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Summit Materials, Inc., et al. – ‘10-K’ for 12/30/23 – ‘EX-23.1’

On:  Thursday, 2/15/24, at 1:02pm ET   ·   For:  12/30/23   ·   Accession #:  1628280-24-4995   ·   File #s:  1-36873, 333-187556

Previous ‘10-K’:  ‘10-K’ on 2/16/23 for 12/31/22   ·   Latest ‘10-K’:  This Filing   ·   37 References:   

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  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/15/24  Summit Materials, Inc.            10-K       12/30/23  142:28M                                    Workiva Inc Wde… FA01/FA
          Summit Materials, LLC

Annual Report   —   Form 10-K   —   SEA’34

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   3.29M 
 2: EX-4.1      Instrument Defining the Rights of Security Holders  HTML     75K 
 3: EX-21       Subsidiaries List                                   HTML     51K 
 4: EX-23.1     Consent of Expert or Counsel                        HTML     37K 
 5: EX-23.2     Consent of Expert or Counsel                        HTML     38K 
14: EX-95.1     Mine-Safety Disclosure                              HTML   1.23M 
15: EX-97.1     Clawback Policy re: Recovery of Erroneously         HTML     53K 
                Awarded Compensation                                             
16: EX-99.1     Miscellaneous Exhibit                               HTML   1.90M 
 6: EX-31.1     Certification -- §302 - SOA'02                      HTML     41K 
 7: EX-31.2     Certification -- §302 - SOA'02                      HTML     41K 
 8: EX-31.3     Certification -- §302 - SOA'02                      HTML     41K 
 9: EX-31.4     Certification -- §302 - SOA'02                      HTML     41K 
10: EX-32.1     Certification -- §906 - SOA'02                      HTML     39K 
11: EX-32.2     Certification -- §906 - SOA'02                      HTML     39K 
12: EX-32.3     Certification -- §906 - SOA'02                      HTML     39K 
13: EX-32.4     Certification -- §906 - SOA'02                      HTML     39K 
22: R1          Cover                                               HTML    122K 
23: R2          Audit Information                                   HTML     45K 
24: R3          Consolidated Balance Sheets - Summit Materials Inc  HTML    175K 
25: R4          Consolidated Balance Sheets - Summit Materials Inc  HTML     51K 
                (Parenthetical)                                                  
26: R5          Consolidated Balance Sheets - Summit Materials LLC  HTML    160K 
27: R6          Consolidated Statements of Operations - Summit      HTML    139K 
                Materials Inc                                                    
28: R7          Consolidated Statements of Operations - Summit      HTML    111K 
                Materials LLC                                                    
29: R8          Consolidated Statements of Comprehensive Income -   HTML     79K 
                Summit Materials Inc                                             
30: R9          Consolidated Statements of Comprehensive Income -   HTML     69K 
                Summit Materials LLC                                             
31: R10         Consolidated Statements of Cash Flows - Summit      HTML    139K 
                Materials Inc                                                    
32: R11         Consolidated Statements of Cash Flows - Summit      HTML    153K 
                Materials LLC                                                    
33: R12         Consolidated Statements of Changes in               HTML    124K 
                Stockholders' Equity - Summit Materials Inc                      
34: R13         Consolidated Statements of Changes in Member's      HTML     84K 
                Interest - Summit Materials LLC                                  
35: R14         Consolidated Statements of Changes in               HTML     39K 
                Stockholders' Equity - Summit Materials Inc                      
                (Parenthetical)                                                  
36: R15         Summary of Organization and Significant Accounting  HTML    118K 
                Policies                                                         
37: R16         Acquisitions and Dispositions                       HTML    102K 
38: R17         Goodwill                                            HTML     87K 
39: R18         Revenue Recognition                                 HTML    107K 
40: R19         Inventories                                         HTML     57K 
41: R20         Property, Plant and Equipment, net and              HTML    155K 
                Intangibles, net                                                 
42: R21         Accrued Expenses                                    HTML     66K 
43: R22         Debt                                                HTML    123K 
44: R23         Income Taxes                                        HTML    166K 
45: R24         Earnings Per Share                                  HTML     72K 
46: R25         Stockholder's Equity/Members' Interest              HTML    111K 
47: R26         Supplemental Cash Flow Information                  HTML     79K 
48: R27         Stock-Based Compensation                            HTML    152K 
49: R28         Employee Benefit Plans                              HTML    475K 
50: R29         Accrued Mining and Landfill Reclamation             HTML     65K 
51: R30         Commitments and Contingencies                       HTML     52K 
52: R31         Leases                                              HTML    256K 
53: R32         Fair Value of Financial Instruments                 HTML     94K 
54: R33         Segment Information                                 HTML    202K 
55: R34         Subsequent Event - Acquisition of Argos North       HTML     58K 
                America Corp                                                     
56: R35         Senior Notes' Guarantor and Non-Guarantor           HTML    466K 
                Financial Information                                            
57: R36         Summary of Organization and Significant Accounting  HTML    147K 
                Policies (Policies)                                              
58: R37         Acquisitions and Dispositions (Tables)              HTML    100K 
59: R38         Goodwill (Tables)                                   HTML     85K 
60: R39         Revenue Recognition (Tables)                        HTML    109K 
61: R40         Inventories (Tables)                                HTML     58K 
62: R41         Property, Plant and Equipment, net and              HTML    150K 
                Intangibles, net (Tables)                                        
63: R42         Accrued Expenses (Tables)                           HTML     65K 
64: R43         Debt (Tables)                                       HTML     94K 
65: R44         Income Taxes (Tables)                               HTML    156K 
66: R45         Earnings Per Share (Tables)                         HTML     74K 
67: R46         Stockholder's Equity/Members' Interest (Tables)     HTML    104K 
68: R47         Supplemental Cash Flow Information (Tables)         HTML     78K 
69: R48         Stock-Based Compensation (Tables)                   HTML    130K 
70: R49         Employee Benefit Plans (Tables)                     HTML    510K 
71: R50         Accrued Mining and Landfill Reclamation (Tables)    HTML     62K 
72: R51         Leases (Tables)                                     HTML    434K 
73: R52         Fair Value of Financial Instruments (Tables)        HTML     82K 
74: R53         Segment Information (Tables)                        HTML    196K 
75: R54         Subsequent Event - Acquisition of Argos North       HTML     53K 
                America Corp (Tables)                                            
76: R55         Senior Notes' Guarantor and Non-Guarantor           HTML    469K 
                Financial Information (Tables)                                   
77: R56         Summary of Organization and Significant Accounting  HTML     95K 
                Policies - Narrative (Details)                                   
78: R57         Summary of Organization and Significant Accounting  HTML     45K 
                Policies - Prior Year Reclassifications (Details)                
79: R58         Acquisitions and Dispositions - Acquisitions by     HTML     47K 
                Region (Details)                                                 
80: R59         Acquisitions and Dispositions - Summary of Assets   HTML     82K 
                Acquired and Liabilities Assumed (Detail)                        
81: R60         Acquisitions and Dispositions - Contractual         HTML     90K 
                Obligations (Details)                                            
82: R61         Goodwill - Narrative (Details)                      HTML     53K 
83: R62         Goodwill - Summary of Goodwill by Reportable        HTML     68K 
                Segments (Details)                                               
84: R63         Revenue Recognition - By Product (Details)          HTML     66K 
85: R64         Revenue Recognition - Contract Assets and           HTML     58K 
                Liabilities (Details)                                            
86: R65         Revenue Recognition - Summary of Accounts           HTML     60K 
                Receivable, Net (Details)                                        
87: R66         Inventories (Details)                               HTML     53K 
88: R67         Property, Plant and Equipment, net and              HTML    117K 
                Intangibles, net - Components of Property, Plant                 
                and Equipment (Details)                                          
89: R68         Property, Plant and Equipment, net and              HTML     81K 
                Intangibles, net - Narrative (Details)                           
90: R69         Property, Plant and Equipment, net and              HTML     92K 
                Intangibles, net - Intangible Assets (Details)                   
91: R70         Accrued Expenses (Details)                          HTML     62K 
92: R71         Debt - Schedule of Debt (Details)                   HTML     80K 
93: R72         Debt - Schedule of Contractual Payments of          HTML     68K 
                Long-Term Debt (Details)                                         
94: R73         Debt - Senior Notes (Details)                       HTML    110K 
95: R74         Debt - Senior Secured Credit Facilities (Details)   HTML    128K 
96: R75         Debt - Summary of Activity for Deferred Financing   HTML     50K 
                Fees (Details)                                                   
97: R76         Debt - Other Narrative (Details)                    HTML     78K 
98: R77         Income Taxes - Components of Income Tax Benefit     HTML     51K 
                (Detail)                                                         
99: R78         Income Taxes - Schedule of Income Tax Benefit       HTML     69K 
                (Expense) (Details)                                              
100: R79         Income Taxes - Components of Net Deferred Income    HTML     71K  
                Tax Assets and Liabilities (Detail)                              
101: R80         Income Taxes - Narrative (Details)                  HTML     95K  
102: R81         Incomes Taxes - Deferred Tax Asset Valuation        HTML     45K  
                Allowance (Details)                                              
103: R82         Income Taxes - TRA Liability (Details)              HTML     57K  
104: R83         Earnings Per Share (Details)                        HTML     90K  
105: R84         Stockholders' Equity/Members' Interest - Narrative  HTML     62K  
                (Details)                                                        
106: R85         Stockholders' Equity/Members' Interest - Change in  HTML     68K  
                Ownership (Details)                                              
107: R86         Stockholders' Equity/Members' Interest -            HTML     78K  
                Accumulated Other Comprehensive Income (Loss)                    
                (Details)                                                        
108: R87         Supplemental Cash Flow Information (Details)        HTML     70K  
109: R88         Stock-Based Compensation - Narrative (Details)      HTML    130K  
110: R89         Stock-Based Compensation - Summary of Award         HTML    145K  
                Activity (Details)                                               
111: R90         Stock-Based Compensation - Summary of Performance   HTML     58K  
                Stock Estimation (Details)                                       
112: R91         Employee Benefit Plans - Narrative (Details)        HTML     76K  
113: R92         Employee Benefit Plans - Obligations and Funded     HTML    124K  
                Status (Detail)                                                  
114: R93         Employee Benefit Plans - Amounts Recognized in      HTML     65K  
                Other Comprehensive (Gain) Loss (Detail)                         
115: R94         Employee Benefit Plans - Components of Net          HTML     70K  
                Periodic Benefit Cost (Detail)                                   
116: R95         Employee Benefit Plans - Weighted-Average           HTML     50K  
                Assumptions Used to Determine Benefit Obligations                
                (Detail)                                                         
117: R96         Employee Benefit Plans - Weighted-Average           HTML     51K  
                Assumptions Used to Determine Net Periodic Benefit               
                Cost (Detail)                                                    
118: R97         Employee Benefit Plans - Fair Value of Company's    HTML    174K  
                Pension Plans' Assets (Detail)                                   
119: R98         Employee Benefit Plans - Estimated Benefit          HTML     62K  
                Payments (Detail)                                                
120: R99         Employee Benefit Plans - Multiemployer Plans        HTML     54K  
                (Details)                                                        
121: R100        Accrued Mining and Landfill Reclamation -           HTML     47K  
                Narrative (Detail)                                               
122: R101        Accrued Mining and Landfill Reclamation - Activity  HTML     56K  
                for Asset Retirement Obligations (Details)                       
123: R102        Commitments and Contingencies (Details)             HTML     43K  
124: R103        Leases - Operating and Finance Leases (Details)     HTML    155K  
125: R104        Leases - Narrative (Detail)                         HTML     42K  
126: R105        Leases - Schedule of Minimum Contractual            HTML     50K  
                Agreements Under Royalty Agreements (Details)                    
127: R106        Fair Value of Financial Instruments - Fair Value    HTML     48K  
                Measurements (Details)                                           
128: R107        Fair Value of Financial Instruments - Carrying      HTML     64K  
                Value and Fair Value of Financial Instruments                    
                (Details)                                                        
129: R108        Fair Value of Financial Instruments - Narrative     HTML     45K  
                (Details)                                                        
130: R109        Segment Information - Narrative (Details)           HTML     45K  
131: R110        Segment Information - Financial Data (Details)      HTML    127K  
132: R111        Subsequent Event - Acquisition of Argos North       HTML     86K  
                America Corp - Narrative (Details)                               
133: R112        Subsequent Event - Acquisition of Argos North       HTML     47K  
                America Corp - Summary of Pro Forma Revenue and                  
                Net Income (Details)                                             
134: R113        Senior Notes' Guarantor and Non-Guarantor           HTML    207K  
                Financial Information - Schedule of Condensed                    
                Consolidating Balance Sheets (Details)                           
135: R114        Senior Notes' Guarantor and Non-Guarantor           HTML    111K  
                Financial Information - Schedule of Condensed                    
                Consolidating Statements of Operations and                       
                Comprehensive Income (Details)                                   
136: R115        Senior Notes' Guarantor and Non-Guarantor           HTML    149K  
                Financial Information - Schedule of Condensed                    
                Consolidating Statements of Cash Flows (Details)                 
137: R9999       Uncategorized Items - _IXDS                         HTML     40K  
139: XML         IDEA XML File -- Filing Summary                      XML    254K  
142: XML         XBRL Instance -- sum-20231230_htm                    XML   8.35M  
138: EXCEL       IDEA Workbook of Financial Report Info              XLSX    338K  
18: EX-101.CAL  XBRL Calculations -- sum-20231230_cal                XML    416K 
19: EX-101.DEF  XBRL Definitions -- sum-20231230_def                 XML   2.32M 
20: EX-101.LAB  XBRL Labels -- sum-20231230_lab                      XML   2.88M 
21: EX-101.PRE  XBRL Presentations -- sum-20231230_pre               XML   2.50M 
17: EX-101.SCH  XBRL Schema -- sum-20231230                          XSD    331K 
140: JSON        XBRL Instance as JSON Data -- MetaLinks              766±  1.22M  
141: ZIP         XBRL Zipped Folder -- 0001628280-24-004995-xbrl      Zip   1.45M  


‘EX-23.1’   —   Consent of Expert or Counsel


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Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in the registration statements (No. 333-258487, 333-202669, 333-210036 and 333-269149) on Forms S-8 and S-3 of our reports dated February 15, 2024, with respect to the consolidated financial statements of Summit Materials, Inc. and the effectiveness of internal control over financial reporting.

                                /s/ KPMG LLP

Denver, Colorado
February 15, 2024
 



Dates Referenced Herein

This ‘10-K’ Filing    Date    Other Filings
Filed on:2/15/24None on these Dates
For Period end:12/30/23
 List all Filings 


37 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/12/24  Summit Materials, Inc.            8-K/A:1,9   1/12/24   23:2.4M                                   Davis Polk & … LLP 01/FA
 1/12/24  Summit Materials, Inc.            8-K:1,2,3,5 1/12/24   17:3M                                     Davis Polk & … LLP 01/FA
12/14/23  Summit Materials, LLC             8-K:1,2,9  12/14/23   12:1.6M                                   Toppan Merrill/FA
11/02/23  Summit Materials, Inc.            10-Q        9/30/23   99:18M                                    Workiva Inc Wde… FA01/FA
 9/08/23  Summit Materials, Inc.            8-K:1,9     9/07/23   12:1.2M                                   Davis Polk & … LLP 01/FA
 8/03/23  Summit Materials, Inc.            10-Q        7/01/23   96:18M                                    Workiva Inc Wde… FA01/FA
 5/04/23  Summit Materials, Inc.            10-Q        4/01/23   95:17M                                    Workiva Inc Wde… FA01/FA
 3/01/23  Summit Materials, Inc.            8-K:5,7,9   3/01/23   12:212K                                   Workiva Inc Wde… FA01/FA
 2/16/23  Summit Materials, Inc.            10-K       12/31/22  136:31M                                    Workiva Inc Wde… FA01/FA
 1/10/23  Summit Materials, Inc.            8-K:1,2,9   1/10/23   12:2.1M                                   Toppan Merrill/FA
12/14/22  Summit Materials, Inc.            8-K:1,2,9  12/14/22   12:2.2M                                   Toppan Merrill/FA
11/21/22  Summit Materials, Inc.            8-K:5,9    11/16/22   11:411K                                   Workiva Inc Wde… FA01/FA
11/16/22  Summit Materials, Inc.            8-K:5,7,9  11/15/22   13:323K                                   Workiva Inc Wde… FA01/FA
 9/12/22  Summit Materials, Inc.            8-K:5,7,9   9/08/22   12:8.8M                                   Workiva Inc Wde… FA01/FA
 8/05/21  Summit Materials, Inc.            10-Q        7/03/21   90:19M                                    Workiva Inc Wde… FA01/FA
 5/19/21  Summit Materials, Inc.            8-K:3,5,7,9 5/19/21   17:1.2M                                   Workiva Inc Wde… FA01/FA
 5/11/21  Summit Materials, Inc.            10-Q        4/03/21   89:16M                                    Workiva Inc Wde… FA01/FA
10/28/20  Summit Materials, Inc.            10-Q        9/26/20   88:20M                                    Workiva Inc Wde… FA01/FA
 8/11/20  Summit Materials, Inc.            8-K:1,2,9   8/11/20   12:1.6M                                   Toppan Merrill/FA
 8/03/20  Summit Materials, Inc.            8-K:5,9     7/30/20   11:315K                                   Toppan Merrill/FA
 7/22/20  Summit Materials, Inc.            8-K:5,7,9   7/20/20   13:533K                                   Toppan Merrill/FA
10/30/19  Summit Materials, Inc.            10-Q        9/28/19   89:21M                                    Workiva Inc Wde… FA01/FA
 3/15/19  Summit Materials, Inc.            8-K:1,2,9   3/15/19    2:1.4M                                   Toppan Merrill/FA
 2/25/19  Summit Materials, Inc.            8-K:1,9     2/25/19    2:179K                                   Toppan Merrill/FA
 5/22/18  Summit Materials, Inc.            8-K:1,9     5/22/18    2:115K                                   Toppan Merrill/FA
12/21/17  Summit Materials, Inc.            8-K:5,9    12/15/17    3:304K                                   Toppan Merrill/FA
11/21/17  Summit Materials, Inc.            8-K:1,9    11/21/17    2:1.7M                                   Toppan Merrill/FA
 1/19/17  Summit Materials, Inc.            8-K:1,9     1/19/17    2:117K                                   Toppan Merrill/FA
 5/04/16  Summit Materials, Inc.            10-Q        4/02/16   92:21M                                    Toppan Merrill Bridge/FA
11/03/15  Summit Materials, Inc.            10-Q        9/26/15   89:10M                                    Donnelley … Solutions/FA
 7/20/15  Summit Materials, Inc.            8-K:1,2,7,9 7/17/15    4:2.2M                                   Donnelley … Solutions/FA
 3/17/15  Summit Materials, Inc.            8-K:1,3,5,8 3/11/15   10:2M                                     Donnelley … Solutions/FA
 3/02/15  Summit Materials, Inc.            S-1/A                  7:5.4M                                   Donnelley … Solutions/FA
 1/09/15  Summit Materials, Inc.            S-1/A                 19:5.9M                                   Donnelley … Solutions/FA
 3/07/14  Summit Materials, LLC             10-K       12/28/13  129:17M                                    Donnelley … Solutions/FA
12/04/13  Summit Materials, LLC             8-K/A:5,9  12/03/13    2:86K                                    Donnelley … Solutions/FA
 3/27/13  Kilgore Companies, LLC            S-4¶                 116:11M                                    Donnelley … Solutions/FA
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Filing Submission 0001628280-24-004995   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

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