Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001104659-11-024431
Filing Date
2011-04-29
Accepted
2011-04-29 17:21:36
Documents
3
Period of Report
2010-12-31

Document Format Files

Seq Description Document Type Size
1 10-K/A a11-11067_110ka.htm 10-K/A 1915898
2 EX-31.1 a11-11067_1ex31d1.htm EX-31.1 7117
3 EX-31.2 a11-11067_1ex31d2.htm EX-31.2 7808
  Complete submission text file 0001104659-11-024431.txt   1931779
Mailing Address 65 MIDDLESEX ROAD TYNGSBORO MA 01879
Business Address 65 MIDDLESEX ROAD TYNGSBORO MA 01879 9786949121
BEACON POWER CORP (Filer) CIK: 0001103345 (see all company filings)

EIN.: 043372365 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K/A | Act: 34 | File No.: 000-31973 | Film No.: 11796237
SIC: 4911 Electric Services