Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001209191-12-029037
Filing Date
2012-05-17
Accepted
2012-05-17 18:42:42
Documents
1
Period of Report
2012-05-15

Document Format Files

Seq Description Document Type Size
1 MAIN DOCUMENT DESCRIPTION c28791_4x0.html 4  
1 MAIN DOCUMENT DESCRIPTION c28791_4x0.xml 4 17313
  Complete submission text file 0001209191-12-029037.txt   20276
Mailing Address 1332 LONDONTOWN BLVD SYKESVILLE MD 21784
Business Address 1332 LONDONTOWN BLVD SYKESVILLE MD 21784 4109707874
GSE SYSTEMS INC (Issuer) CIK: 0000944480 (see all company filings)

EIN.: 521868008 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 7372 Services-Prepackaged Software

Mailing Address PERSEUS 2000 LLC 2099 PENNSYLVANIA AVUE NW STE 900 WASHINGTON DC 20006
Business Address
DEUTCH PHILIP J (Reporting) CIK: 0001241831 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-14785 | Film No.: 12853409

Mailing Address 1700 K STREET NW, SUITE 750 WASHINGTON DC 20006
Business Address 1700 K STREET NW, SUITE 750 WASHINGTON DC 20006 (202) 536-3920
Energy Technology Partners, L.L.C. (Reporting) CIK: 0001421879 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-14785 | Film No.: 12853410

Mailing Address 1700 K STREET N.W., SUITE 750 WASHINGTON DC 20006
Business Address 1700 K STREET N.W., SUITE 750 WASHINGTON DC 20006 202-536-3920
NGP Energy Technology Partners II, L.P. (Reporting) CIK: 0001520014 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-14785 | Film No.: 12853412

Mailing Address 1700 K STREET, NW SUITE 750 WASHINGTON DC 20006
Business Address 1700 K STREET, NW SUITE 750 WASHINGTON DC 20006 202-536-3920
NGP ETP II, LLC (Reporting) CIK: 0001548259 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-14785 | Film No.: 12853411