1. H Gold Allan Structural Engineer-Artchitect

(312) 782-2600

123 W Madison St Chicago, IL 60602

2. H Gold Allan Structural Engineer-Architect

(312) 938-8444

400 E Randolph St Chicago, IL 60601

3. Engineering MidWest

(847) 779-3621

8906 Lavergne Ave Skokie, IL 60077

4. AA Anthonys Plumbing and Sewer

(847) 675-3500

9621 N Tripp Ave Skokie, IL 60076

5. Henik Structural Jv Engineer

(847) 823-9835

3158 S River Rd Des Plaines, IL 60018

6. Calamaro Moshe & Associates

(847) 733-0015

930 Ste Pitner Ave Evanston, IL 60202

7. Exterior Building Solutions

(773) 274-7200

2835 w howard st CHICAGO, IL 60645

8. Brunzell Associates LTD

(847) 933-1409

9933 Lawler Ave Skokie, IL 60077

9. Hey Electric

(847) 213-9661

9528 N Keystone Ave Skokie, IL 60076

10. Chicago Engineers

(312) 767-6877

125 South Clark Street Chicago IL Chicago, IL 60603

11. QuesTek Innovations LLC

(847) 328-5800

1820 Ridge Ave Evanston, IL 60201

12. Grumman Butkus Associates

(847) 328-3555

820 Ste Davis St Evanston, IL 60201

13. Forefront Structural Engineers Inc

(312) 376-1140

228 S Ste Wabash Ave Chicago, IL 60604

14. AP Engineering PC

(847) 328-9983

990 Ste Grove St Evanston, IL 60201

15. The Structural Group LTD

(847) 562-1977

707 Ste Lake Cook Rd Deerfield, IL 60015

16. Janlee Steel

(847) 864-4435

835 Ridge Ave Evanston, IL 60202

17. Arlington Structural Steel Company

(847) 577-2200

1727 E Davis St Arlington Heights, IL 60005

18. Engineer Floors

(312) 255-7059

222 Merchandise Mart Plz Chicago, IL 60654

19. Structural Engineers Association of Illin Ois

(312) 726-2948

134 N Ste La Salle St Chicago, IL 60602

20. National Council Of Structural Engineers Associations

(312) 649-4600

645 N Ste Michigan Ave Chicago, IL 60611

21. A C Alexander Engineers Architects LTD

(847) 647-2441

5940 W Touhy Ave Niles, IL 60714

22. Structural Llc

(312) 332-4500

8 S Ste Michigan Ave Chicago, IL 60603

23. Structural Beam

(773) 917-8998

934, N California Ave Chicago, IL 60622

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24. Baker Engineer Chicago Ofc

(312) 726-4727

311 W Monroe St Chicago, IL 60606

25. United Consulting Engineer

(773) 465-8200

3044 W Peterson Ave Chicago, IL 60659

26. Midwest Structural Draft

(312) 427-3990

28 E Ste Jackson Blvd Chicago, IL 60604

27. Swift Structural Design LLC

(773) 961-8056

3306 N Sacramento Ave Chicago, IL 60618

28. Rezgers Structural Steel

(773) 202-9300

4116 W Peterson Ave Chicago, IL 60646

29. Water Tower Realty Management & Co Engineer

(708) 848-7393

1144 Lake St Oak Park, IL 60301

30. Woods residential engineering and inspection

(312) 825-4764

2933 N. Halsted Chicago, IL 60657

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31. DesignHawk Innovations LLC

(630) 880-3655

5590 North Lynch Avenue Chicago, IL 60630

32. STS Electric

(833) 681-4974

939 W North Ave, Ste 746 Chicago, IL 60642

33. Hey & Associates

(773) 792-8510

6321 N Ste Avondale Ave Chicago, IL 60631

34. Entran Inc

(773) 314-1200

5440 N Ste Cumberland Ave Chicago, IL 60656

35. Milhouse Engineering & Construction

(312) 987-0061

60 E Van Buren St Chicago, IL 60605

36. wali khan

(847) 469-9479

9141 North Milwaukee Avenue Niles, IL 60714

37. Preferred Quality Services

(866) 367-4120

555 W Cornelia Ave Chicago, IL 60657

38. Dunham Park

(773) 685-3257

4640 N Melvina Ave Chicago, IL 60630

39. Apacs Services Inc

(847) 317-1910

610 Robert York Ave Deerfield, IL 60015

40. D Bhms

(312) 915-0557

303 W Erie St Chicago, IL 60654

41. Arthur Andersen & Co

(312) 580-0069

69 W Washington St Chicago, IL 60602

42. Boelter & Yates

(847) 692-4700

1300 Higgins Rd Park Ridge, IL 60068

43. General Energy Corporation

(708) 386-6000

Oak Park, IL 60302

44. Corva Corp

(847) 427-0001

410 Bonnie Ln Elk Grove Village, IL 60007

45. Transystems Corp

(312) 669-0822

222 S Ste Riverside Plz Chicago, IL 60606

46. SPAAN Tech, Inc

(312) 277-8800

311 S Ste Wacker Dr Chicago, IL 60606

47. Crosstree Inc

(773) 227-1234

1904 N Milwaukee Ave Chicago, IL 60647

48. Zroka Engineering

(773) 935-6376

4216 N Hermitage Ave Chicago, IL 60613

49. CH2M Hill

(773) 693-3800

8501 W Ste Higgins Rd Chicago, IL 60631

50. Chopin Park

(773) 685-3247

3420 N Long Ave Chicago, IL 60641