Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001086364-11-003304
Filing Date
2011-02-07
Accepted
2011-02-07 13:55:20
Documents
1

Document Format Files

Seq Description Document Type Size
1 matrixserviceco123110.txt SC 13G/A 11264
  Complete submission text file 0001086364-11-003304.txt   13445
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)

EIN.: 731352174 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-41526 | Film No.: 11577819
SIC: 1700 Construction - Special Trade Contractors

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

EIN.: 320174431 | State of Incorp.: DE | Fiscal Year End: 0226
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies