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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000932471-11-001098
Filing Date
2011-02-10
Accepted
2011-02-10 07:03:09
Documents
1

Document Format Files

Seq Description Document Type Size
1 matrixserviceco_amd1.htm SC 13G/A 38277
  Complete submission text file 0000932471-11-001098.txt   40193
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600 6106696295
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

IRS No.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 5100 EAST SKELLY DRIVE SUITE 700 TULSA OK 74135
Business Address 5100 EAST SKELLY DRIVE SUITE 700 TULSA OK 74135 9188388822
MATRIX SERVICE CO (Subject) CIK: 0000866273 (see all company filings)

IRS No.: 731352174 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-41526 | Film No.: 11589226
SIC: 1700 Construction - Special Trade Contractors