Table of Contents

Exhibit31.1

CERTIFICTION OF PRINCPAL EXECUTIVE OFFICER

IRichard D. Goldstein, Chairman of the Board and Chief ExecutiveOfficer, certify that:

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| 1.  | I havereviewed this Quarterly Report on Form 10-QSB of Courtside AcquisitionCorp.; |

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| 2.  | Based on my knowledge, thisquarterly report does not contain any untrue statement of a materialfact or omit to state a material fact necessary to make the statementsmade, in light of the circumstances under which such statements weremade, not misleading with respect to the period covered by thisreport; |

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| 3.  | Based on my knowledge, thefinancial statements, and other financial information included in thisreport, fairly present in all material respects the financialconditions, results of operations and cash flows of the small businessissuer as of, and for, the periods presented in thisreport. |

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| 4.  | The small businessissuer’s other certifying officer(s) and I are responsible forestablishing and maintaining disclosure controls and procedures (asdefined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internalcontrol over financial reporting (as defined in Exchange Act Rules13a-15(f) and 15d-15(f)) for the small business issuer andhave: |

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|  | a)  | Designed such disclosurecontrols and procedures, or caused such disclosure controls andprocedures to be designed under our supervision, to ensure thatmaterial information relating to the small business issuer, includingits consolidated subsidiaries, is made known to us by others withinthose entities, particularly during the period in which this report isbeing prepared; |

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|  | b)  | Designed suchinternal control over financial reporting, or caused such internalcontrol over financial reporting to be designed under our supervision,to provide reasonable assurance regarding the reliability of financialreporting and the preparation of financial statements for externalpurposes in accordance with generally accepted accountingprinciples; |

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|  | c)  | Evaluated theeffectiveness of the small business issuer’s disclosure controlsand procedures and presented in this report our conclusions about theeffectiveness of the disclosure controls and procedures, as of the endof the period covered by this report based on such evaluation;and |

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|  | d)  | Disclosed in this report anychange in the small business issuer’s internal control overfinancial reporting that occurred during the small businessissuer’s most recent fiscal quarter (the small businessissuer’s fourth fiscal quarter in the case of an annual report)that has materially affected, or is reasonably likely to materiallyaffect, the small business issuer’s internal control overfinancial reporting; and |

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| 5.  | The smallbusiness issuer’s other certifying officer(s) and I havedisclosed, based on our most recent evaluation of internal control overfinancial reporting, to the small business issuer’s auditors andthe audit committee of the small business issuer’s board ofdirectors (or persons performing the equivalentfunctions): |

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|  | a)  | All significantdeficiencies and material weaknesses in the design or operation ofinternal control over financial reporting which are reasonably likelyto adversely affect the small business issuer's ability torecord, process, summarize and report financial information;and |

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|  | b)  | Any fraud, whether or notmaterial, that involves management or other employees who have asignificant role in the small business issuer's internal controlover financial reporting. |

/s/ Richard D.Goldstein             Dated: May 12, 2006RichardD. GoldsteinChairman of the Board and Chief ExecutiveOfficer(Principal ExecutiveOfficer)

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