Exhibit 21.1

SUBSIDIARIES OF ARC DOCUMENT SOLUTIONS, INC.

Name of Subsidiary	Jurisdiction of Formation	Doing Business As
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 Reprographics Canada Corp.	British Columbia
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
		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