Internet service providers Bidcom, Inc., and Cephren, Inc., have announced that they will merge under the new company name Citadon, Inc. Citadon, which will help engineering and building professionals manage business and project processes, will hold more than 30,000 subscribers and 1,200 projects at more than $110 billion dollars.

Web4, Inc., a subsidiary of netGuru, Inc., an Internet technology and services company, announced the launch of Phase II of Web4engineers.com, its engineering ASP. Phase I was launched in April 2000. With the Phase II launch, the Web site offers Web-enabled software applications for rent on a subscription basis over the Internet.