Procurement Instrument Identifier: GST0904DF0157

Indefinite Delivery Vehicle PIID	Modification # Transaction #	Vendor Name Modification Parent	Major Agency Category Modification Agency Major Funding Agency	Product Service Code	Dollars Obligated	Fiscal Year	To Record
GS10F0346L	AO02	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$48,050.96	2004	3927302
GS10F0346L		Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$1,004,578.27	2004	3976072
GS10F0346L	AO01	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$480,767.57	2004	4752832
GS10F0346L	AO06	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$387,000.00	2005	5542956
GS10F0346L	AC07	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$165,224.00	2005	5606330
GS10F0346L	AO09	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$338,954.13	2005	6451229
GS10F0346L	AO08	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$523,969.49	2005	6596713
GS10F0346L	AO05	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$119,900.00	2005	7088160
GS10F0346L	AO04	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$50,000.00	2005	7593417
GS10F0346L	AO10	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$288,461.54	2005	7626752
GS10F0346L	12	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$0.00	2006	9704745
GS10F0346L	AO11	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$169,878.62	2006	9704746
GS10F0346L	15	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	($111,683.03)	2007	12154780
GS10F0346L	AA14	Tetra Tech Em Inc Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	$111,683.03	2007	12416788
GS10F0346L	AO13	Tetra Tech Em Incorporated Tetra Tech Inc.	General Services Administration Federal Acquisition Service Department Of Defense	R799: Other Management Support Services	($111,683.03)	2007	13168835

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