Integral Ad Science Holding Corp. (IAS) functions as a premier provider of digital advertising verification services. With a significant global footprint, IAS provides its services across numerous international markets, including the United States, United Kingdom, Germany, Italy, Spain, Sweden, Singapore, Australia, France, Japan, Canada, India, and Brazil. At its core is IAS Signal, a proprietary cloud-based technology platform that delivers actionable insights and unbiased measurement and verification for digital advertisements. These services span various digital environments, encompassing desktop, mobile, connected TV (CTV), social media, display, and video formats. Its comprehensive suite of digital media quality solutions addresses critical aspects like detecting and preventing ad fraud, ensuring viewability, safeguarding brand safety and suitability, enabling precise contextual targeting, optimizing inventory yield management, and providing robust reporting. A cornerstone offering is "Quality Impressions," a unique metric designed to confirm that a digital advertisement was served to a genuine human (not a bot), was truly viewable on-screen, appeared within a brand-safe and suitable context, and reached the intended geographic audience. Furthermore, the Context Control solution empowers clients with advanced contextual targeting and brand suitability capabilities. IAS offers both pre-bid programmatic and post-bid verification tools for advertisers, complemented by optimization and verification services tailored for publishers. The company serves a diverse clientele, including advertisers and agencies, publishers, advertising/audience networks, and supply-side platforms. Established in 2009, IAS maintains its corporate headquarters in New York City.