Glam's network brings together its own flagship site with websites related to women's lifestyle interests such as fashion, healthy living, beauty, food, music, movies and celebrities.
The collection of content providers is constantly increasing and now attracts a combined total of 42m unique users in the US alone, according to comScore.
UK-based sites in the Glam network include independent publishers, traditional media and bloggers. These include Shiny Media, the UK blog publisher, which owns , and .
Glam Media offers brands the chance to advertise to a specific category of sites within its network, such as style/fashion and beauty, living, entertainment, health and wellness, and family.
Nancy Cruickshank, chief executive of VideoJug and the former managing director of , will join Glam Media's board of advisors.
Cruickshank said: "Glam Media is incredibly exciting for UK consumers and brand advertisers alike.
"For women who love the latest fashion, beauty, lifestyle and entertainment information, Glam Media can fast-track them to publishers who are passionate about their areas of interest.
"For advertisers, Glam offers a viable means to target a broad range of unique and engaging genre-specific destinations and blogs via a single buying point.
"It is through this model that Glam Media has successfully captured a large percentage of the US and is set to replicate this success here in the UK."
Glam Media is backed by Hubert Burda Media, GLG Partners, Accel Partners, DAG Ventures, Draper Fisher Jurvetson, Walden Venture Capital and Information Capital.