This ranking is based on responses to NREI's Top Brokerage survey, which was conducted via e-mail in February and March 2010. Brokers were asked to provide the total dollar value of leasing transactions and investment sales globally in 2009. The totals were combined to determine the company's ranking.

  1. CB Richard Ellis Group Inc.

    Total amount of investment sales and leasing transactions: $97.2 billion
    11150 Santa Monica Boulevard, Suite 1600
    Los Angeles, CA 90025
    Phone: (310) 405-8900
    Email: information@cbre.com
    Website: www.cbre.com
    Officers: Brett White, Chief Executive Officer; Robert E. Sulentic, President; Calvin W. Frese, Jr., President, Global Services.

  2. Colliers International

    Total amount of investment sales and leasing transactions: $53.8 billion
    601 Union Street, Suite 5300
    Seattle, WA 98101
    Phone: (206) 223-0866
    Email: info@colliers.com
    Website: www.colliers.com
    Officers: Doug Frye, Global President & CEO; Dylan Taylor, US Chief Executive Officer; Carolyn Sidor, Executive Vice President - U.S. Operations

  3. Cushman & Wakefield

    Total amount of investment sales and leasing transactions: $53 billion
    1290 Avenue of the Americas
    New York, NY 10104
    Phone: (212) 841-7500
    Email: ddoherty@cushwake.com
    Website: www.cushmanwakefield.com
    Officers: Glenn Rufrano, President and Chief Executive Officer

  4. Jones Lang LaSalle

    Total amount of investment sales and leasing transactions: $47 billion
    200 East Randolph
    Chicago, IL 60601
    Phone: (312) 782-5800
    Website: www.joneslanglasalle.com
    Officers: Colin Dyer, President and Chief Executive Officer; Lauralee Martin, Chief Financial Officer

  5. Studley Inc.

    Total amount of investment sales and leasing transactions: $37.1 billion
    300 Park Avenue, 3rd floor
    New York, NY 10022
    Phone: (212) 326-1000
    Email: info@studley.com
    Website: www.studley.com
    Officers: Mitchell S. Steir, Chairman & CEO; Michael D. Colacino, President

  6. NAI Global

    Total amount of investment sales and leasing transactions: $35 billion
    4 Independence Way, Suite 400
    Princeton, NJ 08540
    Phone: (609) 945-4000
    Email: psetaro@naiglobal.com
    Website: www.naiglobal.com
    Officers: Jeffrey M. Finn, President & CEO; Edward Finn, COO & Corporate Counsel; David Blanchard, Executive Vice President

  7. Newmark Knight Frank

    Total amount of investment sales and leasing transactions: $30.1 billion
    125 Park Avenue
    New York, NY 10017
    Phone: (212) 372-2000
    Email: inquiries@newmarkkf.com
    Website: www.newmarkkf.com
    Officers: Jeffrey R. Gural, Chairman; Barry M. Gosin, CEO; James D. Kuhn FRICS, President

  8. GVA Worldwide

    Total amount of investment sales and leasing transactions: $23 billion
    P.O. Box 266
    Lagrange, IL 60525
    Phone: (847) 733-0883
    Email: info@gvaworldwide.com
    Website: www.gvaworldwide.com
    Officers: Robert Barnett, Chairman; Betsy Baer, Chief Operating Officer; Mark Bateman, Vice Chairman

  9. The CORE Network

    Total amount of investment sales and leasing transactions: $22.5 billion
    15150 Preston Road, #300
    Dallas, TX 75248
    Phone: (972) 980-3994
    Email: info@corenetwork.org
    Website: www.corenetwork.org
    Officers: Michael B. Divaris, Chairman of the Board; Andrew Davidson, Vice Chairman; M. James Mark, Past Chairman

  10. TCN Worldwide

    Total amount of investment sales and leasing transactions: $18.6 billion
    400 Chisholm Place, Suite 104
    Plano, Texas 75075
    Phone: (972) 769-8701
    Email: info@tcnworldwide.com
    Website: www.tcnworldwide.com
    Officers: H. Ross Ford, III, President and CEO; David C. Wagner, Chairman; Larry Elbaum, Vice Chairman

  11. CORFAC International - Corporate Facility Advisors

    Total amount of investment sales and leasing transactions: $13.6 billion
    Suit 101 - 1930 Harrison Street
    Hollywood, Florida 33020
    Phone: (954) 923-6160
    Email: info@corfac.com
    Website: www.corfac.com
    Officers: Owen Rouse, Jr., President; Charles Sevier, Vice President; Thomas P. Bennett, Executive Director

  12. ONCOR International

    Total amount of investment sales and leasing transactions: $13.2 billion
    1 Campus Drive
    Parsippany, NJ 07054
    Phone: 973-407-7732
    Email: Giorgio.Bentrovato@oncorintl.com
    Website: www.oncorintl.com
    Officers: Frederick J. Schmidt, President & COO; Giorgio P. Bentrovato, Director, Marketing & Public Relations

  13. Cassidy Turley

    Total amount of investment sales and leasing transactions: $13 billion
    7701 Forsyth Boulevard, Suite 500
    St. Louis, MO 63105
    Phone: (314) 862-7100
    Website: www.cassidyturley.com
    Officers: Mark E. Burkhart, Chief Executive Officer; Joseph Stettinius, Jr., President

  14. Grubb & Ellis

    Total amount of investment sales and leasing transactions: $10.2 billion
    1551 N Tustin Avenue, Suite 200
    Santa Ana, CA 92705
    Phone: (714) 667-8252
    Email: corporatecommunications@grubb-ellis.com
    Website: www.grubb-ellis.com
    Officers: Thomas D'Arcy, President, Chief Executive Officer and Director; Jack Van Berkel, EVP and President, Real Estate Services; Jeffrey Hanson, EVP, President and Chief Executive Officer, Grubb & Ellis Equity Advisors, LLC

  15. Marcus & Millichap

    Total amount of investment sales and leasing transactions: $9.6 billion
    16830 Ventura Blvd, Suite 352
    Encino, CA 91436
    Phone: (818) 212-2700
    Email: scorso@marcusmillichap.com
    Website: www.marcusmillichap.com
    Officers: George M. Marcus, Chairman; Harvey E. Green, President & CEO; William E. Hughes, SVP/Managing Director, Marcus & Millichap Capital Corporation

  16. Eastdil Secured

    Total amount of investment sales and leasing transactions: $5.3 billion
    40 West 57th Street
    New York, NY 10019
    Phone: (212) 315-7200
    Email: mwallau@eastdilsecured.com
    Website: www.eastdilsecured.com
    Officers: Benjamin Lambert, Chairman; Roy March, CEO; Michael Van Konynenburg, President Derek Stout

  17. CresaPartners

    Total amount of investment sales and leasing transactions: $5 billion
    200 State Street, 13th Floor
    Boston, Massachusetts 02109
    Phone: (617) 758-6000
    Email: thetenantsadvantage@cresapartners.com
    Website: www.cresapartners.com
    Officers: Bill Goade, CEO; Jerry Porter, Chairman; Phillip Infelise, Vice Chairman

  18. Coldwell Banker Commercial

    Total amount of investment sales and leasing transactions: $4.1 billion
    1 Campus Drive
    Parisppany, NJ 07054
    Phone: (800) 222-2162
    Email: commercial@coldwellbanker.com
    Website: www.cbcworldwide.com
    Officers: Fred Schmidt, President and Chief Operating Officer; Greg Sexton, Senior Vice President, Operations; Michael Fischer, Senior Vice President, Marketing

  19. Sperry Van Ness

    Total amount of investment sales and leasing transactions: $3.6 billion
    18881 Von Karman Ave.
    Irvine, CA 92612
    Phone: (888) 311.0605
    Email: info@svn.com
    Website: www.svn.com
    Officers: Kevin Maggiacomo, President & Chief Executive Officer; George Slusser, Chief Operating Officer; Denise Mills, Chief Financial Officer

  20. Transwestern

    Total amount of investment sales and leasing transactions: $3.3 billion
    1900 West Loop South, Suite 1300
    Houston, TX 77027
    Phone: (713) 270-7700
    Email: transwesterna@transwestern.net
    Website: www.transwestern.net
    Officers: Robert Duncan, Chairman & Founder; Larry P. Heard, President & Chief Executive Officer; Mark Doran, Chief Operating Officer

  21. HFF (Holliday Fenoglio Fowler, L.P.)

    Total amount of investment sales and leasing transactions: $2.4 billion
    9 Greenway Plaza , Suite 700
    Houston, TX 77046
    Phone: (713) 852-3500
    Email: mmoren@hfflp.com
    Website: www.hfflp.com
    Officers: John H. Pelusi, Jr., Executive Managing Director; Mark D. Giboson, Executive Managing Director; John P. Fowler, Executive Managing Director

  22. Apartment Realty Advisors

    Total amount of investment sales and leasing transactions: $2.1 billion
    6445 Powers Ferry Road, Suite 300
    Atlanta, GA 30339
    Phone: (770) 495-9300
    Email: lrobinson@arausa.com
    Website: www.arausa.com
    Officers: Gary Kachadurian, Chairman; Blake Okland, President; Lisa Robinson, Chief Operations Officer

  23. Voit Real Estate Services

    Total amount of investment sales and leasing transactions: $1.47 billion
    101 Shipyard Way, Suite M
    Newport Beach, CA 92663
    Phone: (949) 644-8648
    Email: info@voitco.com
    Website: www.voitco.com
    Officers: Robert D. Voit, CEO, Managing Partner; Brian Malliet, COO, Managing Partner; John D. Pierce, President, Commercial Brokerage

  24. Century 21 Real Estate LLC

    Total amount of investment sales and leasing transactions: $1.36 billion
    1 Campus Drive
    Parsippany, NJ 07054
    Website: www.century21.com
    Officers: Rick Davidson, Chief Executive Officer; Bev Thorne, Senior Vice President, Marketing

  25. PM Realty Group

    Total amount of investment sales and leasing transactions: $1.28 billion
    1000 Main Street, Suite 2400
    Houston, Texas 77002
    Phone: (713) 209-5800
    Email: sbukowski@pmrg.com
    Website: www.pmrg.com
    Officers: Rick V. Kirk, President & Chief Executive Officer; Jimmy C. Gunn, President, Property Services; Wm. Roger Gregory, Executive Vice President & Chief Financial Officer