1. Name and Address of Reporting Person*ENERGY CAPITAL PARTNERS II, LLC | (Street) | 2. Issuer Name and Ticker or Trading Symbol Summit Midstream Partners, LP [ SMLP ] | 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) | Director | X | 10% Owner | | Officer (give title below) | | Other (specify below) | | |
3. Date of Earliest Transaction (Month/Day/Year) 05/28/2020 |
4. If Amendment, Date of Original Filed (Month/Day/Year) | 6. Individual or Joint/Group Filing (Check Applicable Line) | Form filed by One Reporting Person | X | Form filed by More than One Reporting Person | |
1. Name and Address of Reporting Person*ENERGY CAPITAL PARTNERS II, LLC | (Street) |
1. Name and Address of Reporting Person*ENERGY CAPITAL PARTNERS II, LP | (Street) |
1. Name and Address of Reporting Person*ENERGY CAPITAL PARTNERS II-A, LP | (Street) |
1. Name and Address of Reporting Person*ENERGY CAPITAL PARTNERS II-B IP, LP | (Street) |
1. Name and Address of Reporting Person*ENERGY CAPITAL PARTNERS II-C (SUMMIT IP), LP | (Street) |
1. Name and Address of Reporting Person*Energy Capital Partners II (Summit Co-Invest), LP | (Street) |
| Energy Capital Partners II, LLC, By: /s/ Christopher M. Leininger, Partner and General Counsel | 10/22/2021 |
| Energy Capital Partners II, LP, By: Energy Capital Partners GP II, LP Its: General Partner By: Energy Capital Partners II, LLC Its: General Partner By: /s/ Christopher M. Leininger, Partner and General Counsel | 10/22/2021 |
| Energy Capital Partners II-A, LP, By: Energy Capital Partners GP II, LP Its: General Partner By: Energy Capital Partners II, LLC Its: General Partner By: Christopher M. Leininger, Partner and General Counsel | 10/22/2021 |
| Energy Capital Partners II-B IP, LP, By: Energy Capital Partners GP II, LP Its: General Partner By: Energy Capital Partners II, LLC Its: General Partner By: /s/ Christopher M. Leininger, Partner and General Counsel | 10/22/2021 |
| Energy Capital Partners II-C (Summit IP), LP, By: Energy Capital Partners GP II, LP Its: General Partner By: Energy Capital Partners II, LLC Its: General Partner By: /s/ Christopher M. Leininger, Partner and General Counsel | 10/22/2021 |
| Energy Capital Partners II (Summit Co-Invest), LP, By: Energy Capital Partners GP II Co- Investment (Summit), LLC Its: General Partner By: Energy Capital Partners II, LLC Its: Managing Member By: /s/ Christopher M. Leininger, Partner and General Counsel | 10/22/2021 |
| ** Signature of Reporting Person | Date |
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. |
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v). |
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. |
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. |