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Hudson Technologies Inc./NY – ‘10-K’ for 12/31/22 – ‘EX-23.1’

On:  Tuesday, 3/14/23, at 5:00pm ET   ·   For:  12/31/22   ·   Accession #:  1410578-23-263   ·   File #:  1-13412

Previous ‘10-K’:  ‘10-K’ on 3/24/22 for 12/31/21   ·   Next & Latest:  ‘10-K’ on 3/14/24 for 12/31/23   ·   25 References:   

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

 3/14/23  Hudson Technologies Inc./NY       10-K       12/31/22   77:7.2M                                   Toppan Merrill/FA2

Annual Report   —   Form 10-K

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.55M 
 2: EX-21       Subsidiaries List                                   HTML     22K 
 3: EX-23.1     Consent of Expert or Counsel                        HTML     21K 
 4: EX-31.1     Certification -- §302 - SOA'02                      HTML     26K 
 5: EX-31.2     Certification -- §302 - SOA'02                      HTML     26K 
 6: EX-32.1     Certification -- §906 - SOA'02                      HTML     24K 
 7: EX-32.2     Certification -- §906 - SOA'02                      HTML     23K 
13: R1          Document and Entity Information                     HTML     90K 
14: R2          Consolidated Balance Sheets                         HTML    121K 
15: R3          Consolidated Balance Sheets (Parenthetical)         HTML     43K 
16: R4          Consolidated Income Statements                      HTML    102K 
17: R5          Consolidated Statements of Stockholders' Equity     HTML     57K 
18: R6          Consolidated Statements of Cash Flows               HTML    109K 
19: R7          Summary of Significant Accounting Policies          HTML     84K 
20: R8          Fair Value                                          HTML     26K 
21: R9          Trade accounts receivable - net                     HTML     42K 
22: R10         Inventories                                         HTML     35K 
23: R11         Property, plant and equipment                       HTML     66K 
24: R12         Leases                                              HTML     55K 
25: R13         Income taxes                                        HTML     89K 
26: R14         Goodwill and intangible assets                      HTML     73K 
27: R15         Accrued expenses and other current liabilities      HTML     38K 
28: R16         Short-term and Long-term debt                       HTML     82K 
29: R17         Commitments and contingencies                       HTML     51K 
30: R18         Share-Based Compensation                            HTML    102K 
31: R19         Other Income                                        HTML     24K 
32: R20         Summary of Significant Accounting Policies          HTML    125K 
                (Policies)                                                       
33: R21         Summary of Significant Accounting Policies          HTML     51K 
                (Tables)                                                         
34: R22         Trade accounts receivable - net (Tables)            HTML     42K 
35: R23         Inventories (Tables)                                HTML     35K 
36: R24         Property, plant and equipment (Tables)              HTML     65K 
37: R25         Leases (Tables)                                     HTML     55K 
38: R26         Income taxes (Tables)                               HTML     87K 
39: R27         Goodwill and intangible assets (Tables)             HTML     72K 
40: R28         Accrued expenses and other current liabilities      HTML     38K 
                (Tables)                                                         
41: R29         Short-term and Long-term debt (Tables)              HTML     60K 
42: R30         Commitments and contingencies (Tables)              HTML     49K 
43: R31         Share-Based Compensation (Tables)                   HTML    103K 
44: R32         Summary of Significant Accounting Policies -        HTML     31K 
                Summary of company's revenues (Details)                          
45: R33         Summary of Significant Accounting Policies -        HTML     42K 
                Reconciliation of shares used to determine net                   
                income per share (Details)                                       
46: R34         Summary of Significant Accounting Policies -        HTML     77K 
                Additional Information (Details)                                 
47: R35         Trade accounts receivable - net - Reserves for      HTML     29K 
                doubtful accounts (Details)                                      
48: R36         Trade accounts receivable - net - Additional        HTML     24K 
                Information (Details)                                            
49: R37         Inventories (Details)                               HTML     28K 
50: R38         Property, plant and equipment - Summary of          HTML     80K 
                elements of property, plant and equipment                        
                (Details)                                                        
51: R39         Property, plant and equipment - Additional          HTML     26K 
                Information (Details)                                            
52: R40         Leases - Maturity of lease payments (Details)       HTML     38K 
53: R41         Leases - Balance Sheet Classification and Other     HTML     36K 
                Information (Details)                                            
54: R42         Leases - Additional Information (Details)           HTML     30K 
55: R43         Income taxes - Provision for income taxes           HTML     45K 
                (Details)                                                        
56: R44         Income taxes - Reconciliation of the Company's      HTML     41K 
                actual tax rate to the U.S. Federal statutory rate               
                (Details)                                                        
57: R45         Income taxes - Deferred income tax assets           HTML     43K 
                (Liabilities) (Details)                                          
58: R46         Income taxes - Additional Information (Details)     HTML     46K 
59: R47         Goodwill and intangible assets - Company's other    HTML     46K 
                intangible assets (Details)                                      
60: R48         Goodwill and intangible assets - Additional         HTML     45K 
                Information (Details)                                            
61: R49         Accrued expenses and other current liabilities      HTML     34K 
                (Details)                                                        
62: R50         Short-term and Long-term debt (Details)             HTML     39K 
63: R51         Short-term and Long-term debt - Maturities of       HTML     33K 
                long-term debt and capital lease obligations                     
                (Details)                                                        
64: R52         Short-term and long-term debt - Additional          HTML    163K 
                Information (Details)                                            
65: R53         Commitments and contingencies - Non-cancelable      HTML     57K 
                operating leases (Details)                                       
66: R54         Commitments and contingencies (Details)             HTML     23K 
67: R55         Share-Based Compensation (Details)                  HTML     69K 
68: R56         Share-Based Compensation - Weighted Average         HTML     36K 
                Assumptions Used in Determining Fair Value of                    
                Share Based Awards at Grant Date by Using                        
                Black-Scholes Option Pricing Model (Details)                     
69: R57         Share-Based Compensation - Summary of the activity  HTML     45K 
                for stock options issued under the Company's Plans               
                (Details)                                                        
70: R58         Share-Based Compensation - Weighted average         HTML     33K 
                contractual life in years and the weighted average               
                exercise price (Details)                                         
71: R59         Share-Based Compensation - Intrinsic Value          HTML     26K 
                (Details)                                                        
72: R60         Other Income (Details)                              HTML     23K 
75: XML         IDEA XML File -- Filing Summary                      XML    137K 
73: XML         XBRL Instance -- hdsn-20221231x10k_htm               XML   1.73M 
74: EXCEL       IDEA Workbook of Financial Reports                  XLSX    138K 
 9: EX-101.CAL  XBRL Calculations -- hdsn-20221231_cal               XML    178K 
10: EX-101.DEF  XBRL Definitions -- hdsn-20221231_def                XML    415K 
11: EX-101.LAB  XBRL Labels -- hdsn-20221231_lab                     XML   1.05M 
12: EX-101.PRE  XBRL Presentations -- hdsn-20221231_pre              XML    779K 
 8: EX-101.SCH  XBRL Schema -- hdsn-20221231                         XSD    165K 
76: JSON        XBRL Instance as JSON Data -- MetaLinks              379±   592K 
77: ZIP         XBRL Zipped Folder -- 0001410578-23-000263-xbrl      Zip    313K 


‘EX-23.1’   —   Consent of Expert or Counsel


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



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Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

Hudson Technologies, Inc.

Woodcliff Lake, New Jersey

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-251646 and No. 333- 269221) and Form S-8 (No. 333-129057, No. 333-164650, No. 333-202955, No. 333-228971 and No. 333-239561) of Hudson Technologies, Inc. and of our reports dated March 14, 2023, relating to the consolidated financial statements and the effectiveness of Hudson Technologies, Inc. internal control over financial reporting, which appears in this Annual Report on Form 10-K of Hudson Technologies, Inc.

/s/ BDO USA, LLP

Stamford, CT

March 14, 2023



Dates Referenced Herein

This ‘10-K’ Filing    Date    Other Filings
Filed on:3/14/23None on these Dates
For Period end:12/31/22
 List all Filings 


25 Previous Filings that this Filing References

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

 3/24/22  Hudson Technologies Inc./NY       10-K       12/31/21   83:7.8M                                   Toppan Merrill/FA2
 3/03/22  Hudson Technologies Inc./NY       8-K:1,2,5,8 3/02/22   16:3.4M                                   Toppan Merrill/FA
 3/12/21  Hudson Technologies Inc./NY       10-K       12/31/20   80:6.4M                                   Toppan Merrill/FA
 9/16/20  Hudson Technologies Inc./NY       8-K:5,9     9/14/20    5:232K                                   Toppan Merrill/FA
 7/20/20  Hudson Technologies Inc./NY       8-K:5,9     7/15/20    3:160K                                   Toppan Merrill/FA
 6/30/20  Hudson Technologies Inc./NY       S-8         6/30/20    4:137K                                   Toppan Merrill/FA
 3/13/20  Hudson Technologies Inc./NY       10-K       12/31/19   78:6.5M                                   Toppan Merrill/FA
12/20/19  Hudson Technologies Inc./NY       8-K:1,2,5,812/19/19    8:1.9M                                   Toppan Merrill/FA
 9/23/19  Hudson Technologies Inc./NY       8-K:5,9     9/20/19    4:317K                                   Toppan Merrill/FA
 3/15/19  Hudson Technologies Inc./NY       10-K       12/31/18   86:11M                                    Toppan Merrill/FA
12/21/18  Hudson Technologies Inc./NY       S-8        12/21/18    5:141K                                   Toppan Merrill/FA
 9/09/16  Hudson Technologies Inc./NY       8-K:5,9     9/05/16    2:101K                                   Toppan Merrill/FA
 3/11/16  Hudson Technologies Inc./NY       10-K       12/31/15   71:5.2M                                   Toppan Merrill/FA
11/10/15  Hudson Technologies Inc./NY       10-Q        9/30/15   37:2.4M                                   Toppan Merrill/FA
10/29/14  Hudson Technologies Inc./NY       10-Q        9/30/14   48:3.3M                                   Toppan Merrill/FA
 8/12/14  Hudson Technologies Inc./NY       DEF 14A     9/17/14    1:387K                                   Toppan Merrill/FA
10/31/12  Hudson Technologies Inc./NY       10-Q        9/30/12   37:2.2M                                   Toppan Merrill/FA
 3/05/09  Hudson Technologies Inc./NY       10-K       12/31/08   16:764K                                   Mandracchia Stephen P
 7/29/08  Hudson Technologies Inc./NY       DEF 14A     8/27/08    1:571K                                   Toppan Merrill/FA
 5/31/05  Hudson Technologies Inc./NY       8-K:8       5/31/05    2:53K                                    Mandracchia Stephen P
 8/18/04  Hudson Technologies Inc./NY       DEF 14A    12/31/03    1:182K                                   Mandracchia Stephen P
 4/15/03  Hudson Technologies Inc./NY       10KSB      12/31/02    8:259K                                   Edgar Ease Svc Bureau/FA
 3/29/02  Hudson Technologies Inc./NY       10KSB      12/31/01    6:164K                                   Document Techs Inc./FA
 3/29/01  Hudson Technologies Inc./NY       10-K       12/31/00    7:508K                                   Document Techs Inc./FA
 8/13/99  Hudson Technologies Inc./NY       10QSB       6/30/99    5:153K                                   Document Techs Inc./FA
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Filing Submission 0001410578-23-000263   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

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