COMMON STOCK PURCHASE WARRANTHost America Corp • February 18th, 2005 • Retail-eating places • New York
Company FiledFebruary 18th, 2005 Industry JurisdictionHOST AMERICA CORPORATION, a corporation organized under the laws of the State of Colorado (“CAFE”), hereby certifies that, for value received, LAURUS MASTER FUND, LTD., or assigns (the "Holder"), is entitled, subject to the terms set forth below, to purchase from the Company (as defined herein) from and after the Issue Date of this Warrant and at any time or from time to time before 5:00 p.m., New York time, through the close of business June 23, 2014 (the "Expiration Date"), up to 25,000 fully paid and nonassessable shares of Common Stock (as hereinafter defined), $0.001 par value per share, at the applicable Exercise Price per share (as defined below). The number and character of such shares of Common Stock and the applicable Exercise Price per share are subject to adjustment as provided herein.
ContractUniversal Guardian Holdings Inc • February 15th, 2005 • Services-business services, nec • Delaware
Company FiledFebruary 15th, 2005 Industry JurisdictionTHIS WARRANT AND THE COMMON SHARES ISSUABLE UPON EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THIS WARRANT AND THE COMMON SHARES ISSUABLE UPON EXERCISE OF THIS WARRANT MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED OR HYPOTHECATED IN THE ABSENCE OF AN EFFECTIVE REGISTRATION STATEMENT AS TO THIS WARRANT UNDER SAID ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO UNIVERSAL GUARDIAN HOLDINGS, INC. THAT SUCH REGISTRATION IS NOT REQUIRED.
ContractUniversal Guardian Holdings Inc • February 15th, 2005 • Services-business services, nec • Delaware
Company FiledFebruary 15th, 2005 Industry JurisdictionTHIS WARRANT AND THE COMMON SHARES ISSUABLE UPON EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THIS WARRANT AND THE COMMON SHARES ISSUABLE UPON EXERCISE OF THIS WARRANT MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED OR HYPOTHECATED IN THE ABSENCE OF AN EFFECTIVE REGISTRATION STATEMENT AS TO THIS WARRANT UNDER SAID ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO UNIVERSAL GUARDIAN HOLDINGS, INC. THAT SUCH REGISTRATION IS NOT REQUIRED.
ContractUniversal Guardian Holdings Inc • February 15th, 2005 • Services-business services, nec • Delaware
Company FiledFebruary 15th, 2005 Industry JurisdictionTHIS WARRANT AND THE COMMON SHARES ISSUABLE UPON EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THIS WARRANT AND THE COMMON SHARES ISSUABLE UPON EXERCISE OF THIS WARRANT MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED OR HYPOTHECATED IN THE ABSENCE OF AN EFFECTIVE REGISTRATION STATEMENT AS TO THIS WARRANT UNDER SAID ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO UNIVERSAL GUARDIAN HOLDINGS, INC. THAT SUCH REGISTRATION IS NOT REQUIRED.
QuickLinks -- Click here to rapidly navigate through this documentDigital Angel Corp • December 31st, 2003 • Communications equipment, nec • New York
Company FiledDecember 31st, 2003 Industry JurisdictionTHIS WARRANT AND THE SHARES OF COMMON STOCK ISSUABLE UPON EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THIS WARRANT AND THE COMMON STOCK ISSUABLE UPON EXERCISE OF THIS WARRANT MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED OR HYPOTHECATED IN THE ABSENCE OF AN EFFECTIVE REGISTRATION STATEMENT AS TO THIS WARRANT UNDER SAID ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO DIGITAL ANGEL CORPORATION THAT SUCH REGISTRATION IS NOT REQUIRED.
QuickLinks -- Click here to rapidly navigate through this documentDigital Angel Corp • October 31st, 2003 • Communications equipment, nec • New York
Company FiledOctober 31st, 2003 Industry JurisdictionTHIS WARRANT AND THE SHARES OF COMMON STOCK ISSUABLE UPON EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THIS WARRANT AND THE COMMON STOCK ISSUABLE UPON EXERCISE OF THIS WARRANT MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED OR HYPOTHECATED IN THE ABSENCE OF AN EFFECTIVE REGISTRATION STATEMENT AS TO THIS WARRANT UNDER SAID ACT OR AN OPINION OF COUNSEL REASONABLY SATISFACTORY TO DIGITAL ANGEL CORPORATION THAT SUCH REGISTRATION IS NOT REQUIRED.