SCHEDULE 14A INFORMATION

                  Proxy Statement Pursuant to Section 14(a) of
            the Securities Exchange Act of 1934 (Amendment No.    )

    Filed by the Registrant /x/
    Filed by a party other than the Registrant / /

    Check the appropriate box:
    / /  Preliminary Proxy Statement
    / /  Confidential, for Use of the Commission Only (as permitted by
         Rule 14a-6(e)(2))
    / /  Definitive Proxy Statement
    /x/  Definitive Additional Materials
    / /  Soliciting Material Pursuant to Section 240.14a-12

                            Huntway Refining Company
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                (Name of Registrant as Specified In Its Charter)

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    (Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

/x/  No fee required.

/ /  Fee computed on table below per Exchange Act Rules 14a-6(i)(1)
     and 0-11.

    (1) Title of each class of securities to which transaction applies:

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    (2) Aggregate number of securities to which transaction applies:

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    (3) Per unit price or other underlying value of transaction computed
        pursuant to Exchange Act Rule 0-11 (set forth the amount on which the
        filing fee is calculated and state how it was determined):

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/ / Fee paid previously with preliminary materials.

/ / Check box if any part of the fee is offset as provided by Exchange Act Rule
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    previously. Identify the previous filing by registration statement number,
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                            HUNTWAY REFINING COMPANY


                                                                    May 15, 2001



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                  URGENT REMINDER - YOUR VOTE IS VERY IMPORTANT
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Dear stockholder:

You have previously received proxy material in connection with the special
meeting of stockholders of HUNTWAY REFINING COMPANY to be held on Wednesday, May
30, 2001. According to our latest records, your PROXY VOTE for this meeting HAS
NOT BEEN RECEIVED.

Proposal One, to approve the Agreement and Plan of Merger by and among Huntway
Refining Company, Valero Refining and Marketing Company and HAC Company,
requires approval by an affirmative vote of a majority of all shares
outstanding. Therefore, if you do not vote your shares, you are essentially
voting AGAINST this proposal.

Regardless of the number of shares you own, it is important they be represented
at the meeting. Please follow the instructions on the enclosed voting form to
cast your ballot.



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                     IF YOU HAVE RECENTLY MAILED YOUR PROXY,
              PLEASE ACCEPT OUR THANKS AND DISREGARD THIS REQUEST.
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