**STOCK
        PURCHASE AGREEMENT**
 
 This
        Stock Purchase Agreement (this “Agreement”) is dated as of March 24, 2006 by and
        between Navtech Inc. (“Buyer” or “Company”) and John Bethanis
        (“Seller”).
 
 WHEREAS,
        Buyer intends to purchase from Seller and Seller intends to sell to the Buyer
        620,690 shares of Navtech Inc., on the terms and subject to the conditions
        herein provided.
 
 NOW,
        THEREFORE, in consideration of the mutual representations, warranties, covenants
        and agreements herein made, and upon the terms and subject to the conditions
        herein contained, the Parties agree as follows:
 
 ARTICLE
        I
 PURCHASE
        AND SALE
 
 1.1  Purchase
        and Sale of Shares .
        Upon
        the terms and subject to the conditions of this Agreement and for the
        consideration specified below in Section 1.2, at the Closing (as defined
        in
        Section 1.3), the Buyer agrees to purchase from the Seller, and the Seller
        agrees to sell to the Buyer Six Hundred Twenty Thousand Six Hundred Ninety
        (620,690) shares of Common Stock, par value $0.001 per share, of the Company
        (the “Shares”), together with all rights attached to the Shares.
 
 1.2  Purchase
        Price .
        The
        purchase price for the Shares is One Million Eight Hundred Thousand and One
        Dollars ($1,800,001.00) (the “Purchase Price”) which shall be payable at the
        Closing.
 
 1.3  Closing .
        Upon
        the terms and subject to the satisfaction of the conditions contained in
        this
        Agreement, the closing of the transactions contemplated by this Agreement
        (the
“Closing”) shall take place as soon as reasonably practicable from the date
        hereof, but in no event later than the close of business eastern standard
        time
        April 18, 2006, unless otherwise agreed to by the parties hereto. The date
        on
        which the Closing actually occurs is hereinafter referred to as the “Closing
        Date.” The Closing shall not be deemed complete and title to the Shares and the
        Purchase Price shall not pass to Buyer and Seller, respectively, until all
        the
        closing deliveries contemplated by Section 1.4 shall have been delivered
        and
        Seller has completed the sale of certain other shares of the Company to
        Cambridge Information Group, Inc. (“CIG”) pursuant to a Stock Purchase Agreement
        with CIG of even date herewith.
 
 1.4  Closing
        Deliveries .
        At the
        Closing, (i) Seller shall deliver to Buyer the Shares either by delivering
        certificates representing the Shares accompanied by duly executed stock powers,
        executed in blank transferring such Shares to Buyer or (to the extent the
        Shares
        are held by a nominee or custodian on Seller’s behalf) by electronic credit to a
        brokerage account of Buyer in accordance with the instructions set forth
        on
        Schedule I hereto and (ii) Buyer shall pay to Seller the Purchase Price by
        wire
        transfer in immediately available funds in accordance with the wire transfer
        instructions set forth on Schedule II hereto.
 
 
 
 ARTICLE
        II
 REPRESENTATIONS
 
 2.1  Representations
        of Seller .
        Seller
        represents and warrants to Buyer as of the date hereof and as of the Closing
        Date that: (i) he is the sole beneficial owner of the Shares, **** and
        that
        the Shares are **** free
        and
        clear of all liens, claims and encumbrances or claims of any kind and any
        restrictions on transfer (other than under applicable securities laws)
        whatsoever and, upon delivery of the items described in Section 1.4 above,
        good
        and valid title to the Shares will transfer to the Buyers; (ii) this Agreement
        has been duly authorized, executed and delivered by Seller and constitutes
        Seller’s legal, valid and binding obligation, enforceable against it in
        accordance with its terms; (iii) neither the execution and the delivery of
        this
        Agreement, nor the consummation of the transaction contemplated hereby, will
        violate any statute, agreement, regulation, rule, injunction, judgment, order,
        decree, ruling, charge, or other restriction of any government, governmental
        agency or court to which the Seller is subject; (iv) he has such knowledge
        and
        experience in financial and business matters that he is capable of evaluating
        the merits and risks of selling the Shares and has had the opportunity to
        discuss the Company’s business, management and financial affairs with the
        Company’s management; and (v) he has not engaged a broker or finder in
        connection with this Agreement or the transactions contemplated hereby.
 
 2.3  Representations
        of Buyer .
        The
        Buyer represents and warrants to Seller as of the date hereof and as of the
        Closing Date that: (i) this Agreement has been duly executed and delivered
        by
        Buyer and constitutes its legal, valid and binding obligation, enforceable
        against it in accordance with its terms; and (ii) the execution, delivery
        and
        performance of this Agreement has been duly authorized by all necessary
        corporate action of the Buyer.
 
 2.4   Survival
        of Representations .
        The
        representations and warranties of Seller and Buyer contained in this Article
        II
        shall survive the Closing.
 
 ARTICLE
        III
 RELEASE
 
 3.
            Release. 
 a.  In
        consideration of the agreements contained herein and for other good and valuable
        consideration, the receipt and sufficiency of which is hereby acknowledged,
        the
        Seller, for himself, his successors, assigns, employees, and agents
        (collectively, the “Seller Parties”), hereby acquits, releases and forever
        discharges the Company and its officers, stockholders, agents, employees,
        contractors, representatives, predecessors, successors, and assigns
        (collectively, the “Company Parties”), from all manner of actions, causes,
        causes of actions, suits, complaints, proceedings, debts, dues, contracts,
        judgments, damages, torts, claims, statutory and court violations, and demands
        whatsoever, in law or equity, known or known, mature or unmatured, accrued
        or
        unaccrued that any of the Seller Parties had, have, or may hereafter have
        against any of the Company Parties arising from the beginning of time up
        to and
        including the Closing Date relating to the Seller’s investment in the Company or
        ownership of the Shares, but excluding any claims relating to the Buyer’s
        failure to perform under this Agreement.
 
 2
 b.  The
        Seller, understands, acknowledges and agrees that the release set forth above
        may be pleaded as a full and complete defense and may be used as a basis
        for an
        injunction against any action, suit or other proceeding which may be instituted,
        prosecuted or attempted in breach of the provisions of such
        release.
 
 c.  The
        Seller agrees that no fact, event, circumstance, evidence or transaction
        which
        could now be asserted or which may hereafter be discovered shall affect in
        any
        manner the final, absolute and unconditional nature of the release set forth
        above.
 
 ARTICLE
        IV
 GENERAL
        PROVISIONS
 
 4.1  Entire
        Agreement; Binding Effect .
        This
        Agreement contains the entire understanding of the parties hereto with regard
        to
        the subject matter contained herein and supersedes all prior agreements or
        understandings among the parties hereto with regard to the subject matter
        contained herein. This Agreement shall be binding upon and shall inure to
        the
        benefit of the parties hereto and their respective heirs, executors,
        administrators, successors and/or permitted assigns.
 
 4.2  Execution
        in Counterparts .
        This
        Agreement may be executed in one or more counterparts (including by facsimile
        signature), each of which shall be an original and all of which, taken together,
        shall constitute one instrument.
 
 4.3  Governing
        Law .
        This
        Agreement shall be governed by and construed in accordance with the internal
        laws (as opposed to the conflicts of law provisions) of the State of
        Delaware.
 
 4.3  Expenses. The
        Buyer and the Seller shall each bear their own expenses with respect to this
        Agreement and the transactions contemplated hereby.
 
 4.4  Severability. The
        invalidity or unenforceability of any provision of this Agreement shall not
        affect the validity or enforceability of any other provision
        hereof.
 
 4.5  Specific
        Performance . **** The
        Buyer
        and the Seller each hereby acknowledge and agree that, in the event of a
        breach
        of any of the obligations contained herein, the other may suffer irreparable
        harm and significant injury which may be difficult to ascertain or which
        may not
        be compensable by money damages and for which such party shall have no adequate
        remedy available at law. Accordingly, the parties agree that each party will
        have the right to seek and obtain immediate injunctive relief or other equitable
        relief from a court of competent jurisdiction as may be necessary or appropriate
        either to enforce the obligations under this Agreement or to prevent or curtail
        any actual or threatened breach hereof, including a breach of any
        representations or warranties set forth herein.  ****
 
 3
 In
        witness whereof, the parties have executed this Agreement as of the date
        first
        set forth above.
 
 
 **BUYER:**
 
 **Navtech,
        Inc.**
 
 
 
 By:
        _______________________
 Name:
        David Strucke
 Title:
        President
 
 
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 **SELLER:**
 
 **John
        Bethanis**
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