RAILWORKS CORP

Certification of termination of registration of a class of securities (Section 12(g))

Certification of termination of registration of a class of securities (Section 12(g))

General form for quarterly reports under Section 13 or 15(d)

Notification of late filing of Form 10-Q

Changes in registrant's certifying accountant

4

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d) (amendment)

Annual report pursuant to Section 13 or 15(d)

Notification of late filing of Form 10-K

5

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

5

General form for quarterly reports under Section 13 or 15(d)

Notification of late filing of Form 10-Q

3,5,7

3,7

General form for quarterly reports under Section 13 or 15(d)

No description available

5,7

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

No description available

5

Preliminary Proxy Statement

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

5,7

General form for quarterly reports under Section 13 or 15(d)

Registration statement under Securities Act of 1933

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Definitive Proxy Statement

No description available

Registration statement under Securities Act of 1933

7

Registration statement under Securities Act of 1933 (amendment)

General form for quarterly reports under Section 13 or 15(d)

2,7

Registration statement under Securities Act of 1933

General form for quarterly reports under Section 13 or 15(d)

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

No description available

5,7

General form for quarterly reports under Section 13 or 15(d)

5,7

Prospectus Supplement with Pricing Information

Post-effective amendment to a registration statement

Amended Initial Registration Statement

Amended Initial Registration Statement

No description available

Amended Initial Registration Statement

Registration (IPO) statement under Securities Act of 1933

SCHLESS ERIC

AZARELA MICHAEL R

HALL WAYNE F

CARLSON NORMAN

BRACE SCOTT D

LARKIN JOHN G

DRUCKER RONALD W

CUMBERLEDGE EDWARD M

KENNEDY JOHN

AZARELA MICHAEL R

LARKIN JOHN G

MATNEY R C

CUMBERLEDGE EDWARD M

CUMBERLEDGE EDWARD M

WOLFF ROBERT D

MOORE CHARLES WILLIAM