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Plug Power Inc. – ‘10-K’ for 12/31/20 – ‘EX-31.2’

On:  Friday, 5/14/21, at 6:20am ET   ·   For:  12/31/20   ·   Accession #:  1558370-21-7147   ·   File #:  1-34392

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

 5/14/21  Plug Power Inc.                   10-K       12/31/20  138:42M                                    Toppan Merrill Bridge/FA

Annual Report   —   Form 10-K

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   5.95M 
 2: EX-3.9      Articles of Incorporation/Organization or Bylaws    HTML    115K 
 3: EX-4.6      Instrument Defining the Rights of Security Holders  HTML     52K 
 4: EX-10.2     Material Contract                                   HTML     77K 
 5: EX-10.3     Material Contract                                   HTML    113K 
 6: EX-10.31    Material Contract                                   HTML    176K 
 7: EX-10.32    Material Contract                                   HTML    315K 
 8: EX-23.1     Consent of Expert or Counsel                        HTML     43K 
 9: EX-31.1     Certification -- §302 - SOA'02                      HTML     44K 
10: EX-31.2     Certification -- §302 - SOA'02                      HTML     44K 
11: EX-32.1     Certification -- §906 - SOA'02                      HTML     40K 
12: EX-32.2     Certification -- §906 - SOA'02                      HTML     40K 
19: R1          Document and Entity Information                     HTML     99K 
20: R2          Consolidated Balance Sheets                         HTML    153K 
21: R3          Consolidated Balance Sheets (Parenthetical)         HTML     68K 
22: R4          Consolidated Statements of Operations               HTML    153K 
23: R5          Consolidated Statements of Comprehensive Loss       HTML     60K 
24: R6          Consolidated Statements of Stockholders' Equity     HTML    173K 
                (Deficit)                                                        
25: R7          Consolidated Statements of Stockholders' Equity     HTML     45K 
                (Deficit) (Parenthetical)                                        
26: R8          Consolidated Statements of Cash Flows               HTML    167K 
27: R9          Nature of Operations                                HTML     57K 
28: R10         Restatement of Previously Issued Consolidated       HTML    969K 
                Financial Statements                                             
29: R11         Unaudited Quarterly Financial data and Restatement  HTML   4.15M 
                of Previously Issued Unaudited Interim Condensed                 
                Consolidated Financial Statements                                
30: R12         Summary of Significant Accounting Policies          HTML    187K 
31: R13         Acquisitions                                        HTML     94K 
32: R14         Earnings Per Share                                  HTML     87K 
33: R15         Inventory                                           HTML     54K 
34: R16         Property, Plant and Equipment                       HTML     60K 
35: R17         Equipment Related to Power Purchase Agreements and  HTML     52K 
                Fuel Delivered to Customers, net                                 
36: R18         Intangible Assets and Goodwill                      HTML     90K 
37: R19         Accrued Expenses                                    HTML     57K 
38: R20         Operating and Finance Lease Liabilities             HTML     92K 
39: R21         Finance Obligations                                 HTML     78K 
40: R22         Long-Term Debt                                      HTML     50K 
41: R23         Convertible Senior Notes                            HTML    104K 
42: R24         Stockholders' Equity                                HTML     49K 
43: R25         Redeemable Convertible Preferred Stock              HTML     42K 
44: R26         Warrant Transaction Agreements                      HTML     65K 
45: R27         Revenue                                             HTML    111K 
46: R28         Employee Benefit Plans                              HTML    112K 
47: R29         Income Taxes                                        HTML    280K 
48: R30         Commitments and Contingencies                       HTML     46K 
49: R31         Subsequent Events                                   HTML     42K 
50: R32         Summary of Significant Accounting Policies          HTML    250K 
                (Policies)                                                       
51: R33         Restatement of Previously Issued Consolidated       HTML    953K 
                Financial Statements (Tables)                                    
52: R34         Unaudited Quarterly Financial data and Restatement  HTML    149K 
                of Previously Issued Unaudited Interim Condensed                 
                Consolidated Financial Statements (Tables)                       
53: R35         Summary of Significant Accounting Policies          HTML    103K 
                (Tables)                                                         
54: R36         Acquisitions (Tables)                               HTML     79K 
55: R37         Earnings Per Share (Tables)                         HTML     87K 
56: R38         Inventory (Tables)                                  HTML     54K 
57: R39         Property, Plant and Equipment (Tables)              HTML     59K 
58: R40         Equipment Related to Power Purchase Agreements and  HTML     50K 
                Fuel Delivered to Customers, net (Tables)                        
59: R41         Intangible Assets and Goodwill (Tables)             HTML     88K 
60: R42         Accrued Expenses (Tables)                           HTML     56K 
61: R43         Operating and Finance Lease Liabilities (Tables)    HTML     89K 
62: R44         Finance Obligations (Tables)                        HTML     90K 
63: R45         Long-Term Debt (Tables)                             HTML     44K 
64: R46         Convertible Senior Notes (Tables)                   HTML     47K 
65: R47         Amazon.com, Inc. Transaction Agreement (Tables)     HTML     50K 
66: R48         Revenue (Tables)                                    HTML    110K 
67: R49         Employee Benefit Plans (Tables)                     HTML    106K 
68: R50         Income Taxes (Tables)                               HTML    279K 
69: R51         Nature of Operations (Details)                      HTML    149K 
70: R52         Restatement of Previously Issued Consolidated       HTML    170K 
                Financial Statements - Restatement Background                    
                (Details)                                                        
71: R53         Restatement of Previously Issued Consolidated       HTML     63K 
                Financial Statements - Research and development                  
                expense (Details)                                                
72: R54         Restatement of Previously Issued Consolidated       HTML    226K 
                Financial Statements - Consolidated Balance Sheets               
                (Details)                                                        
73: R55         Restatement of Previously Issued Consolidated       HTML     75K 
                Financial Statements - Consolidated Balance Sheets               
                (Narrative) (Details)                                            
74: R56         Restatement of Previously Issued Consolidated       HTML    232K 
                Financial Statements - Consolidated Statements of                
                Income (Details)                                                 
75: R57         Restatement of Previously Issued Consolidated       HTML     80K 
                Financial Statements - Consolidated Statements of                
                Comprehensive Income (Details)                                   
76: R58         Restatement of Previously Issued Consolidated       HTML     96K 
                Financial Statements - Consolidated Statements of                
                Stockholders' Equity (Details)                                   
77: R59         Restatement of Previously Issued Consolidated       HTML    273K 
                Financial Statements - Consolidated Statements of                
                Cash Flows (Details)                                             
78: R60         Unaudited Quarterly Financial data and Restatement  HTML    226K 
                of Previously Issued Unaudited Interim Condensed                 
                Consolidated Financial Statements - Consolidated                 
                Balance Sheets (Details)                                         
79: R61         Unaudited Quarterly Financial data and Restatement  HTML     65K 
                of Previously Issued Unaudited Interim Condensed                 
                Consolidated Financial Statements - Consolidated                 
                Balance Sheets (Narrative) (Details)                             
80: R62         Unaudited Quarterly Financial data and Restatement  HTML    229K 
                of Previously Issued Unaudited Interim Condensed                 
                Consolidated Financial Statements - Consolidated                 
                Statements of Income (Details)                                   
81: R63         Unaudited Quarterly Financial data and Restatement  HTML     73K 
                of previously Issued Unaudited interim Condensed                 
                Consolidated Financial Statements - Consolidated                 
                Statements of Comprehensive Income (Details)                     
82: R64         Unaudited Quarterly Financial data and Restatement  HTML     96K 
                of Previously Issued Unaudited interim Condensed                 
                Consolidated Financial Statements - Condensed                    
                Consolidated Statements of Stockholders' Equity                  
                (Details)                                                        
83: R65         Unaudited Quarterly Financial data and Restatement  HTML    270K 
                of Previously Issued Unaudited interim Condensed                 
                Consolidated Financial Statements - Consolidated                 
                Statements of Cash Flows (Details)                               
84: R66         Unaudited Quarterly Financial data and Restatement  HTML     56K 
                of Previously Issued Unaudited interim Condensed                 
                Consolidated Financial Statements - Narrative                    
                (Details)                                                        
85: R67         Unaudited Quarterly Financial data and Restatement  HTML    199K 
                of Previously Issued Unaudited Interim Condensed                 
                Consolidated Financial Statements - Additional                   
                Information (Details)                                            
86: R68         Summary of Significant Accounting Policies          HTML    122K 
                (Details)                                                        
87: R69         Summary of Significant Accounting Policies -        HTML     46K 
                Accrual for loss contracts (Details)                             
88: R70         Summary of Significant Accounting Policies - Fair   HTML     56K 
                value measurements (Details)                                     
89: R71         Acquisitions - Fair value of consideration          HTML     49K 
                (Details)                                                        
90: R72         Acquisitions - Allocation Of Purchase Price         HTML     74K 
                (Details)                                                        
91: R73         Acquisitions - Goodwill (Details)                   HTML     51K 
92: R74         Acquisitions - Narratives (Details)                 HTML    121K 
93: R75         Earnings Per Share - Basic and Diluted Components   HTML     49K 
                (Details)                                                        
94: R76         Earnings Per Share - Dilutive Potential Common      HTML    117K 
                Shares (Details)                                                 
95: R77         Inventory (Details)                                 HTML     50K 
96: R78         Property, Plant and Equipment (Details)             HTML     59K 
97: R79         Equipment Related to Power Purchase Agreements and  HTML     48K 
                Fuel Delivered to Customers, net (Details)                       
98: R80         Equipment Related to Power Purchase Agreements and  HTML     46K 
                Fuel Delivered to Customers, net - Future minimum                
                lease payments (Details)                                         
99: R81         Intangible Assets and Goodwill - Gross Carrying     HTML     86K 
                Amount (Details)                                                 
100: R82         Intangible Assets and Goodwill - Estimated          HTML     58K  
                Amortization Expense (Details)                                   
101: R83         Accrued Expenses (Details)                          HTML     54K  
102: R84         Operating and Finance Lease Liabilities -           HTML     68K  
                Narrative (Details)                                              
103: R85         Operating and Finance Lease Liabilities - Future    HTML     90K  
                minimum lease payments under operating and finance               
                leases (Details)                                                 
104: R86         Operating and Finance Lease Liabilities - Other     HTML     45K  
                information related to the operating leases                      
                (Details)                                                        
105: R87         Operating and Finance Lease Liabilities - Other     HTML     45K  
                information related to the finance leases                        
                (Details)                                                        
106: R88         Finance Obligations - Narrative (Details)           HTML     58K  
107: R89         Finance Obligations - Future minimum payments       HTML     70K  
                under finance obligations (Details)                              
108: R90         Finance Obligations - Other information related to  HTML     48K  
                finance obligations (Details)                                    
109: R91         Long-Term Debt (Details)                            HTML     96K  
110: R92         Convertible Senior Notes - Net proceeds (Details)   HTML    223K  
111: R93         Convertible Senior Notes (Details)                  HTML     63K  
112: R94         Convertible Senior Notes - Conversion (Details)     HTML     58K  
113: R95         Convertible Senior Notes - Capped Call and Common   HTML     84K  
                Stock Forward (Details)                                          
114: R96         Stockholders' Equity - Common Stock and Warrants    HTML    106K  
                (Details)                                                        
115: R97         Redeemable Convertible Preferred Stock (Details)    HTML     65K  
116: R98         Warrant Transaction Agreements - Amazon.com, Inc.   HTML    117K  
                Transaction Agreement (Details)                                  
117: R99         Warrant Transaction Agreements - Walmart Stores,    HTML     72K  
                Inc. Transaction Agreement (Details)                             
118: R100        Revenue - Disaggregation of Revenue (Details)       HTML     72K  
119: R101        Revenue - Contract balances (Details)               HTML     46K  
120: R102        Revenue - Changes in contract assets and contract   HTML     54K  
                liabilities (Details)                                            
121: R103        Revenue - Estimated future revenue (Details)        HTML     60K  
122: R104        Revenue - Others (Details)                          HTML     39K  
123: R105        Employee Benefit Plans - Assumptions For            HTML     87K  
                Estimating Fair Value (Details)                                  
124: R106        Employee Benefit Plans - Stock Activity, Weighted   HTML    100K  
                Average Exercise Price (Details)                                 
125: R107        Employee Benefit Plans - Restricted Stock Activity  HTML     71K  
                (Details)                                                        
126: R108        Employee Benefit Plans - 401(K) Saving And          HTML     57K  
                Retirement Plan (Details)                                        
127: R109        Income Taxes - Components Of Income Tax (Details)   HTML     84K  
128: R110        Income Taxes - Effective Income Tax Rate            HTML     53K  
                Reconciliation (Details)                                         
129: R111        Income Taxes - Deferred Tax Assets And Liabilities  HTML     96K  
                (Details)                                                        
130: R112        Income Taxes - Change In Valuation Allowance        HTML     55K  
                (Details)                                                        
131: R113        Income Taxes - Unrecognized Tax Benefits (Details)  HTML     67K  
132: R114        Income Taxes (Details)                              HTML     54K  
133: R115        Commitments and Contingencies - Concentrations of   HTML     79K  
                Credit Risk (Details)                                            
134: R116        Subsequent Events (Details)                         HTML     88K  
136: XML         IDEA XML File -- Filing Summary                      XML    263K  
18: XML         XBRL Instance -- plug-20201231x10k_htm               XML  13.27M 
135: EXCEL       IDEA Workbook of Financial Reports                  XLSX    272K  
14: EX-101.CAL  XBRL Calculations -- plug-20201231_cal               XML    295K 
15: EX-101.DEF  XBRL Definitions -- plug-20201231_def                XML   1.76M 
16: EX-101.LAB  XBRL Labels -- plug-20201231_lab                     XML   2.29M 
17: EX-101.PRE  XBRL Presentations -- plug-20201231_pre              XML   2.40M 
13: EX-101.SCH  XBRL Schema -- plug-20201231                         XSD    345K 
137: JSON        XBRL Instance as JSON Data -- MetaLinks              605±  1.01M  
138: ZIP         XBRL Zipped Folder -- 0001558370-21-007147-xbrl      Zip   1.14M  


‘EX-31.2’   —   Certification — §302 – SOA’02


This Exhibit is an HTML Document rendered as filed.  [ Alternative Formats ]



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Exhibit 31.2

I, Paul B. Middleton certify that:

1.I have reviewed this annual report on Form 10-K of Plug Power Inc.;

2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

3.Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

4.The registrant’s other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

(a)Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

(b)Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;

(c)Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and

(d)Disclosed in this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s most recent fiscal quarter (the registrant’s fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant’s internal control over financial reporting; and

5.The registrant’s other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant’s auditors and the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

(a)All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize and report financial information; and

(b)Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over financial reporting.

Date: May 13, 2021

by:

/s/ Paul B. Middleton

Paul B. Middleton

Chief Financial Officer



Dates Referenced Herein   and   Documents Incorporated by Reference

This ‘10-K’ Filing    Date    Other Filings
Filed on:5/14/218-K,  8-K/A
5/13/214
For Period end:12/31/2010-K/A,  5,  8-K,  NT 10-K
 List all Filings 


19 Subsequent Filings that Reference this Filing

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

 2/29/24  Plug Power Inc.                   10-K       12/31/23  143:19M                                    Toppan Merrill Bridge/FA
 1/17/24  Plug Power Inc.                   424B5                  2:424K                                   Toppan Merrill/FA
 8/29/23  Plug Power Inc.                   S-8         8/29/23    5:79K                                    Toppan Merrill/FA
 8/29/23  Plug Power Inc.                   S-8         8/29/23    5:60K                                    Toppan Merrill/FA
 5/09/23  Plug Power Inc.                   10-Q        3/31/23  112:12M                                    Toppan Merrill Bridge/FA
 5/01/23  Plug Power Inc.                   10-K/A     12/31/22   13:1M                                     Toppan Merrill/FA
 3/13/23  Plug Power Inc.                   424B7                  2:416K                                   Toppan Merrill/FA
 3/01/23  Plug Power Inc.                   10-K       12/31/22  134:20M                                    Toppan Merrill Bridge/FA
11/08/22  Plug Power Inc.                   10-Q        9/30/22  113:14M                                    Toppan Merrill Bridge/FA
 9/20/22  Plug Power Inc.                   S-8         9/20/22    4:59K                                    Toppan Merrill/FA
 8/09/22  Plug Power Inc.                   10-Q        6/30/22  106:12M                                    Toppan Merrill Bridge/FA
 6/08/22  Plug Power Inc.                   S-3ASR      6/08/22    4:450K                                   Toppan Merrill/FA
 5/09/22  Plug Power Inc.                   10-Q        3/31/22  108:11M                                    Toppan Merrill Bridge/FA
 3/14/22  Plug Power Inc.                   10-K/A     12/31/20  132:53M                                    Toppan Merrill Bridge/FA
 3/01/22  Plug Power Inc.                   10-K       12/31/21  133:18M                                    Toppan Merrill Bridge/FA
11/09/21  Plug Power Inc.                   10-Q        9/30/21  105:11M                                    Toppan Merrill Bridge/FA
 8/13/21  Plug Power Inc.                   S-8         8/13/21    4:191K                                   Toppan Merrill/FA
 8/05/21  Plug Power Inc.                   10-Q        6/30/21  103:11M                                    Toppan Merrill Bridge/FA
 6/22/21  Plug Power Inc.                   10-Q        3/31/21  108:10M                                    Toppan Merrill Bridge/FA


31 Previous Filings that this Filing References

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

 2/25/21  Plug Power Inc.                   8-K:1,3,5,7 2/24/21   12:433K                                   Toppan Merrill/FA
 6/23/20  Plug Power Inc.                   8-K:1,2,3,7 6/18/20   14:5.5M                                   Toppan Merrill/FA
 5/19/20  Plug Power Inc.                   8-K:1,2,3,9 5/13/20   14:1.5M                                   Toppan Merrill/FA
 5/14/20  Plug Power Inc.                   8-K:1,2,8,9 5/13/20   14:354K                                   Toppan Merrill/FA
 4/13/20  Plug Power Inc.                   8-K:8,9     4/13/20   12:513K                                   Toppan Merrill/FA
12/02/19  Plug Power Inc.                   8-K:1,2,9  11/27/19    2:52K                                    Toppan Merrill/FA
 9/09/19  Plug Power Inc.                   8-K:1,2,3,9 9/06/19    4:665K                                   Toppan Merrill/FA
 5/15/19  Plug Power Inc.                   8-K:5,9     5/09/19    2:168K                                   Toppan Merrill/FA
 5/08/19  Plug Power Inc.                   10-Q        3/31/19   75:7.5M                                   Toppan Merrill Bridge/FA
 4/03/19  Plug Power Inc.                   8-K:1,2,7,9 3/29/19    4:663K                                   Toppan Merrill/FA
 3/28/18  Plug Power Inc.                   8-K:1,2,3,9 3/22/18    4:1.4M                                   Toppan Merrill/FA
 7/21/17  Plug Power Inc.                   8-K:1,2,9   7/07/17    4:433K                                   Toppan Merrill/FA
 7/21/17  Plug Power Inc.                   8-K:1,3,8,9 7/20/17    6:1.5M                                   Toppan Merrill/FA
 6/30/17  Plug Power Inc.                   8-K:5,9     6/28/17    3:164K                                   Toppan Merrill/FA
 4/12/17  Plug Power Inc.                   8-K:1,3,9   4/12/17    3:306K                                   Toppan Merrill/FA
 4/05/17  Plug Power Inc.                   8-K:1,3,8,9 4/04/17    6:1.8M                                   Toppan Merrill/FA
 3/10/17  Plug Power Inc.                   10-K       12/31/16   87:11M                                    Toppan Merrill Bridge/FA
11/12/14  Plug Power Inc.                   8-K:5,9    11/06/14    4:186K                                   Toppan Merrill/FA
 7/25/14  Plug Power Inc.                   8-K:5,9     7/23/14    3:202K                                   EDGARX.com, LLC/FA
10/29/13  Plug Power Inc.                   8-K:5,9    10/23/13    5:258K                                   EDGARX.com, LLC/FA
 5/20/13  Plug Power Inc.                   8-K:1,5,7,9 5/16/13    4:310K                                   EDGARX.com, LLC/FA
 5/08/13  Plug Power Inc.                   8-K:1,3,7,9 5/08/13    4:477K                                   EDGARX.com, LLC/FA
 4/01/13  Plug Power Inc.                   8-K:1,9     1/24/13    3:318K                                   EDGARX.com, LLC/FA
 8/11/11  Plug Power Inc.                   10-Q        6/30/11   42:3.2M                                   EDGARX.com, LLC/FA
 5/19/11  Plug Power Inc.                   8-K:3,5,9   5/19/11    3:91K                                    EDGARX.com, LLC/FA
 6/24/09  Plug Power Inc.                   8-A12B                 3:245K
 3/16/09  Plug Power Inc.                   10-K       12/31/08   10:2.9M                                   EDGARX.com, LLC/FA
 8/07/08  Plug Power Inc.                   10-Q        6/30/08    7:384K
 4/07/08  Plug Power Inc.                   8-K:5,9     4/02/08    5:182K                                   Donnelley … Solutions/FA
10/27/99  Plug Power Inc.                   S-1/A                 18:1.2M                                   Donnelley Fin’l S… 07/FA
10/01/99  Plug Power Inc.                   S-1/A                  8:463K                                   Donnelley Fin’l S… 07/FA
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