UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) ~~OF THE~~

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): March 211, 2015

Summit Materials, LLC

(Exact name of registrant as specified in its charter)

Delaware		333-187556		2624-4138486
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

1550 Wynkoop Street

3rd Floor

Denver, Colorado 80202

(Address of Principal Executive Offices) (Zip Code)

Registrant’s telephone number, including area code: (303) 893-0012

Not Applicable

(Former Name or Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 71.01. ~~Regulation~~Entry FDinto ~~Disclosure~~a Material Definitive Agreement.

On March 211, 2015, Summit Materials, LLC (the “Company”) ~~issued~~and athe ~~notice~~guarantors ofparty ~~conditional~~thereto ~~partial~~entered ~~redemption~~into ~~pursuant~~Amendment No. 3 (“Amendment No. 3”) to the ~~Indenture~~existing Credit Agreement, dated as of January 30, 2012 (~~the~~together ~~“Indenture”)~~with Amendment No. 1, ~~among~~dated as of February 5, 2013, the ~~Company~~Tranche A Revolving Credit Commitment Conversion Agreement, ~~Summit~~dated ~~Materials~~as ~~Finance~~of ~~Corp~~February 11, 2013, and Amendment No. 2, ~~(together~~dated ~~with~~as ~~the~~of ~~Company~~January 16, 2014, the “~~Issuers~~Existing Credit Agreement”), governing the Company’s ~~guarantors~~senior ~~from~~secured ~~time~~credit tofacilities, ~~time~~among ~~party~~the ~~thereto~~Company, ~~and~~the ~~Wilmington~~guarantors ~~Trust,~~party ~~National Association~~thereto, asthe ~~trustee~~several banks and ~~paying~~other ~~agent,~~financial ~~that~~institutions ~~the~~or ~~Issuers~~entities ~~have~~party ~~elected~~thereto toand ~~redeem~~Bank ~~(the~~of ~~“Redemption”)~~America, ~~on April 1~~N.A., ~~2015,~~as ~~$285~~administrative agent,~~000,000 aggregate~~ ~~principal~~collateral ~~amount~~agent, ofL/C issuer ~~their~~and ~~outstanding~~swing ~~10 1⁄2%~~line ~~Senior~~lender. ~~Notes~~Amendment ~~due 2020 (the “Notes”)~~No. 3 ~~The~~took ~~Redemption~~effect ison ~~conditioned~~March 17, ~~upon~~2015, ~~among~~upon ~~other things,~~ the ~~completion~~consummation of the initial public offering of Summit Materials, Inc., ~~which will be~~ the Company’s indirect parent ~~of the Issuers upon consummation of such initial public offering~~.

~~The~~Amendment ~~redemption~~No. 3 ~~price~~amended ~~with~~the ~~respect~~Existing Credit Agreement to, ~~the~~among ~~Notes~~other ~~redeemed~~things: ~~pursuant~~(i) include certain tax distribution language in the Credit Agreement relating to the ~~Redemption~~mechanics ~~will~~contemplated bein ~~equal~~the toTax ~~100.000%~~Receivable Agreement, dated as of ~~$285~~March 11,~~000~~ 2015,~~000~~ ~~aggregate principal~~by ~~amount~~and ofamong ~~such~~Summit ~~Notes~~Materials, ~~plus~~Inc. anand ~~applicable~~each ~~premium,~~of ~~plus~~the ~~accrued~~persons ~~and~~party ~~unpaid~~thereto; ~~interest,~~(ii) increase ifthe ~~any,~~size of the revolving credit facility from $150.0 million to $235.0 million; (iii) extend the ~~applicable~~maturity date of ~~redemption~~the revolving credit facility to five years from the effective date of Amendment No. 3; and (iv) amend certain covenant baskets.

The ~~Company~~foregoing ~~had~~description ~~previously~~of ~~issued~~Amendment ~~notices~~No. 3 ofdoes ~~conditional~~not ~~partial~~purport ~~redemption~~to onbe ~~December 29,~~complete ~~2014~~ and ~~December 30,~~is ~~2014,~~qualified ~~which~~in ~~were subsequently~~its ~~withdrawn~~entirety by reference to the ~~Company.~~full text ~~Therefore~~of such document, ~~the~~which ~~Redemption~~is ~~contemplated~~filed byas ~~the~~Exhibit ~~March 2,~~10.1 ~~2015~~to ~~notice~~this isCurrent ~~the~~Report ~~only~~on ~~currently~~Form ~~pending~~8-K ~~redemption~~and ofis ~~the~~incorporated ~~Notes~~herein by reference.

~~CAUTIONARY~~Item ~~LANGUAGE~~2.03 ~~CONCERNING~~Creation ~~FORWARD~~of a Direct Financial Obligation or an Obligation under an Off-~~LOOKING~~Balance ~~STATEMENTS~~Sheet Arrangement of a Registrant.

~~Information~~The information set forth in ~~this~~Item 1.01 ~~current report contains forward-looking statements within the meaning~~ of ~~the~~this ~~federal~~Current ~~securities~~Report ~~laws~~on ~~and~~Form ~~the Private Securities Litigation Reform Act of 1995. These forward~~8-~~looking~~K ~~statements~~is ~~are~~incorporated ~~subject~~by toreference ~~a number of risks and uncertainties. A discussion of factors that may affect future results is contained~~ in ~~the~~this ~~Company’s filings with the Securities and Exchange Commission~~Item 2. ~~The Company disclaims any obligation to update forward-looking statements, except as may be required by law~~03.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits.

10.1	Amendment No. 3, dated as of March 11, 2015, to the Credit Agreement, dated as of January 30, 2012, by and among Summit Materials, LLC, the guarantors party thereto, Bank of America, N.A., as administrative agent, collateral agent, L/C issuer and swing line lender and the other parties thereto.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: March 2, 2015	SUMMIT MATERIALS, LLC
Date: March 17, 2015		SUMMIT MATERIALS, LLC
	~~By:~~	~~/s/ Anne Lee Benedict~~By:	/s/ Anne Lee Benedict
	~~Name:~~	~~Anne Lee Benedict~~Name:	Anne Lee Benedict
	~~Title:~~	~~Chief Legal Officer~~Title:	Chief Legal Officer

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