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 Annual Report on Form 10-K for the fiscal year ended December 31, 2003 (the “Form 10-K”) 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-K fairly represents, in all material respects, the financial condition and results of operations of the Company.
| Dated: March 24, 2004 | /s/ Patrick T. Manning | |||
| Patrick T. Manning | ||||
| Chief Executive Officer | ||||
| Dated: March 24, 2004 | /s/ Maarten D. Hemsley | |||
| Maarten D. Hemsley | ||||
| Chief Financial Officer | ||||
