Addendum, Vilnius | Sortlist
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Vilnius, Lithuania
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SHORT ABOUT COMPANY ADDENDUM is a software development and IT outsourcing company with more than 20 years of hands-on experience by serving Financial services, Telecom, and smart Government industries in the US and Europe. The company specializes in business process analysis & optimization, system integration, maintenance, optimization, custom development, mobile app development and maintenance. Business geography We have been consistently expanding our business geography to Europe, mainly to Baltic Countries: Lithuania, Latvia, and Estonia. Lithuania boasts of skilled talent, innovative infrastructure, progressive regulation, local support, and strong international connections. All these features in one location lead us to situate our main IT service center in Vilnius to perfectly serve our customer in Banking, Fintech, and Telecom industries. Now we have more than 150 employees and offices in Los Angeles, Vilnius, Riga , and Tallinn . Business philosophy and relative references  Our philosophy is to develop long-term relationships with Customers, Partners, Employees, and Suppliers. The long-term partnership ensures three main things: exceptional industry knowledge , superior team performance (the team members act as a fully integrated, fully agile team of subject-matter experts) and proofed track record .  Companies like Western Union, Lietuvos bankas, SEB, Danske Bank, Luminor group , and Telia Company trust us to deploy enterprise technology stack to deliver new levels of performance, competitiveness, and customer experiences.
150 people in their team
Speaks English, Estonian, Latvian, Lithuanian, Russian
Works remotely across the globe
Sortlist member since 2021
Founded in 2009
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    Skills in Data Consulting (9)
    big data consultingweb analytics big databig data analytics consultinganalytics consultingDigital TransformationData AnalyticsBig Datadata analysisdata analysis consulting

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    Skills in Web analytics/Big data (7)
    Data Analyticsdata analysisdata analysis consultingbig data analytics consultinganalytics consultingBig DataBig Data Analytics

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    Skills in Mobile App (6)
    Mobile Designmobile interfaceMobile Application DevelopmentMobile appMobile App DevelopmentHybrid Mobile App

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    Skills in Innovation (5)
    international innovationConsultingdigital innovationglobal innovationinnovation consulting

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    Skills in Digital Strategy (3)
    Data AnalyticsDigital TransformationDigital Innovation

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Contact details of Addendum


  • HeadquarterQuadrum North, Konstitucijos prospektas, Vilnius, Lithuania

  • 13163 Fountain Park Dr, Los Angeles, CA 90094, USA

  • Hobujaama 4, 10111 Tallinn, Estonia

  • Gustava Zemgala Gatve 78, Vidzemes priekšpilsēta, Rīga, LV-1035, Latvia