| EX-99.1 - UNAUDITED PRO FORMA CONDENSED FINANCIAL INFORMATION OF THE COMPANY - Eos Energy Enterprises, Inc. | ea130208ex99-1_eosenergy.htm |
| EX-16.1 - LETTER FROM MARCUM LLP TO THE SEC, DATED NOVEMBER 20, 2020 - Eos Energy Enterprises, Inc. | ea130208ex16-1_eosenergy.htm |
| EX-10.13 - FORM OF INDEMNITY AGREEMENT - Eos Energy Enterprises, Inc. | ea130208ex10-13_eosenergy.htm |
| EX-10.12 - EMPLOYMENT AGREEMENT, DATED JUNE 1, 2020, BY AND BETWEEN THE COMPANY AND MACK TR - Eos Energy Enterprises, Inc. | ea130208ex10-12_eosenergy.htm |
| EX-10.11 - EMPLOYMENT AGREEMENT, DATED JUNE 22, 2020, BY AND BETWEEN THE COMPANY AND JOE MA - Eos Energy Enterprises, Inc. | ea130208ex10-11_eosenergy.htm |
| EX-10.10 - B. RILEY PRINCIPAL MERGER CORP. II 2020 INCENTIVE PLAN - Eos Energy Enterprises, Inc. | ea130208ex10-10_eosenergy.htm |
| EX-10.9 - REGISTRATION RIGHTS AGREEMENT, DATED NOVEMBER 16, 2020, BY AND AMONG THE COMPANY - Eos Energy Enterprises, Inc. | ea130208ex10-9_eosenergy.htm |
| EX-10.8 - SPONSOR EARNOUT LETTER - Eos Energy Enterprises, Inc. | ea130208ex10-8_eosenergy.htm |
| EX-10.7 - FORM OF SUBSCRIPTION AGREEMENT - Eos Energy Enterprises, Inc. | ea130208ex10-7_eosenergy.htm |
| EX-4.2 - SPECIMEN WARRANT CERTIFICATE - Eos Energy Enterprises, Inc. | ea130208ex4-2_eosenergy.htm |
| EX-4.1 - SPECIMEN COMMON STOCK CERTIFICATE - Eos Energy Enterprises, Inc. | ea130208ex4-1_eosenergy.htm |
| EX-3.2 - AMENDED AND RESTATED BYLAWS OF THE COMPANY - Eos Energy Enterprises, Inc. | ea130208ex3-2_eosenergy.htm |
| EX-3.1 - THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF THE COMPANY - Eos Energy Enterprises, Inc. | ea130208ex3-1_eosenergy.htm |
| 8-K - CURRENT REPORT - Eos Energy Enterprises, Inc. | ea130208-8k_eosenergy.htm |
