Exhibit 31.1

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER

PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002.

I, JD Alexander certify that;

1. I have
reviewed this quarterly report on Form 10-Q of Alico, Inc. (Alico),

2. Based on my knowledge, this quarterly report does not contain any
untrue statement of a material fact or omit to state 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, and is not misleading with respect to
the period covered by this report;

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 Alico as of, and for, the periods presented in this report;

4. Alico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)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for Alico and have:

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 Alico, 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;

c) Evaluated the effectiveness of Alico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 Alicos internal control over financial reporting that occurred during Alicos most
recent fiscal quarter ended June 30, 2010 that has materially affected, or is reasonably likely to materially affect, Alicos internal control over financial reporting; and

5. Alicos other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to
Alicos auditors and audit committee of Alicos Board of Directors:

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.



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|Dated: August 9, 2010              
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|/S/ JD ALEXANDER                   
|JD Alexander                       
|President & Chief Executive Officer