For the Top 25 Office Developers survey, respondents were asked to record their volume of global activity for the 2008 calendar year. Results show completed development and new construction as of Dec. 31, 2008.

Expanded list has a total of 34 office developers. Purchase now

1. Hines

   Total Office Space Developed or Under Construction: 13.5 million sq. ft.

   Phone: (713) 621-8000

   Web site: www.hines.com

2. Opus Group

   Total Office Space Developed or Under Construction: 7.5 million sq. ft.

   Phone: (952) 656-4444

   Web site: www.opuscorp.com

3. Trammell Crow Co.

   Total Office Space Developed or Under Construction: 6.6 million sq. ft.

   Phone: (214) 863-4101

   Web site: www.trammellcrow.com

4. Lincoln Property Co.

   Total Office Space Developed or Under Construction: 4.9 million sq. ft.

   Phone: (214) 740-3300

   Web site: www.lincolnproperty.com

5. The Alter Group

   Total Office Space Developed or Under Construction: 4.3 million sq. ft.

   Phone: 847-676-4300

   Web site: www.altergroup.com

6. Carter

   Total Office Space Developed or Under Construction: 3.5 million sq. ft.

   Phone: (404) 888-3000

   Web site: www.carterusa.com

7. Duke Realty Corp.

   Total Office Space Developed or Under Construction: 3 million sq. ft.

   Phone: (317) 808-6000

   Web site: www.dukerealty.com

8. ING Clarion Partners

   Total Office Space Developed or Under Construction: 2.83 million sq. ft.

   Phone: (212) 883-2500

   Web site: www.ingclarion.com

9. Boston Properties

   Total Office Space Developed or Under Construction: 2.8 million sq. ft.

   Phone: 617-236-3000

   Web site: www.bostonproperties.com

10. LaSalle Investment Management

    Total Office Space Developed or Under Construction: 2.6 million sq. ft.

    Phone: (312) 782-5800

    Web site: www.lasalle.com

11. Brandywine Realty Trust

    Total Office Space Developed or Under Construction: 2.4 million sq. ft.

    Phone: (610) 325-5600

    Web site: www.brandywinerealty.com

12. Brookfield Properties Corp.

    Total Office Space Developed or Under Construction: 2.2 million sq. ft.

    Phone: (212) 417-7000

    Web site: www.brookfieldproperties.com

13. TIAA-CREF

    Total Office Space Developed or Under Construction: 2.1 million sq. ft.

    Phone: (800) 842-2252

    Web site: tiaa-cref.org

14. Liberty Property Trust

    Total Office Space Developed or Under Construction: 2 million sq. ft.

    Phone: 610-648-1700

    Web site: www.libertyproperty.com

15. Hillwood

    Total Office Space Developed or Under Construction: 1.9 million sq. ft.

    Phone: (972) 201-2800

    Web site: www.hillwood.com

16. Patrinely Group

    Total Office Space Developed or Under Construction: 1.6 million sq. ft.

    Phone: (713) 840-2700

    Web site: www.patrinelygroup.com

17. RREEF Americas

    Total Office Space Developed or Under Construction: 1.5 million sq. ft.

    Phone: (212) 454-3900

    Web site: www.rreef.com

18. Koll Development Co.

    Total Office Space Developed or Under Construction: 1.4 million sq. ft.

    Phone: (214) 696-1700

    Web site: www.kdc.com

19. The Rockefeller Group

    Total Office Space Developed or Under Construction: 1.27 million sq. ft.

    Phone: (212) 282-2000

    Web site: www.rockefellergroup.com

20. Corporate Office Properties Trust

    Total Office Space Developed or Under Construction: 1.2 million sq. ft.

    Phone: 443-285-5400

    Web site: www.copt.com

21. Forest City Enterprises (tie)

    Total Office Space Developed or Under Construction: 1.2 million sq. ft.

    Phone: 216/621-6060

    Web site: www.forestcity.net

22. Lowe Enterprises

    Total Office Space Developed or Under Construction: 1.1 million sq. ft.

    Phone: (310) 820-6661

    Web site: loweenterprises.com

23. Highwoods Properties

    Total Office Space Developed or Under Construction: 1 million sq. ft.

    Phone: (919) 431-1521

    Web site: www.highwoods.com

24. Transwestern

    Total Office Space Developed or Under Construction: 939,638 sq. ft.

    Phone: (713) 270-7700

    Web site: www.transwestern.net

25. Lauth Property Group

    Total Office Space Developed or Under Construction: 913,147 sq. ft.

    Phone: (866) 848-6500

    Web site: www.lauth.net

Expanded list has a total of 34 office developers. Purchase now