In the United States:
Stanford-Berkley-IBM-MIT NMR Quantum Computing Project
This is a collaboration between researchers at Stanford University, U.C. Berkeley, MIT, and IBM. The project involves the experimental and theoretical study of quantum-mechanical systems, and how they can be utilized to process and store information.
http://feynman.media.mit.edu/quanta/nmrqc-darpa/index.html
The SouthWest Quantum Information and Technology Network
This is a proposal to form a network of universities, national labs and industry. Members include University of New Mexico - Information Physics, University of New Mexico - Deutsch Group, University of California San Diego, University Of California at Berkley - Whaley Group, University of California - Santa Barbara - Center for Spintronics and Quantum Computation, University of Calgary - Quantum Computing Research Group, University of Arizona - Laser Cooling and Trapping Group, Stanford University - James S Harris Group, NIST - Ion Storage Group, LANL - Quantum Information, IBM Research Almaden - Quantum Information, Caltech Quantum Optics and Caltech Institute For Quantum Information.
http://www.squint.org/squint/index.html
QUIC - Quantum Information and Computation
QUIC is a collaboration of 5 groups at 3 universities, undertaking experimental, theoretical and modeling investigations into quantum computing. Members are University of Southern California - Information Sciences Institute, MIT - Mechanical Engineering Group, Caltech Quantum Optics and Caltech Institute For Quantum Information
http://www.theory.caltech.edu/~quic/index.html
Quantum Information and Technology Roadmapping Project
http://qist.lanl.gov/
Caltech Institute for Quantum Information
http://www.iqi.caltech.edu/
Caltech Quantum Optics
http://www.its.caltech.edu/~qoptics/
Continuous Quantum Computation Group at Columbia University and MIT
http://quantum.cs.columbia.edu/
Lawrence Berkley National Laboratory
http://www-ebit.lbl.gov/
Harvard University
http://www.physics.harvard.edu/
IBM Research Almaden Quantum Information
http://www.almaden.ibm.com/st/projects/quantum/intro/
IBM Research Yorktown Quantum Information and Information Physics
http://www.research.ibm.com/quantuminfo/
Los Almos National Laboratories - Quantum Computation/Cryptography
http://qso.lanl.gov/qc/
Los Almos National Laboratories - Quantum Information
There are twenty six people working on this team
http://p23.lanl.gov/Quantum/
MagiQ Technologies Inc.
http://www.magiqtech.com/
MIT Mechanical Engineering Group
http://www-me.mit.edu/Research/SysInfConResearch.htm
MIT Physics and Media Group
http://www.media.mit.edu/physics/
NIST Physics Laboratory Quantum Information
http://qubit.nist.gov/
NIST Ion Storage Group
http://www.bldrdoc.gov/timefreq/ion/
North Carolina State University - Nanoscale Quantum Engineering Group
http://www.ece.ncsu.edu/nano/
Stanford Mesoscopic Quantum Optics
http://feynman.stanford.edu/
Stanford University - Quantum Computation
http://snow.stanford.edu/qc.html
University of Arizona - Laser Cooling and Trapping Group
http://w3.arizona.edu/~lascool/
University of California Santa Barbara - Center for Quantum Computation
http://www.iquest.ucsb.edu/sites/qcc/
University of California Berkeley - Quantum Information Processing
http://www.cchem.berkeley.edu/~kbwgrp/QIP.html
University of California San Diego
http://physics.ucsd.edu/~ljssst/ljs.html
University of New Mexico - Information Physics
http://info.phys.unm.edu/
U of Southern California Information Sciences Institute - Quantum Information http://www.isi.edu/acal/quantum/quantum_intro.html
European Community:
Quantum Information Processing & Communications (QIPC) EU funded projects in QIPC are summarized here: http://www.cordis.lu/ist/fetqipc.htm#summaries
A web site summing up the activities of the European Quantum Science community http://www.quantum.at/euroquantum.org/
Austria
The Physics of Quantum Information - European Research Network
This is a proposed research network that will bring together all relevant European activities in the field of the physics of quantum information. Eight research institutions will be involved (Vienna - Quantum Experiments and the Foundations of Physics, Max-Planck-Institut Quantenoptik, Institute for Scientific Interchange, Innsbruck - Experimental Quantum Optics an Spectroscopy Group, Innsbruck - Centre for Quantum Optics and Quantum Information, GAP Optique, ENS - LKB - Electrodynamique quantique and CQC Oxford. Research will focus on quantum communication, cryptography and computing.
http://www.uibk.ac.at/c/c7/c704/qinet/index.html
Innsbruck - Centre for Quantum Optics and Quantum Information
http://bozon.uibk.ac.at/qo/
Innsbruck - Experimental Quantum Optics and Spectroscopy Group
http://heart-c704.uibk.ac.at/
Vienna - Quantum Experiments and the Foundations of Physics
http://www.quantum.univie.ac.at/
France: Quantronics Group at the Atomic Energy Commission (CEA) in Saclay
http://www-drecam.cea.fr/drecam/spec/Pres/Quantro/Qsite/index.htm
ENS - LKB - Cavity Quantum Electrodynamics http://www.lkb.ens.fr/recherche/qedcav/english/englishframes.html
Germany: Institute for Physical High Technology - Quantrum Electronics Division
IPHT is a non-university research facility and an important part of Thuringia research scene with an emphasis on application-oriented and innovative solutions in high technology physical systems. Quantum Electronics is one of four divisions.
http://www.ipht-jena.de/english/institute.html
Max-Planck - Institut fur Quantenoptik
http://www.mpq.mpg.de/mpq/mpq.html
Technical University of Brunswick - Quantum Information
http://www.imaph.tu-bs.de/qi/
Entanglement in Quantum Information Processing and Communication (EQUIP)
An EU-funded research consortium devoted to the quantum-theoretical foundations of information processing in the 21st century. A project within the IST-FET ProActive Initiative Quantum Information Processing and Communication
Italy: University of Padova Quantum Communications
http://www.dei.unipd.it/ricerca/cesp/research/quantum.html
Institute for Scientific Interchange
http://www.isi.it/index.html
University of Camerino - Quantum Computing
http://camcat.unicam.it/~quele/
Poland: Quantum Computer Science Group of Theoretical and Applied Informatics of Polish Academy of Science
http://www.iitis.gliwice.pl/zksi/index-en.html
Spain: Barcelona Quantum Information Group
http://sophia.ecm.ub.es/qi-bcn/
Quantum Information Science at the University of Vigo
http://www.com.uvigo.es/~dsantos/qis.html
Sweden: KTH, Royal Institute of Technology - Quantum Electronics and Optics Group
http://www.ele.kth.se/QEO/
Chalmers University of Technology - Applied Quantum Physics Theory Group
http://fy.chalmers.se/~tfstomas/AQPhome/index.html
Switzerland: University of Geneva - GAP Optique
http://www.gapoptic.unige.ch/
United Kingdom: UK QCN- UK Quantum Computing Network
This is an umbrella organization which will bring together eleven institutions industrial, government and academic (Bangor, Bristol, BT, Cambridge, DRA Malvern, Edinburgh, Hewlett-Packard Labs, Imperial College, Oxford, Southhampton and York). The network will encompass Quantum algorithms and quantum algorithmic complexity, Error-correcting codes and fault tolerant computation, Entanglement and non-locality, Quantum teleportation and distributed computing, Quantum communication and channel capacities, Quantum cryptography, Foundational aspects of quantum computing and Experimental realizations of quantum computers and feasibility studies.
http://www.maths.bris.ac.uk/QCN/
Quantum Information Processing Interdisciplinary Research Collaboration
http://www.qipirc.org/
Quantum Information Processing & Communications - Network of Excellence
QUIPROCONE is proposed by a consortium of major European Research Groups in QIPC. Each group has expertise in one or more aspects of QIPC.
http://www.quiprocone.org/quipmain.htm
Bangor University - Quantum Optics and Information Group http://www.informatics.bangor.ac.uk/~nemoto/group/group.html
Oxford - Center for Quantum Computing
http://www.qubit.org/
University of Cambridge - Centre for Quantum Computing
http://cam.qubit.org./
University of Hertfordshire - Theoretical Quantum Physics Group
http://strc.herts.ac.uk/tp/
China: Key Laboratory of Quantum Information
http://lqcc.ustc.edu.cn/en/
Japan: ERATO Quantum Computation and Information
http://www.qci.jst.go.jp/index.html.en
Frontier Research System, RIKEN - Digital Materials Lab
http://www.qci.jst.go.jp/index.html.en
Frontier Research System, RIKEN - Macroscopic Quantum Coherence Lab http://www.riken.go.jp/engn/r-world/research/lab/frontier/quantum/coherence/index.html
Russian Fed: Russian Academy of Sciences - Quantum Computer Physics Lab
http://qc.ipt.ac.ru/english/news.html
Singapore: Quantum Lah
http://www.physics.nus.edu.sg/~quantum/
Australia: ARC Special Research Centre for Quantum Computer Technology
http://www.phys.unsw.edu.au/postgrad_book/quantum.html
Macquarie University, Sydney - Quantum Optics and Informatics
http://www.physics.mq.edu.au/~barry/theory/quaptics.html
Quantum Technology Lab - University of Queensland
http://www.quantinfo.org
The University of Queensland - Quantum Information Group
http://www.qinfo.org/
New Zealand: Quantum Error Correction Project
http://homepage.mac.com/dglynn/quantum_files/Personal3.html
Canadian Quantum Research Activities Institute for Quantum Computing at the University of Waterloo
http://www.iqc.ca/
Quantum Information Processing Program - At CIAR
http://www.ciar.ca/
Quantum Materials Program - at CIAR
http://www.ciar.ca/ Quantum Works
http://http://www.quantumworks.ca//
U of Waterloo Perimeter Institute for Theoretical Physics
http://www.perimeterinstitute.com/
Centre for Applied Cryptographic Research (CACR)
http://www.cacr.math.uwaterloo.ca/
Quantum Computation at NRC Institute for Microstructural Sciences http://www.nrc-cnrc.gc.ca/randd/areas/nanotechnology_e.html
Quantum Information and Quantum Control (QIQC)
http://qubit.chem.utoronto.ca/QIQC-Toronto.html
University of Calgary - Quantum Computing Research Group
http://www.cpsc.ucalgary.ca/Research/quantum/
Universite McGill - Labo de Crypto et Info Quantique
http://crypto.cs.mcgill.ca/index.html.fr
National Research Council of Canada (NRC)
Quantum Theory Group at the Institute for Microstructural Sciences
http://www.sao.nrc.ca/ims/qt/qt-e.html
University of Montreal - Laboratory for Theoretical and Quantum Computing
http://www.iro.umontreal.ca/labs/theorique/index.html.en
McMaster University, Prof. Brian King
http://physun.mcmaster.ca/%7Ekingb/King_B_h.html
University of Toronto, Aephraim Steinberg
http://helios.physics.utoronto.ca/people/faculty/aephraim.html
University of Toronto, Department of Electrical and Computer Engineering; and Department of Physics Research areas: Quantum Cryptography, Quantum Information Theory, Quantum Computing http://www.comm.utoronto.ca/~hklo/
University of British Columbia
Quantum Structures and Information Cluster
http://www.physics.ubc.ca/CRC/quantum.html
UBC (Vancouver UEL) Advanced Materials and Process Engineering Laboratory (AMPEL) http://www.science.ubc.ca/~ampel/
TRIUMF - ISAC facility
http://www.triumf.ca/isac/isac_home.html
Universite de Sherbrooke
http://www.dmi.usherb.ca/~dmayers/Article/Informatique Quantique.htm
D-Wave Systems Inc.
An international leader in the development of quantum computers http://www.dwavesys.com
SFU (Burnaby) Pacific Centre for Advanced Materials and Microstructures https://www.sfu.ca/physics/PCAMM/PCAMM.htm
Compound Semiconductor Laboratory (CSDL)
http://www.css.sfu.ca/sites/csdl/
BCIT (Burnaby) Technology Centre
http://www.tc.bcit.ca/
Genome BC (Vancouver)
http://www.bcgsc.bc.ca/
Genome Sciences Centre (Vancouver)
http://www.bccrc.ca/gsc/?h
UVic (Victoria) Genome BC Proteomics Centre
http://www.proteincentre.com/
U of A in partnership with NRC (Edmonton) National Institute for Nanotechnology
http://www.nint.ca/
U of Saskatoon Canadian Light Source, Inc
http://www.cls.usask.ca/