Adobe Certified Expert Program http://partners.adobe.com/asn/training/acehowto.html

Association of Web Professionals http://www.a-w-p.org/cert.htm

BICSI http://www.bicsi.org/rcdd.htm

Certified Internet Webmaster http://www.ciwcertified.com/

Check Point certifications http://www.checkpoint.com/services/education/certification/certs.html

Cisco certifications http://www.cisco.com/warp/public/10/wwtraining/certprog/

Disaster Recovery Institute http://www.dr.org/certification.html

Enterprise Certified http://enterprisecertified.com/

Hewlett Packard http://education.hp.com/default.htm

IBM http://www-1.ibm.com/certify/index.shtml

Information Systems Audit & Control Association http://www.isaca.org/cert1.htm

Infosyssec list of certifications: http://infosyssec.com/infosyssec/itcert.htm

(ISC)2 Established in 1989, (ISC)2 is a non-profit corporation devoted to developing and administering a certification program for information systems security practitioners. For more information about the organization and the CISSP examination, visit the (ISC)2 web site at http://www.isc2.org.

Microsoft http://www.microsoft.com/traincert/default.asp

Oracle http://oracle.com/education/certification/index.html

SANS http://www.sans.org/giactc.htm  :  A full description of the GIAC certification program organized and sponsored by sans. 

Software Certifications http://www.softwarecertifications.com/

Sun Certification http://suned.sun.com/HQ/certification/