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|   | 1. |   | I have reviewed this annual report      on Form 10-K of OP-TECH Environmental Services,    Inc.; |
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|   | 2. |   | Based on my knowledge, this annual      report does not contain any untrue statement of a material fact or omit to      state a material fact necessary to make the statements made, in light of      the circumstances under which such statements were made, not misleading      with respect to the period covered by this  report; |
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|   | 3. |   | Based on my knowledge, the      financial statements, and other financial information included in this      annual report, fairly present in all material respects the financial      condition, results of operations and cash flows of the registrant as of,      and for, the periods presented in this  report; |
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|   | 4.     |   | The registrant’s other certifying      officer and I are responsible for establishing and maintaining disclosure      controls and procedures (as defined in Exchange Act Rules 13a-15e and      15d-15e) and internal control over financial reporting (as defined in      Exchange Act Rules 13a – 15f and 15d – 15f) for the registrant and      have:                            |
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|   |   |   | a) designed such disclosure      controls and procedures, or caused such disclosure controls and procedures      to be designed under our supervision, to ensure that material information      relating to the registrant, including its consolidated subsidiaries, is      made known to us by others within those entities, particularly during the      period in which this report is being  prepared; |

|   |   |   | b) designed such internal control      over financial reporting, or caused such internal control over financial      reporting to be designed under our supervision, to provide reasonable      assurance regarding the reliability of financial reporting and the      preparation of financial statements for external purposes in accordance      with generally accepted accounting  principles; |
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|   |   |   | c) evaluated the effectiveness of      the registrant’s disclosure controls and procedures and presented in this      report our conclusions about the effectiveness of the disclosure controls      and procedures, as of the end of the period covered by this report based      on such evaluation; and d) disclosed in this report any      change in the registrant’s internal control over financial reporting that      occurred during the registrant’s fourth fiscal quarter that has materially      affected, or is reasonable likely to materially affect, the registrant’s      internal control over financial reporting;  and |
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|   | 5. |   | The registrant’s other certifying      officer and I have disclosed, based on our most recent evaluation of      internal control over financial reporting, to the registrant’s auditors      and the audit committee of the registrant’s board of directors (or persons      performing the equivalentfunctions): |
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|   |   |   | a) all significant deficiencies      and material weaknesses in the design or operation of internal controls      over financial reporting which are reasonably likely to adversely affect      the registrant’s ability to record, process, summarize and report      financial information; and |
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|   |   |   | b) any fraud, whether or not      material, that involves management or other employees who have a      significant role in the registrant’s internal controls over financial      reporting. |
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