UMBC Interactive Systems Research Center
Investigate design, implementation, and evaluation of interactive systems. Baltimore, United States.
http://www.isrc.umbc.edu/

Constraint-based Languages and Environments for Building Interactive Systems
Page about Alan Borning, a leading researcher in the field. From NSF conference ISGW '97: Interactive Systems Grantees Workshop.
http://cslu.cse.ogi.edu/nsf/isgw97/reports/borning.html

Glasgow University Interactive Systems Group
GIST- the Glasgow Interactive Systems Group - is an inter-disciplinary research group investigating all aspects of human-computer interaction (HCI) and interactive systems focusing on mobility, multimodal interaction, visualisation and modelling.
http://www.dcs.gla.ac.uk/gist/

eBeam
eBeam, the digital whiteboard solution from Luidia.
http://www.e-beam.com

Call Interactive
Developer of custom Interactive Voice Response (IVR) systems.
http://www.callit.com

Creative Data Systems
Touch screens, interactive solution, complete information about interactive kiosks and digital signage in the Middle East.
http://www.cds-me.com

E-marcom, inc.
E-Marcom is a California interactive multimedia marketing company providing interactive services for brand marketing through multimedia programming and presentations, media design, CD production, advergaming, email marketing...
http://www.e-marcom.net/

Xope Systems
Offers Lantern (an advanced interactive decompiling environment in a form of a plug-in for the Interactive Disassembler Pro program) and reverse engineering services for x86 and compatible machine code.
http://xopesystems.com

Journal of Interactive Marketing
The areas addressed include: the strategic use of information and information technology as corporate assets, the analysis of interactive databases, network-based communications, customer and managerial behavior in interactive environments,the evolution of interactive institutions, the design and testing of interactive marketing decisions
http://www.interscience.wiley.com/jpages/1094-9968

Interactive Sales Solutions, Inc.
Interactive voice response (IVR), web-based, and handheld systems and services tailored to retailing, merchandising, and survey industries from ISSI.
http://www.issi-ivr.com/