Exhibit 21.1

SUBSIDIARIES OF ARC DOCUMENT SOLUTIONS, INC.

Name of Subsidiary	Jurisdiction of Formation	Doing Business As
American Reprographics Company, L.L.C.	California	ARC
ARC Document Solutions India Pvt. Ltd.	India
ARC — UK Technologies Limited	United Kingdom
ARC Acquisition Corporation	California
ARC Digital Canada Corp.	British Columbia	ARC
ARC Document Solutions Australia Pty Limited	Australia
ARC Reprographics Canada Corp.	British Columbia
ARC Reprographics Hong Kong, Limited	Hong Kong
Henan UNIS Waytron Document Technology Co., Ltd	People's Republic of China
Licensing Services International, LLC	California
Reprografia Digital de Mexico, S.A. de C.V.	Mexico
Reprographics Fort Worth, Inc.	Delaware
SkySite Technologies, Inc.	Delaware
ARC Document Solutions, LLC	Texas	ARC
		ARC - Southern
		ARC Document Solutions
		ARC Imaging Resources
		ARC Technology Solutions
		ARC Facilities
		Planwell Licensing
		Planwell Professional Services
		Ridgway's MD, LLC a/k/a Ridgway’s, LLC
		Riot Creative Imaging
		The Pier Group
Shenzhen Unis - Printing Document Solutions Co., Ltd	People's Republic of China
UNIS Document Solutions Co., Ltd.	People's Republic of China