This post follows my previous post From general search engine to value-added vertical search services.

Below, I'm discussing some of the business models that are generally involved in Web 3.0 services

B2B Web 3.0 Services

People Search

Zoominfo www.zoominfo.com

Business Model : Subscription

Revenues : $10 M, 1 600 subscribers. Yearly Subscription from $ 5 000

"ZoomInfo is the best destination for information about people and companies. Our product is a summarization search engine that finds, understands, extracts and summarizes Information about people and companies on the Web."

Generate www.generateinc.com

Business Model : Subscription

"Generate's mission is to deliver the next generation business intelligence platform. We apply technology in new ways to solve the fundamental problem of putting essential information about companies, news, executives and relationships in a single view and making it easy to act on that information."

Engineering

GlobalSpec www.globalspec.com

Business Model : Subscription and Ad

Revenues : $11,4 M, 1 500 subscribers Yearly Subscription between $ 7 k and $60 k

“For industrial sector suppliers, GlobalSpec creates exceptionally strong value by offering a complete Internet marketing solution - a broad, cost-effective marketing channel for suppliers to reach potential customers in their target industries.”

B2C Web 3.0 Services

Travel

Farecast www.farecast.com

Business Model : Ad

“Farecast.com is the first airfare prediction website. We help online travel shoppers save money by answering the question; should you buy now or wait?”

Farechase www.farechase.com

Business Model : Ad

“Farechase, Inc. is the leading provider of real-time Web automation technology for the travel industry. Established in 1999, the management team consists of Lior Delgo, President; Ofer Shaked, CTO; Boaz Behar, VP, R&D, and Krista Pappas, Senior Vice President.”

Mobissimo www.mobissimo.com

Business Model : Ad

Revenues : $ 5M

“Mobissimo is the ultimate travel search engine with a simple mission: improve the way people seek and discover travel information. The Mobissimo search engine performs real-time queries of the multiple websites that travelers traditionally check manually”

Blogs

Technorati www.technorati.com

Business Model : Ad

“Technorati provides search and notification services for active content on the World Live WebTM. We monitor over 1.8 million sources (weblogs, RSS) with over 10,000 new sources added each day, all with a median index update time of under 9 minutes.”

PodCasts

Pluggd www.pluggd.com

Business Model : Ad

“Pluggd was founded in February 2006 with the goal of making it easier for people to discover, experience, and share online audio and video programming (often called 'podcasts.') Our website is an aggregation of both traditional media and independent online-only producers. We've built great tools to help you find what you want, based on topics of interest, popularity, and critical acclaim.”