Leading advertisers choose us
We manage more keywords, execute more daily bid changes, and handle more search spend than any other search engine marketing firm in the world. We do this for the largest and most sophisticated advertisers on the Web. Why? It's simple: the results.
Learn more about how we can help you achieve breakaway results.
Recent Blog Postings 
- June 19, 2008
Treemaps: SEM Campaign Visualization Tool - June 17, 2008
Average CPC Trend by Category
Latest Press
- February 5, 2008
Efficient Frontier Appoints Ellen Siminoff Chairman of the Board - January 29, 2008
Efficient Frontier Releases Q4 Search Engine Performance Report
Media Mentions
- February 27, 2008
CNET News: Lending companies reduce online advertising - January 29, 2008
BusinessWeek: Yahoo's Yodel Turns into a Whimper
Research
- January 2008
Search Engine Performance Report: Q4 2007
White Papers
- November 2007
The Algorithmic Solution for Search Marketing Optimisation
Case Studies
- Replacements
Replacements Ltd. Increases Year-Over-Year Paid Search-Driven Sales by More Than 30% in Six Months by Working with Efficient Frontier - Match.com
Match.com Experiences Immediate Increase in Return - Subscriptions Soar 20% by Optimizing Paid Search Campaigns with Efficient Frontier
Client Stories
- Bankrate.com
Rafael Zorrilla
Director, Interactive Marketing - Replacements Ltd.
Jack Whitley
Senior Vice President
E-Commerce - Ask.com
Natalie Cann
Marketing Manager IAC Search & Media
