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Since 1999, UST has collaborated with the world's leading companies, creating a powerful impact through transformation. Our digital solutions, proprietary platforms, engineering expertise, R&D, and innovation ecosystem transform key challenges into impactful, disruptive solutions. With deep industry knowledge and a future-ready approach, we bring expertise, innovation, and agility to our clients’ organizations—delivering measurable value and driving positive, lasting change for them, their customers, and communities worldwide. In 2022, UST expanded its presence in Eastern Europe by acquiring the Ukrainian outsourcing company ITernal Group, marking its first office in Ukraine. This acquisition strengthened UST’s position in the Ukrainian market and contributed to the development of the local IT ecosystem. (inventure. com. ua).  In 2024, UST further expanded its SAP partnership into the Ukrainian market in the Sell and Service areas, achieving Silver partnership status.  Together, with 30,000+ employees across 30+ countries, we build for boundless impact—touching billions of lives in the process. For more insights, watch this discussion.  

Reenbit is a сlient-focused software development company based in Eastern Europe. We stand out from the crowd because we're a solution partner ready to take customer challenges head on. We propose profound technical expertise and can work within any models that fit our client's needs, offering a dedicated team approach or staff augmentation. Our core specialities are software development and cloud consulting. Additionally, we offer mobile development, quality assurance, business analysis and business intelligence services. Cloud engineering services:Cloud consultingCloud developmentData engineeringSecurityDevOps maintenance and supportSoftware development services: Web developmentBack-end developmentFront-end developmentSaaS developmentDatabase consultingPOC, MVP, Prototype improvementWe are experts in the following technologies and tools:. NET: . NET Framework, . NET CORE, . NET 5/6, ASP. NET/CORE/MVC/Web Forms, Razor, Blazor, Entity Framework/Core, Web API, Roslyn. Azure: App Services, Function Apps, Logic Apps, Virtual Networks, Application gateways, Storage Accounts, Notification Hub, SignalR, Azure SQL, SQL Elastic pools, Data Factory, Event Hub, API Management, Service Bus, Azure Active Directory, Key Vault, Application Insights, Azure Cosmos DB, ARM Templates. Database: MS SQL, MySQL, PostgreSQL, Maria DB, Mongo DB, Cosmos DB, Azure Table Storage,  Redis DB, Azure Data Factory. Data Engineering: Power BI, Azure Data Factory, Azure Data Lake. CI/CD: Azure DevOps, Docker, Kubernetes, Github Actions, Jenkins. Cross-platform mobile development: React Native, Ionic. WEB: Angular, React, Node. js. Reenbit. Superior technical solution delivery to businesses on the verge of transformation.

Levi9 IT Services is a new generation IT service company with headquarters in Amsterdam and six delivery centers in Eastern Europe. Founded in 2001 and named after Comet Levy9. The explosion from its collision with Jupiter in 1994 changed the sky forever. Levi9 also aims to make a difference in the history of the IT industry by changing the approach to outsourcing. The company creates innovative solutions for more than 50 clients and specializes in developments for B2B and B2C businesses in the fields of finance, automotive, e-commerce, etc. The company has been operating in Ukraine since 2008 and has a team of almost 300 IT specialists involved in projects remotely or working in modern offices in Kyiv and Lviv. Levi9 specialists regularly support the defenders of Ukraine in frames of military tax project & with different donation projects, the company doubles the tax & levi niners decide where to direct the funds. This way, over 26 million UAH were accumulated in 2 years.

The InterLink company started its history in 1998 with several enthusiastic people. Their cooperation established InterLink company in 2000. We have experience building own products and working with our customers throughout the world on their ideas making them happen. We were one of the first companies that joined the Agile manifesto and actively use agile processes like Scrum and Kanban.  Among our customers are entrepreneurs with ambition startup ideas and well-known corporations (Nokia, Siemens, Xerox, BMW, Dell).  We know how to build fast for startups and how to build robust and long-living applications for enterprises.

SuoQ. App is a leading provider of smart AI-powered queue management and customer experience solutions, trusted by businesses and government agencies worldwide. Our expertise lies in creating scalable, cloud-based, and on-premise systems that streamline service delivery, reduce wait times, and enhance client satisfaction. With years of experience in queue automation, appointment scheduling, feedback collection, and digital signage, we have successfully implemented solutions for banks, healthcare providers, public service offices, retail chains, and educational institutions. Each project is tailored to our client’s unique needs, ensuring maximum efficiency and ROI. We believe that time is the most valuable resource for both customers and service providers. That’s why SuoQ focuses on seamless integration, user-friendly interfaces, and real-time analytics — giving you full control over service flow and performance. Partner with SuoQ to transform the way you serve your clients and make every interaction faster, smarter, and more enjoyable.

Vector Software is an experienced IT outsourcing company offering premium custom offshore development services. Established in 2014 the company has quickly grown into a prosperous software development company. We provide our customers with the best solutions in the field of customized software development. Having experienced and skilled outsourcing software developers with extensive technology expertise allows us to deliver software solutions of different complexities on time.

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.

UKEESS Software House is a custom software development and consulting company. Our services are not limited to outsourcing for software vendors and custom application development for ultimate customers. We also provide augmentation services for your existing teams, creating small development excellence teams for your enterprise, BP modeling and analysis, quality and comprehensive testing for existing software solutions, full-time software support for developed solutions, IT consulting, and remote administration.

We tech your business with the perfect solutions. Perfsol is a software development company that designs, builds, and delivers products of world-class standard for Fortune 500 companies and promising startups. We provide software development teams of the best engineers worldwide. Key clients: Urban Dictionary, Facebook, Allego, MXNEY With over a decade of experience in technology, design, and product development, we’re experts at delivering digital solutions that have a real, demonstrable business impact for our partners. Core Services: Web Development UX/UI Design Mobile App Development Product Management DevOps When do clients need us? Extend in-house team Build MVP from scratch Launching products Redesign the design of the existing app Why us? 📌 We don't mimic technical expertise. 📌 We make IT understandable for non-IT professionals. 📌 We play transparently and for the long term. 📌 We integrate into processes, explore, and improve systems. 📌 We analyze, advise, optimize, and implement solutions for business automation. 📌 We analyze, advise, and implement solutions for business automation.

We develop modern web applications and software tools for international companies and startups, and we assist with migrating applications to a world-class level

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

N-iX is a global software solutions and engineering services company that helps the world’s leading organizations turn challenges into lasting business value, operational efficiency, and revenue growth using advanced technology. With over 2,200 professionals across Europe, the Americas, and APAC, N-iX delivers expert solutions in cloud, data analytics, embedded software, IoT, AI, machine learning, and other technology domains. Being in business for over two decades, N-iX has worked with dozens of industry-leading enterprises and Fortune 500 companies to create value across a wide variety of sectors, including finance, manufacturing, supply chain, retail, and more. Our unique combination of business domain expertise and technical know-how enables us to effectively collaborate with ISVs, tech companies, and enterprises of all sizes. Thanks to the strong tech ecosystem and partnerships with AWS, GCP, Microsoft, SAP, OpenText, Snowflake, and others, we bring extra speed, scale and efficiency to more than 160 organizations across the globe. N-iX is recognized by numerous industry awards, such as CRN Solution Provider 500, ISG Provider Lens™, Modern Application Development services providers by Forrester, Everest Group’s Data & AI services PEAK Matrix, Global Outsourcing 100 by IAOP, etc.