Cypress Environmental Partners, L.P. - FORM 10-K - EX-21.1 - LIST OF SUBSIDIARIES OF CYPRESS ENERGY PARTNERS, L.P.

file	filename
EX-32.1 - CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER CERTIFICATION - Cypress Environmental Partners, L.P.	ex32-1.htm
10-K - ANNUAL REPORT - Cypress Environmental Partners, L.P.	celp-10k_123117.htm
EX-31.2 - CHIEF FINANCIAL OFFICER CERTIFICATION - Cypress Environmental Partners, L.P.	ex31-2.htm
EX-31.1 - CHIEF EXECUTIVE OFFICER CERTIFICATION - Cypress Environmental Partners, L.P.	ex31-1.htm
EX-23.1 - CONSENT OF ERNST & YOUNG LLP - Cypress Environmental Partners, L.P.	ex23-1.htm

Exhibit 21.1

		Jurisdiction of
Subsidiaries of the Partnership		Incorporation / Formation

Brown Integrity - PUC, LLC		Delaware
Brown Integrity, LLC		Texas
CF Inspection Management, LLC		Delaware
Cypress Energy Finance Corporation		Delaware
Cypress Energy Partners - 1804 SWD, LLC		North Dakota
Cypress Energy Partners - Bakken, LLC		Delaware
Cypress Energy Partners - Grassy Butte SWD, LLC		North Dakota
Cypress Energy Partners - Green River SWD, LLC		North Dakota
Cypress Energy Partners - Manning SWD, LLC		North Dakota
Cypress Energy Partners - Mork SWD, LLC		Delaware
Cypress Energy Partners - Mountrail SWD, LLC		Delaware
Cypress Energy Partners - Orla SWD, LLC		Delaware
Cypress Energy Partners - SBG, LLC		Delaware
Cypress Energy Partners - Texas, LLC		Texas
Cypress Energy Partners - Tioga SWD, LLC		North Dakota
Cypress Energy Partners - Williams SWD, LLC		Delaware
Cypress Energy Partners, LLC		Delaware
Cypress Energy Services, LLC		Delaware
Pipeline Services International, LLC		Texas
Tulsa Inspection Resources - Canada ULC		Alberta
Tulsa Inspection Resources - Nondestructive Examination, LLC		Delaware
Tulsa Inspection Resources - PUC, LLC		Delaware
Tulsa Inspection Resources, LLC		Delaware

Cypress Environmental Partners, L.P. - FORM 10-K - EX-21.1 - LIST OF SUBSIDIARIES OF CYPRESS ENERGY PARTNERS, L.P. - March 23, 2018