EXHIBIT 31.1

CERTIFICATION OF CHAIRMAN AND CHIEF EXECUTIVE OFFICER

I, Christopher Clemente, certify that:



|1. | I have reviewed this quarterly report on Form 10-Q of Comstock Homebuilding Companies, Inc.;
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|2. | Based on my knowledge, this 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 report, fairly present in all material respects the financial condition, results of
operations, and cash flows of the registrant as of, and for, the period 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-15(e) and 15d-15(e)) for the registrant and we 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, is made known to us by others within that entity, 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;

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 most recent fiscal quarter (the registrants fourth fiscal
quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrants internal control over financial reporting; and



|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 equivalent function):
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a) All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrants ability to record, process, summarize and
report financial information; and

b) Any fraud, whether or not material, that involves management or other employees who have a significant
role in the registrants internal control over financial reporting.

Date: August 9, 2007



/s/ Christopher ClementeChristopher ClementeChairman and Chief Executive Officer (Principal
executive officer)