile app to engage your customers, a dynamic website to showcase your brand, or a powerful backend to handle complex data processing, we have the expertise to bring your vision to life. Relevant ExperienceOur portfolio speaks for itself. We've successfully delivered projects for clients across various industries, including media, education, healthcare, construction and utility apps. From planing to release, we've consistently exceeded expectations and helped our clients achieve their business goals. Client EngagementWe believe in building strong, collaborative relationships with our clients. We take the time to understand your unique needs, challenges, and aspirations. Our approach is personalized, transparent, and results-driven. We're not just building software; we're building partnerships.

Impressit combines deep AI engineering expertise with a rapid deployment model to help mid-market and enterprise companies move from AI experimentation to production-ready systems.  Rather than offering staff augmentation or generic consulting, Impressit provide integrated teams that take ownership of delivery while working within your existing processes and infrastructure.  Our approach centers on building secure, scalable AI platforms — from RAG systems and voice interfaces to custom copilots — that remain under your control, avoiding the limitations and risks of public LLM dependencies.

DevIT Group is a Ukrainian company with over 11 years of expertise in the web industry, specializing in e-commerce solutions. E-commerce is our core focus, and we pride ourselves on knowing the industry inside out. Whether it’s custom app development, advanced integrations, or creating seamless online experiences, we have the skills and experience to bring your vision to life. 🏆 Shopify Partner since 2015💻 150+ passionate experts 💪 🔧  9 own Shopify Apps🌎 Over 550 successful projects for clients worldwide. With a global client base and a proven track record, we’re ready to take on your project and help your business thrive. 💬 Curious or have a project in mind? Drop a message.

TRANSFORM YOUR PRODUCT’S TECH FOUNDATION. PERFORMANCE. SCALABILITY. USABILITY.

Crafting Excellence & Delivering Web/Mobile Apps. Count on LaSoft, your reliable partner in software development. Since 2014, we've been crafting and delivering cutting-edge web and mobile applications for startups, SMBs, and enterprises across the globe. From the bustling tech hubs of the USA, Canada, Netherlands, Israel, Germany, Switzerland, and the UK to dynamic markets like Saudi Arabia and Nigeria, our reach knows no bounds. At LaSoft, we specialize in a diverse range of services tailored to elevate your business: Software Development: Tailored solutions just for you. UI/UX: Designing captivating interfaces that resonate with your audience. MVP Development: Transforming ideas into market-ready products quickly. IT Consulting: Offering strategic guidance to optimize your technological initiatives. Web and Mobile Development: Building intuitive and scalable platforms for seamless user experiences. Product Design: Shaping innovative concepts into compelling digital products. Dedicated Team: Providing expert teams dedicated to your project's success. Quality Assurance: Ensuring the highest standards of performance and reliability in every project we undertake. Our dedicated team has successfully supported hundreds of web projects to ensure their continued success. The products we craft are trusted by top Silicon Valley companies. Why LaSoft? Established Expertise: Over ten years, we've mastered the IT market, refining our approach to consistently deliver exceptional results. Extensive Portfolio: We've proudly crafted 100+ successful products, each a testament to our commitment to excellence and innovation. Diverse Industry Expertise: With experience across 19 industries, we understand the nuances of each sector and its distinct challenges. Multifaceted Team: With a roster of over 120 professionals, including experts from diverse backgrounds and specialties, we bring a wealth of skills and perspectives to every project. Choose LaSoft: Your success partner. Build greatness with us.

We help growing companies fit Salesforce to their digital strategies and thus make it a market advantage. We love non-trivial and complex requests in product development, technology strategy, legacy migration, and customization. Our superpowers in Salesforce are:- Consultancy on Salesforce use cases, capabilities and potential;- Smoothing out your Salesforce for an awesome user experience for Clients' teams;- Making a Client's Salesforce development roadmap live or creating one;- Salesforce customization of nearly any type;- Salesforce support and its continuous development. Our company is driven by the values of 3T: Trust, Transparency and Teamwork. This means we value open and honest relationships, which allows us to build fruitful cooperation and true partnership.

Intellectsoft is a digital transformation consultancy that provides cutting-edge engineering solutions for global organizations with the mission to help enterprises accelerate the adoption of new technologies, untangle complex issues that always emerge during digital evolution, and orchestrate ongoing innovation. Intellectsoft has been named as Top Custom Software Development Company in 2024 by FirmsTalk, Top App Development Company in 2024 by Business of Apps and received over 16 awards in 2024 alone. The Company’s services portfolio offers strategic IT consulting, CX design, development, and full lifecycle management of custom software products and applications, and system integration. Whether it is a consumer-oriented app or a transformative enterprise-class solution, the company leads the process from ideation and concept to delivery and provides ongoing support through its IS360 framework.

For over 10 years, we’ve helped startups and enterprises worldwide digitalize their processes, launch successful products, and scale with confidence. We build with the latest technologies—React, React Native, GraphQL, TypeScript, and Node. js— to deliver applications that are stable, scalable, and future-ready.  Industries & business domains we serveManufacturing, Facility management, Logistics & supply chain management, Fintech, Human capital, B2B solutions, Healthcare, ESG & sustainability, E-commerce, Productivity & task management.  Trusted by global brandsHive – Project management tool used by thousands of teamsA. Anthony Corp – Enterprise facility management platformSYNTHO – Music platform that reached $700K in revenue in 2024Multi App – Fintech app with 100K+ downloadsPiraeus Bank Ukraine What we do best🚀 Dedicated teams & engineers – Experts who integrate seamlessly with your workflow🛠️ Full-cycle product development – From strategy and design to launch and support⚡ MVP development – Rapid, market-ready solutions to test and scale your idea✅ Quality assurance & testing – Reliable, bug-free performance every time🎨 UX/UI design – Intuitive interfaces that delight usersOur mission is simple: deliver products that our clients are proud of — and that their customers love.