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Employer Identification Number 46-2270280

MACK SUMNER COMMUNICATIONS, LLC is a USA domiciled entity or foreign entity operating in the USA. The EIN ihas been issued by the IRS

Company Name:MACK SUMNER COMMUNICATIONS, LLC
Employer identification number (EIN):46-2270280
EIN Issuing AuthorityInternet
NAIC Classification:541990
NAIC Description:All Other Professional, Scientific, and Technical Services
401k Pension/Benefits registration MACK SUMNER COMMUNICATIONS, LLC 401k plan information
State of IncorporationVirgninia, VA

Organization Addresses

The following addresses have been detected as associated with Tax Indentification Number 462270280

USA Mailing Address
2001 N. BEAUREGARD ST., SUITE 420
ALEXANDRIA
VA
22311
Date first seen: 2009-10-01
Date last seen: 2025-06-30
USA Location Address
2001 N. BEAUREGARD ST., SUITE 420
ALEXANDRIA
VA
22311
Date first seen: 2009-10-01
Date last seen: 2025-06-30
USA Location Address
3100 CLARENDON BLVD
ARLINGTON
VA
222015302
Date first seen: 2017-10-12
Date last seen: 2017-10-12
USA Mailing Address
3100 CLARENDON BLVD.
ARLINGTON
VA
22201
Date first seen: 2007-01-01
Date last seen: 2025-07-31
USA Mailing Address
P.O. BOX 100970
ARLINGTON
VA
22210
Date first seen: 2007-01-01
Date last seen: 2025-06-30
USA Location Address
4301 N FAIRFAX DRIVE, SUITE 550
ARLINGTON
VA
222031627
Date first seen: 2018-10-11
Date last seen: 2021-09-07
USA Location Address
1301 K STREET NW, SUITE 300W
WASHINGTON
DC
20005
Date first seen: 2007-01-01
Date last seen: 2025-08-31
401k Sponsor USA Address
1301 K STREET NW, SUITE 300W
WASHINGTON
DC
20005
Date first seen: 2007-01-01
Date last seen: 2024-09-17

EIN Change Events for MACK SUMNER COMMUNICATIONS, LLC

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