Luanne Tierney

Proofpoint, Inc. engages in provision of security-as-a-service that enables large and mid-sized organizations worldwide to defend, protect, archive and govern their most sensitive data. The firm's security and compliance platform comprises of an integrated suite of threat protection, information protection, and brand protection solutions. Its solutions also includes email protection, advanced threat protection, email authentication, data loss prevention, SaaS application protection, response orchestration and automation, digital risk, web browser isolation, email encryption, archiving, eDiscovery, supervision, secure communication, phishing simulation and security awareness computer-based training. The company was founded by Eric Hahn in May 2002 and is headquartered in Sunnyvale, CA.

Open Systems AG engages in the provision of development and consulting services in the fields of telecommunications and information technology. It operates as a managed security services provider, which offers services and solutions focusing on data security, network traffic usage visibility, bandwidth management, cloud enablement, cyber risk mitigation, and advanced threat protection. The company was founded on October 6, 1999 and is headquartered in Zurich, Switzerland.

Open Systems, Inc. provides staffing, technical consulting and professional services. It specializes in technology consulting, Vendor Management (VMS) and Business Process Management (BPM). The firm provides a full range of staffing services including contract, contract-to-hire and direct hire (permanent staffing) solutions. The company was founded by Satya Ahuja in 1994 and is headquartered in Alpharetta, GA.