Information Security Oversight Office (ISOO)

ISOO Staff

Inquiries may be directed to ISOO staff members listed below. Specific liaisons may be contacted with agency concerns. All members of the staff can provide general information about the program.


    Mark Bradley
    ISOO Director

    Telephone: 202-357-5205
    E-mail: Mark Bradley

    Michelle Boyd
    Chief of Staff

    Telephone: 202-357-6855
    E-mail: Michelle Boyd

    Greg Pannoni
    Associate Director for Operations and Industrial Security, Controlled Unclassified Information (CUI)

    Telephone: 202-357-5047
    E-mail: Greg Pannoni

    John Powers
    Associate Director for Classification Management

    Telephone: 202-357-5183
    E-mail: John Powers

    Attorney Advisor

    Bryan Oklin
    Telephone: 202-357-6868
    E-mail: Bryan Oklin 

    Administrative Staff

    Janet Brooks
    Staff Assistant
    Telephone: 202-357-5111
    E-mail: Janet Brooks 

    Senior Program Analysts

    William Carpenter
    Telephone: 202-357-5466
    E-mail: William Carpenter 

    Heather Harris Pagan
    Telephone: 202-357-5351
    E-mail: Heather Harris Pagan
    Principal for Operations and Industrial Security

    Adam Huddleston
    Telephone: 202-357-6863
    E-mail: Adam Huddleston
    Classification Management

    Ellen Knight
    Telephone: 202-357-5342
    E-mail: Ellen Knight
    PIDB, Classification Management (on extended detail. *Note:  checking email very infrequently.  Please email: to receive a response.)

    Mark Riddle
    Telephone: 202-357-6864
    E-mail: Mark Riddle
    Principal for CUI Program Oversight

    Robert Skwirot
    Telephone: 202-357-5398
    E-mail: Robert Skwirot
    Principal for CNSI Program Oversight

    Program Analysts

    Devin Casey
    Telephone: 202-357-6867
    E-mail: Devin Casey
    Lead for CUI Agency Implementation, CUI Registry Committee Chair

    Evan Coren
    Telephone: 202-357-5039
    E-mail: Evan Coren

    Robert Fahs
    Telephone: 202-357-5474
    E-mail: Robert Fahs
    Classification Management

    Carolina Klink
    Telephone: 202-357-5286
    E-mail: Carolina Klink
    Web Design, Operations and Industrial Security, Records Management

    Robert Tringali
    Telephone: 202-357-5335
    E-mail: Robert Tringali
    Operations and Industrial Security

    Charlene Wallace
    Telephone: 202-357-5423
    E-mail: Charlene Wallace 
    CUI Training, Outreach, and Awareness

    To make comments or to request additional information on this particular Web page, please contact