EX-21.1

Exhibit 21.1

List of Subsidiaries of City Office REIT, Inc.


Name of Subsidiary			State of Incorporation or Organization

	1.	City Office REIT Operating Partnership, L.P.		Maryland
	2.	City Office Development, LLC		Delaware
	3.	CIO Management Buyer LLC		Delaware
	4.	City Office Management ULC		British Columbia
	5.	Gibralt Amberglen LLC		Delaware
	6.	Amberglen Properties Limited Partnership		Oregon
	7.	CIO Amberglen, LLC		Delaware
	8.	CORE Cherry GP Corp.		Delaware
	9.	CORE Cherry Limited Partnership		Delaware
	10.	Central Fairwinds GP Corporation		Florida
	11.	Central Fairwinds Limited Partnership		Florida
	12.	City Center STF GP Corp.		Florida
	13.	City Center STF, LP		Florida
	14.	SCCP Boise GP, Inc.		Delaware
	15.	SCCP Boise Limited Partnership		Delaware
	16.	SCCP Central Valley GP Corp.		Delaware
	17.	SCCP Central Valley Limited Partnership		Delaware
	18.	CIO Lake Vista GP, LLC		Delaware
	19.	CIO Lake Vista, Limited Partnership		Delaware
	20.	CIO Research Park GP, LLC		Delaware
	21.	CIO Research Park, Limited Partnership		Delaware
	22.	CIO 190 GP, LLC		Delaware
	23.	CIO 190, Limited Partnership		Delaware
	24.	CIO Intellicenter GP, LLC		Delaware
	25.	CIO Intellicenter, Limited Partnership		Delaware
	26.	CIO Superior Pointe GP LLC		Delaware
	27.	CIO Superior Pointe Limited Partnership		Delaware
	28.	CIO Crossroads GP, LLC		Delaware
	29.	CIO Crossroads Limited Ppaartnership		Delaware
	30.	CIO Tech Parkway Holdings, Limited Partnership		Delaware
	31.	CIO Tech Parkway Holdings GP, LLC		Delaware
	32.	CIO Intellicenter GP Outlet, LLC		Delaware
	33.	CIO Intellicenter Outlet, Limited Partnership		Delaware
	34.	CIO Carillon GP, LLC		Delaware
	35.	CIO Carillon, Limited Partnership		Delaware
	36.	CIO Park Tower GP LLC		Delaware
	37.	CIO Park Tower Limited Partnership		Delaware
	38.	CIO 5090 GP, LLC		Delaware
	39.	CIO 5090, Limited Partnership		Delaware
	40.	CIO San Tan I GP, LLC		Delaware
	41.	CIO San Tan I, Limited Partnership		Delaware
	42.	CIO San Tan II GP, LLC		Delaware
	43.	CIO San Tan II, Limited Partnership		Delaware
	44.	CIO 2525 McKinnon GP, LLC		Delaware
	45.	CIO 2525 McKinnon, Limited Partnership		Delaware
	46.	CIO Research Commons, LLC		Delaware
	47.	CIO Technology Point I & II, LLC		Delaware
	48.	CIO University Tech, LLC		Delaware
	49.	CIO Sorrento Mesa, LLC		Delaware
	50.	CIO Sorrento Mesa Holdings, LLC		Delaware
	51.	CIO SM Land Holdings, LLC		Delaware


52.	CIO Mission City, LLC	Delaware
53.	CIO Mission City Holdings II, LLC	Delaware
54.	CIO SM Land, LLC	Delaware
55.	CIO Papago Tech, LLC	Delaware
56.	CIO Papago Tech Holdings, LLC	Delaware
57.	CIO OP Holdings, LLC	Delaware
58.	CIO Pima GP, LLC	Delaware
59.	CIO Pima, Limited Partnership	Delaware
60.	CIO Circle Point GP, LLC	Delaware
61.	CIO Circle Point, Limited Partnership	Delaware
62.	CIO Quad GP, LLC	Delaware
63.	CIO Quad, Limited Partnership	Delaware
64.	CIO Circle Point Land GP, LLC	Delaware
65.	CIO Circle Point Land, Limited Partnership	Delaware
66.	CIO Circle Point MH Land, LLC	Delaware
67.	CIO Camelback GP, LLC	Delaware
68.	CIO Camelback, Limited Partnership	Delaware
69.	CIO Lake Mary GP, LLC	Delaware
70.	CIO Lake Mary, Limited Partnership	Delaware
71.	CIO Canyon Park GP, LLC	Delaware
72.	CIO Canyon Park, Limited Partnership	Delaware
73.	CIO Cascade Station GP, LLC	Delaware
74.	CIO Cascade Station, Limited Partnership	Delaware
75.	CIO 7601 DTC GP, LLC	Delaware
76.	CIO 7601 DTC, Limited Partnership	Delaware
77.	CIO Administrative Services, LLC	Delaware
78.	CIO 5910 Pacific Center, LLC	Delaware
79.	CIO 9985 Pacific Heights, LLC	Delaware
80.	CIO Block 23, LLC	Delaware
81.	CIO Terraces, LLC	Delaware
82.	CIO Bloc 83, LLC	Delaware
83.	CIO Block 23 PHX TRS, LLC	Delaware
84.	CIO Bloc 83 Tower II, LLC	Delaware