EXHIBIT 21.1

AMERICAN HOME MORTGAGE INVESTMENT CORP.

LIST OF SUBSIDIARIES

As of March 1, 2007

Name	Ownership Percentage		Jurisdiction of Formation	Names under which the Subsidiary Conducts Business
American Home Mortgage Holdings, Inc.	100	%	Delaware
American Home Mortgage Acceptance, Inc.	100	%	Maryland	AHM Acceptance
American Home Mortgage Corp.	100	%	New York	AHM Financial
				AHM Mortgage
				American Brokers Conduit
				American Home Mortgage
				American Home Mortgage of New York
				American Home Mortgage Corp of New York
				American Mortgage
				CNI
				Columbia National, Inc.
				Columbia National
				Columbia National Mortgage
				ComNet Mortgage Services
				First Home Mortgage
				First Home Mortgage Corp.
				First Home Mortgage Corp. of Georgia
				First Home Mortgage Corp. of Illinois
				First Home Mortgage of Pennsylvania
				HLB Mortgage
				mTeam Financial
				Marina Mortgage
				MortgageOps
				MortgageOps.com
				MortgageSelect
				MortgageSelect, Inc.
				MortgageSelect.com, Inc.
				New York American Home Mortgage Corp.
				Pacific Crest Mortgage
American Home Mortgage Servicing, Inc.	100	%	Maryland	American Home Mtg Servicing
				AHM Servicing Inc.
				Columbia National, Inc.
				Columbia National Incorporated
				CNI National Mortgage Co.
				Columbia National Mortgage
				CNI National