1993 Digital Equipment Corporation
1995-1997 Eric Young (eay@cryptsoft.com)
1992-2008 Free Software Foundation,Inc
1995 International Business Machines,Inc
1995-2003 Internet Software Consortium
2004-2010 Internet Systems Consortium
2004-2010 Internet Systems Consortium,Inc
2000 Nominum,Inc
1995 RadioMail Corporation
1982-1993 The Regents of the University of California
1995-1998 Trusted Information Systems,Inc
1994 X Consortium