Back to Mobile View
Subscribe to the CrunchBase Daily for the latest on Fundings, Acquisitions, and Startup Events


Imperial Colleges, MS with Honors
Civil Engineering

Former Companies

COO & Co-Founder

Web Presences


Photo Credit

Sebastien de Halleux / Facebook

Sebastien de Halleux

Sebastien de Halleux (pronounced duh alloew) is chief operating officer and co-founder of Playfish, one of the largest and fastest growing social games companies. Sebastien leads operations in Playfish’s San Francisco office where he drives distribution, monetization and business development, as well as partnerships with Facebook, Google, Apple and MySpace.

Prior to Playfish, Sebastien was part of the team that incubated Nokia Ad Service, a business unit aimed at monetizing mobile traffic across Nokia’s 850 million mobile devices worldwide.

Sebastien also was an early team member of Macrospace Ltd., a company which merged with Sorrent Inc. to become Glu Mobile (NASDAQ: GLUU), where he was instrumental in building the sales and marketing functions of the organization. He later expanded Glu’s distribution footprint in Europe, forged key partnerships with network operators Vodafone, T-Mobile and Orange, and reorganized the company’s financial planning and sales operations in preparation for its IPO on NASDAQ.

Sebastien holds a Master’s in Civil Engineering with honors from Imperial College London. He has resided in Brussels, Bangkok and London, and presently lives in San Francisco.

Recent Milestones


Company Date Round Size Participants
Sparkcentral 10/2013Series A$4.5M6
Sparkcentral 1/2012Seed$1.13M5
Ostrovok 5/2011Series A$13.6M15



  1. Sparkcentral Picks Up $4.5 Million To Build Its Vision Of Social Customer Service ( [edit]
  2. De Standaard ( [edit]
  3. Ostrovok Raises $13.6M in Series A Funding ( [edit]
Edit This Page
Last Edited 10/7/13

Revision History RSS Picture


Share this page on Twitter or Facebook:
Or copy this code to embed a widget: customize ยป

TechCrunch Posts TechCrunch Logo Small Picture

External Links

CrunchBase API


Become a Sponsor
Terms of Service | Privacy Policy | Licensing Policy