Addendum

IT Services and IT ConsultingCalifornia, United States51-200 Employees

Addendum is a medium-sized IT services and consulting firm headquartered in Marina Del Rey, California, with an international footprint. The company provides software development, IT outsourcing, and consulting services aimed at helping clients deliver technology-enabled solutions. Its service areas include enterprise software development, IT resource outsourcing and team augmentation, data management and business intelligence, IT consulting, and software quality assurance. The organization brings together product and project managers, business analysts, software architects and engineers, database and data-warehouse specialists, QA engineers, and DevOps professionals. It serves clients across fintech, banking, telecom, and government sectors, working with them to define product strategy, establish shared goals, and select appropriate approaches and technologies to achieve outcomes quickly, focusing on measurable impact.

Among its clients are Western Union, Lietuvos bankas, SEB, Danske Bank, Luminor group, and Telia Company, illustrating engagement with financial services and telecoms. The firm emphasizes delivering digital product development focused on outcomes and shorter timeframes.

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