| SIM_--_The_Society_for_Information_Management The international meeting place for IT executives around the world. |
| unstruct_org Learn about unstructured information management, keep up with trends and discuss current topics. Features news, archives and an FAQ. |
| Virtual_Meeting_Center to use and evaluate online meeting technologies. |
| Virtual_Organization focuses on theoretical and empirical research related to Virtual Organizations, Virtual Teams, Network Organization and Electronic Commerce. |
| Business_Week\'s_Global_1000 Annual list of the most valuable companies in the world based on market value. New list published in July of each year. |
| Deloitte_&_Touche_Technology_Fast_500 Recognizes the achievements, growth and contributions of fastest-growing technology companies in North America and around the world. |
| Duns100 Rankings of Israel’s leading companies according to sectors. |
| Financial_Times_500 The FT500 survey is a comprehensive guide to corporate rankings providing an annual snapshot of the world's largest companies, ranked by market capitalisation and grouped by region. Registration/subs |
| Forbes_200_Best_Small_Companies_in_America Annual list highlighting the hottest growth prospects in American business. |
| Forbes_Lists Various lists of top websites, locales, companies, places, and people. |
| Forbes_Top_500_Private_Companies List of the top private companies in the US, based on revenues. |
| Fortune_500 Fortune magazine's annual list of the top 500 U.S. companies, ranked by revenues |
| Fortune_Global_500 Fortune magazine's annual list of the top 500 global companies, ranked by revenues. |
| Fortune_com_-_All_Fortune_Lists Starting point to find all of the "Top" or "Best" lists published by Fortune magazine. |
| Gary_Price\'s_List_of_Lists__Company_Listings Links to country and regional company listings and rankings. |
| The_Inc__500 Private companies only. Ranking is based on percentage growth in company net sales over a five-year period. |
| IndustryWeek_1000 Articles and lists of the largest publicly held manufacturing companies in the United States. |
| InformationWeek_500 Annual ranking of the most innovative companies employing information technology in their businesses. |
| Metamoney_com_-_The_Web100 Tracks the largest American and international companies on the Web (ranked by revenue), listing these corporate giants along with their Fortune 500 and Global 500 rankings. Also can call up the S& |
| ACI_Educational_Seminars Seminars offered by the American Concrete Institute on the latest in concrete design, construction and materials. |
| Aggregate_Industries Supplies construction materials including aggregates, asphalt, ready-mixed concrete and precast concrete products. Includes links to US and UK operations. |
| Althon Provides a comprehensive range of surface water drainage systems manufactured. |
| Avongard_Crack_Monitor How to measure the movement of cracks in concrete structures. |
| Basalite_Concrete_Products Suppliers of concrete masonry products which include structural and architectural block, interlocking paving stones, wall systems, and segmented retaining walls. Provides a range of technical document |
| Border_Products_Corporation Supplier of concrete products including, finishing, color, stamps, power trowels, cements, and mortars . |
| Britpave Organization for the promotion and better use of concrete for paving. |
| Capital_Industries,_Inc_ Supplier of concrete repair products. |
| Chaney_Enterprises Supplier of ready mixed concrete, recycled, block and decorative concrete. |
| Ciments_de_Catalunya_SA_ Distributes bulk and bagged cement. Based in Spain. |
| Concredamp A concrete additive that reduces, shock, vibration and permeability in concrete. |
| Concrete_Chemicals Suppliers of concrete addititives and colorants. |
| The_Concrete_Connection Find products and services related to the concrete industry. |
| Concrete_Information_Ltd_ On-line resource for cement and concrete. Paid membership required for many features. |
| Concrete_Lining_Products_Pty__Ltd_ Manufactures cementitious products including grouts, shotcrete, and dry mix cement. |
| The_Concrete_Network Residential concrete information source. |
| Concrete_Products Covering production, marketing and utilization of concrete with in-depth articles on plant operations, equipment, material technology and construction markets. |
| Concrete_Revolution Custom interior concrete fabrication firm that designs and installs concrete countertops, sinks and fireplaces for kitchen, bath and living room. Site includes portfolio, request for bid form, and con |
| Concrete_com_LLC_ Concrete information source. |
| Conspec Manufactures concrete accessories, chemicals, cement products and epoxies. |
| CPR_Products,_Inc_ Concrete repair products. Epoxy and urethane injection resins and accessories. |
Volume 6, Number 1 (January 2002) In this issue: Empirical Research Comparison of Remote User Representation in a Collaborative Virtual Learning Environment James T. Costigan and Andrew E. Johnson Theoretical Contributions Information Technology and Internet Culture Wesley Cooper Comments On Theorizing Presence David Jacobson Editor's Note David Jacobson 
