EXHIBIT 99.1
This Statement on Form 4 is filed jointly by the Reporting Persons listed below. The principal business address of each of these Reporting Persons is 333 South Grand Avenue, 28th Fl., Los Angeles, CA 90071.
Name of Designated Filer: OAKTREE CAPITAL GROUP, LLC
Date of Event Requiring Statement: March 23, 2021
Issuer Name and Ticker or Trading Symbol: IEA
| OAKTREE CAPITAL GROUP, LLC | |||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| OAKTREE HOLDINGS, LLC | |||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| OCM HOLDINGS I, LLC | |||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| OAKTREE CAPITAL I, L.P. | |||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| OAKTREE FUND GP I, L.P. | |||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| OAKTREE FUND GP, LLC | |||
| By: | Oaktree Fund GP I, L.P. | ||
| Its: | Managing Member | ||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| OAKTREE POWER OPPORTUNITIES FUND III DELAWARE, L.P. | |||
| By: | Oaktree Fund GP, LLC | ||
| Its: | General Partner | ||
| By: | Oaktree Fund GP I, L.P. | ||
| Its: | Managing Member | ||
| By: | /s/ Henry E. Orren | ||
| Name: | Henry E. Orren | ||
| Title: | Vice President | ||
| INFRASTRUCTURE AND ENERGY ALTERNATIVES, LLC | |||
| By: | /s/ Peter Jonna | ||
| Name: | Peter Jonna | ||
| Title: | Authorized Signatory | ||
