Middlesex

TREATMENT INNOVATIONS, LLC

Massachusetts Since:

1995

TREATMENT INNOVATIONS, LLC

TRANSACTION ASSOCIATES, INC.

Massachusetts Since:

1990

TRANSACTION ASSOCIATES, INC.

Massachusetts Since:

1999

TRAINRIGHT INC

OFFICE IMAGES, INC.

Massachusetts Since:

1993

OFFICE IMAGES, INC.

TOHN ENVIRONMENTAL STRATEGIES LLC

Massachusetts Since:

2006

TOHN ENVIRONMENTAL STRATEGIES LLC

Massachusetts Since:

2002

TIAX LLC

THE TRAINING ASSOCIATES CORP

Massachusetts Since:

1994

THE TRAINING ASSOCIATES CORP

MEC TECHNOLOGIES, INC.

Massachusetts Since:

2008

MEC TECHNOLOGIES, INC.

FOTRONIC CORPORATION

Massachusetts Since:

1992

FOTRONIC CORPORATION

TERATECH CORPORATION

Massachusetts Since:

1993

TERATECH CORPORATION

Massachusetts Since:

2001

TELAZTEC LLC

TECHNICAL COMMUNICATIONS CORP

Massachusetts Since:

1961

TECHNICAL COMMUNICATIONS CORP

TANTARA ASSOCIATES CORP

Massachusetts Since:

2000

TANTARA ASSOCIATES CORP

TALENTBURST, INC.

Massachusetts Since:

2002

TALENTBURST, INC.

T2 BIOSYSTEMS, INC

Massachusetts Since:

2006

T2 BIOSYSTEMS, INC