Exhibit 32.0
CERTIFICATION
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
(Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code)
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code), each of the undersigned officers of Sterling Construction Company, Inc., a Delaware corporation (the “Company”), does hereby certify that:
The Quarterly Report on Form 10-Q/A for the quarter ended September 30, 2004 (the “Form 10-Q/A”) of the Company fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and information contained in the Form 10-Q/A fairly represents, in all material respects, the financial condition and results of operations of the Company.
| Dated: March 14, 2005 | /s/ Patrick T. Manning | |
| Patrick T. Manning | ||
| Chief Executive Officer | ||
| Dated: March 14, 2005 | /s/ Maarten D. Hemsley | |
| Maarten D. Hemsley | ||
| Chief Financial Officer |
29
