M
Exchange
—
Entity type
operating
Fiscal year end
Dec 31
Headquarters
DE
Recent Filings
- SC 13G/A21.8 KBMAINSPRING INCFeb 12, 7:00 PM ET·0000950135-02-000734
- SC 13G/A35.2 KBMAINSPRING INCFeb 10, 7:00 PM ET·0000930413-02-000295
- SC 13G12.2 KBMAINSPRING INCJan 31, 7:00 PM ET·0001047469-02-000072
- SC 13D37.1 KBMAINSPRING INCMay 16, 8:00 PM ET·0000935836-01-500278
- 10-Q239.5 KBMAINSPRING INCMay 13, 8:00 PM ET·0000927016-01-501010
- SC 13D234.8 KBMAINSPRING INCApr 30, 8:00 PM ET·0000950157-01-500055
- 313.1 KBMAINSPRING INCApr 30, 8:00 PM ET·0000950157-01-500056
- 10-K/A51.8 KBMAINSPRING INCApr 29, 8:00 PM ET·0000927016-01-500485
- 8-K213.3 KBMAINSPRING INCApr 19, 8:00 PM ET·0000927016-01-500278
- 10-K164.0 KBMAINSPRING INCMar 29, 7:00 PM ET·0000927016-01-001606
Insiders
0No insiders on record
Tickers
No tickers on record
Addresses
business
ONE MAIN STREET 7TH FLOOR
CAMBRIDGE, MA, 02142
mailing
ONE MAIN ST.
CAMBRIDGE, MA, 02142
Former Names
- MAINSPRING COMMUNICATIONS INC2000-04-11