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TYREX OIL COMPANY - PROXY
6886 S. Yosemite Street, Englewood, CO 80112
THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS
The undersigned hereby appoints Fredrick J. Slack, F. Larry Valdez, Frank W.
Backes, Tom N. Richardson and Doris K. Backus as proxies to vote all shares
of the undersigned at the Annual Meeting of Stockholders to be held April 30,
1998. Each of the named proxies shall have the power to appoint a substitute
proxy for himself. The proxies, or any one of them, shall have the power to
vote: (i) only those shares of the common Stock of Tyrex Oil Company held of
record by the undersigned as of the close of business on April 19, 1998; (ii)
at any adjournment of postponement of the meeting; and (iii) upon any subject
which may properly be brought before the meeting. The proxies may vote upon
all the matters described in the proxy statement furnished with this proxy,
subject to any directions indicated below. If no directions are given, this
proxy will be voted "FOR" the 1:10 reverse stock split; "FOR" the adoption of
the Company's 1998 Stock Option Plan; "FOR" the election of the nominees
listed below for the Board of Directors; "FOR" the change in the Company's
legal name to 3Si Holdings, Inc.; and "FOR" the appointment of John M. Hanson
& Company, P.C., as independent auditors of the Company for the fiscal year
ending June 30, 1998.
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1. To approve the 1:10 Reverse Stock Split of the Company's issued and
outstanding $.01 par value common stock
/ / FOR this proposal / / AGAINST this proposal / / ABSTAIN from voting
2. To approve the Company's 1998 Stock Option Plan
/ / FOR this proposal / / AGAINST this proposal / / ABSTAIN from voting
3. Election of the five (5) Directors of the Company's Board of Directors:
FOR All nominees listed below / / WITHHOLD AUTHORITY to vote for all nominees listed below / /
(except as written below)
Fredrick J. Slack F. Felipe Valdez Frank W. Backes Tom N. Richardson Doris K. Backus
(INSTRUCTIONS: To withhold authority to vote for any INDIVIDUAL nominee, write that nominee's
name on the space provided below).
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4. To approve the change in the Company's legal name to 3Si Holdings, Inc.
/ / FOR this proposal / / AGAINST this proposal / / ABSTAIN from voting
5. To approve the appointment of John M. Hanson & Company, P.C., as the Company's independent
auditors for the fiscal year ending June 30, 1998:
/ / FOR this proposal / / AGAINST this proposal / / ABSTAIN from voting
6. In their discretion, the proxies are authorized to vote upon such other business as may
properly be brought before the meeting, or any adjournment or postponement thereof.
PLEASE MARK, DATE, SIGN AND RETURN PROMPTLY
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Dated: , 1998
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The signature(s) should agree with the name(s)
imprinted to the left. Custodians, Executors,
Administrators, Trustees, guardians and Attorneys
should so indicate when signing.
Shares held on record date:
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