GMO TECH, Inc. provides internet advertisement services in Japan and internationally. The company offers search engine optimization (SEO) services to optimize client's website; DeepCrawl, a technical SEO tool; job advertisement services; and internet advertisement services comprising listing, display, demand-side platform, and social media advertisement services, as well as map engine optimization consulting services. It also offers affiliate advertisement services, including GMO SmaAFFi, a service that assists advertisers and media owners to enhance their sales through affiliate marketing; GMO SmaAD, an ASP for pay-per-performance advertising services; and GMO SmaAD DSP, a pay-per-performance demand-side platform. The company was formerly known as GMO SEO Technology, Inc. and changed its name to GMO TECH, Inc. in December 2011. The company was incorporated in 2006 and is headquartered in Tokyo, Japan. GMO TECH, Inc. is a subsidiary of GMO Internet, Inc.