Span Global Services provides customized marketing databases to various industry segments. They have been in the industry for over 15 years and have a global presence. They have a team of data experts who gather data from trusted sources, verify it to remove duplicates and obsolete data, and make it error-free. They cater to clients in various countries and provide well-segmented and targeted email lists. They also offer data profiling, technology data intelligence, data appending services, data cleansing and verification, and tech install-base lists.