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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001626129-15-000201
Filing Date
2015-09-09
Accepted
2015-09-09 16:03:12
Documents
3
Effectiveness Date
2015-09-09

Document Format Files

Seq Description Document Type Size
1 DEFINITIVE ADDITIONAL MATERIALS mg-defa14a_102015.htm DEFA14A 29588
2 GRAPHIC image_001.gif GRAPHIC 1946
3 GRAPHIC image_002.gif GRAPHIC 1946
  Complete submission text file 0001626129-15-000201.txt   36222
Mailing Address 195 CLARKSVILLE ROAD PRINCETON JUNCTION NJ 08550
Business Address 195 CLARKSVILLE ROAD PRINCETON JUNCTION NJ 08550 609-716-4000
Mistras Group, Inc. (Filer) CIK: 0001436126 (see all company filings)

IRS No.: 223341267 | State of Incorp.: DE | Fiscal Year End: 0531
Type: DEFA14A | Act: 34 | File No.: 001-34481 | Film No.: 151098969
SIC: 8711 Services-Engineering Services