0001213900-22-023732.txt : 20220503 0001213900-22-023732.hdr.sgml : 20220503 20220503173934 ACCESSION NUMBER: 0001213900-22-023732 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220429 FILED AS OF DATE: 20220503 DATE AS OF CHANGE: 20220503 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ECP ControlCo, LLC CENTRAL INDEX KEY: 0001707921 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38186 FILM NUMBER: 22888585 BUSINESS ADDRESS: STREET 1: 40 BEECHWOOD ROAD CITY: SUMMIT STATE: NJ ZIP: 07901 BUSINESS PHONE: (973) 671-6100 MAIL ADDRESS: STREET 1: 40 BEECHWOOD ROAD CITY: SUMMIT STATE: NJ ZIP: 07901 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Energy Capital Partners Management, LP CENTRAL INDEX KEY: 0001815150 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38186 FILM NUMBER: 22888583 BUSINESS ADDRESS: STREET 1: 51 JOHN F. KENNEDY PARKWAY STREET 2: SUITE 200 CITY: SHORT HILLS STATE: NJ ZIP: 07078 BUSINESS PHONE: (973) 671-6100 MAIL ADDRESS: STREET 1: 51 JOHN F. KENNEDY PARKWAY STREET 2: SUITE 200 CITY: SHORT HILLS STATE: NJ ZIP: 07078 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ECP Management GP, LLC CENTRAL INDEX KEY: 0001815147 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38186 FILM NUMBER: 22888584 BUSINESS ADDRESS: STREET 1: 51 JOHN F. KENNEDY PARKWAY STREET 2: SUITE 200 CITY: SHORT HILLS STATE: NJ ZIP: 07078 BUSINESS PHONE: (973) 671-6100 MAIL ADDRESS: STREET 1: 51 JOHN F. KENNEDY PARKWAY STREET 2: SUITE 200 CITY: SHORT HILLS STATE: NJ ZIP: 07078 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Custom Truck One Source, Inc. CENTRAL INDEX KEY: 0001709682 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-EQUIPMENT RENTAL & LEASING, NEC [7359] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 7701 INDEPENDENCE AVENUE CITY: KANSAS CITY STATE: MO ZIP: 64125 BUSINESS PHONE: (816) 241-4888 MAIL ADDRESS: STREET 1: 7701 INDEPENDENCE AVENUE CITY: KANSAS CITY STATE: MO ZIP: 64125 FORMER COMPANY: FORMER CONFORMED NAME: NESCO HOLDINGS, INC. DATE OF NAME CHANGE: 20190730 FORMER COMPANY: FORMER CONFORMED NAME: Capitol Investment Corp. IV DATE OF NAME CHANGE: 20170619 4 1 ownership.xml X0306 4 2022-04-29 0 0001709682 Custom Truck One Source, Inc. CTOS 0001707921 ECP ControlCo, LLC 40 BEECHWOOD ROAD SUMMIT, NJ 07901 1 0 1 0 0001815147 ECP Management GP, LLC 40 BEECHWOOD ROAD, SUMMIT, NJ 07901 1 0 1 0 0001815150 Energy Capital Partners Management, LP 40 BEECHWOOD ROAD, SUMMIT, NJ 07901 1 0 1 0 Restricted Stock Unit 2022-04-29 4 A 0 14315 0 A Common Stock 14315 14315 I See footnote Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The restricted stock units will vest on March 31, 2023 and have no expiration date. Represents securities held directly by Energy Capital Partners Management, LP ("ECP Management"). ECP Management GP, LLC is the general partner of ECP Management and may be deemed to share beneficial ownership of the securities held by ECP Management. ECP ControlCo, LLC ("ECP ControlCo") is the sole member of ECP Management GP, LLC. As a result, ECP ControlCo may be deemed to share beneficial ownership of the securities beneficially owned by ECP Management GP, LLC. The managing members of ECP ControlCo are Douglas Kimmelman, Andrew Singer, Peter Labbat, Tyler Reeder and Rahman D'Argenio all of whom collectively share the power to vote and dispose of the securities beneficially owned by ECP ControlCo. Each such individual disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. ECP ControlCo, LLC By: /s/ Rahman D'Argenio, Managing Member 2022-05-03 ECP Management GP, LLC By: ECP ControlCo, LLC, its sole member By: /s/ Rahman D'Argenio, Managing Member 2022-05-03 ECP ControlCo, LLC By: ECP Management GP, LLC, its general partner By: ECP ControlCo, LLC, its sole member By: /s/ Rahman D'Argenio, Managing Member 2022-05-03