Attached files
file | filename |
---|---|
EX-32.2 - EX-32.2 - STERLING CONSTRUCTION CO INC | a2020093010-qexhibit322.htm |
EX-32.1 - EX-32.1 - STERLING CONSTRUCTION CO INC | a2020093010-qexhibit321.htm |
EX-31.2 - EX-31.2 - STERLING CONSTRUCTION CO INC | a2020093010-qexhibit312.htm |
EX-31.1 - EX-31.1 - STERLING CONSTRUCTION CO INC | a2020093010-qexhibit311.htm |
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