13D Filing: Lone Star Value Management and ATRM Holdings Inc. (ATRM)

In relation to an
amendment to a Loan and Security Agreement by and among a wholly-owned subsidiary of the Issuer (the “Borrower”), the
Issuer and Gerber Finance Inc. (the “Lender”) effective December 22, 2017, Mr. Eberwein executed a Guaranty dated November
20, 2017 (the “Guaranty”) pursuant to which Mr. Eberwein, subject to certain limitations, agreed to guaranty to Lender
the prompt payment when due of all debts, liabilities and obligations of the Borrower to the Lender arising from certain permitted
overadvances extended to the Borrower under such Loan and Security Agreement up to $500,000. The foregoing description of the Guaranty
is qualified in its entirety by reference to the full text of the Guaranty, which is attached as Exhibit 99.1 hereto.

Item 7 is hereby
amended to add the following exhibit:

99.1       Guaranty
Agreement.