commercial service providernoun.
A company that offers a complete range of services for setting up a business for online commerce (cf. Internet service provider).
Example Citation:
"An array of companiesConcentric, EarthLink, MindSpring, PSINetnow offer all the services small and medium-sized businesses could want when they take their commerce online.
Services like domain name registration, hosting, site design, and applications management make these outfits, in effect, commercial service providers, or CSPs."
Matthai Chakko Kuruvila, "ISPs? So 10 Minutes Ago," Wired