Engineering; Computer programming; Computer software consultancy; Computer software design; Computer software rental; Creating and maintaining web sites for others; Hosting the web sites of others on a computer server for a global computer network; Information technology consulting services; Product quality testing; Providing search engines for the internet; Quality control of services; Technical research in the field of aeronautics; Web site design consultancy; Consulting services in the fie...

Advertising analysis; Advertising copywriting; Advertising planning; Advertising research; Advertising services; Advertising and marketing; Business data analysis; Connecting buyers and sellers of financial assets; Digital advertising services; Financial records management; Internet advertising services; Market analysis; Pay per click advertising; Providing advertising services; Services of advertising agencies