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401k Sponsoring company profile

WINCHESTER THURSTON SCHOOL has sponsored the creation of one or more 401k plans.

Company Name:WINCHESTER THURSTON SCHOOL
Employer identification number (EIN):251030691
NAIC Classification:611000

The following addresses have been detected on the 401k submissions:

USA Mailing Address
555 MOREWOOD AVENUE
PITTSBURGH
PA
15213
Date first seen: 2007-01-01
Date last seen: 2025-11-24
USA Location Address
555 MOREWOOD AVENUE
PITTSBURGH
PA
152132899
Date first seen: 2012-10-01
Date last seen: 2025-11-22
USA Mailing Address
555 MOREWOOD AVENUE
PITTSBURGH
PA
152132899
Date first seen: 2025-07-31
Date last seen: 2025-11-22
401k Sponsor USA Address
555 MOREWOOD AVENUE
PITTSBURGH
PA
152132899
Date first seen: 2024-10-15
Date last seen: 2025-10-13

Sponsoring Company Events

DateDescription
2022-10-16251030691 Change of plan name detected from THE WINCHESTER THURSTON SCHOOL VANGUARD RETIREMENT to THE WINCHESTER THURSTON SCHOOL VANGUARD RETIREMENT PLAN for plan ID 001

WINCHESTER THURSTON SCHOOL 401k Plans

Plan id# Plan Name Plan Start Date Plan Effective Date
501WINCHESTER THURSTON SCHOOL HEALTH AND WELFARE PLAN2015-01-01 2005-09-01
008THE WINCHESTER THURSTON SCHOOL TIAA-CREF RETIREMENT PLAN FOR FORMER LOWER SCHOOL FACULTY (TERMINATED BEFORE 2011)2013-01-01 2011-01-01
001THE WINCHESTER THURSTON SCHOOL VANGUARD RETIREMENT PLAN2011-01-01 1959-01-01
006THE WINCHESTER THURSTON SCHOOL TIAA-CREF RETIREMENT PLAN FOR LOWER SCHOOL FACULTY (CURRENT AND FUTURE)2011-01-01 2011-01-01
005THE WINCHESTER THURSTON SCHOOL TIAA-CREF RETIREMENT PLAN FOR FORMER ADMIN. AND SUPPORT STAFF (TERM. BEFORE 2011)2012-01-01 2011-01-01
004THE WINCHESTER THURSTON SCHOOL TIAA-CREF RETIREMENT PLAN FOR ADMINISTRATORS/SUPPORT STAFF(CURRENT AND FUTURE)2013-01-01 2011-01-01
009THE WINCHESTER THURSTON SCHOOL TIAA-CREF RETIREMENT PLAN FOR FORMER MIDDLE AND UPPER SCHOOL FACULTY (TERM. BEFORE 2011)2011-01-01 2011-01-01
002THE WINCHESTER THURSTON SCHOOL VANGUARD RETIREMENT PLAN FOR LOWER SCHOOL FACULTY(CURRENT, FUTURE AND TERMINATED)2012-01-01 2011-01-01
007THE WINCHESTER THURSTON SCHOOL TIAA-CREF RETIREMENT PLAN FOR MIDDLE AND UPPER SCHOOL FACULTY(CURRENT AND FUTURE)2013-01-01 2011-01-01
003THE WINCHESTER THURSTON SCHOOL VANGUARD RETIREMENT PLAN FOR MIDDLE AND UPPER SCHOOL FACULTY (CURRENT, FUTURE, AND TERMINATED)2016-01-01 2011-01-01
010THE WINCHESTER THURSTON SCHOOL 403(B) RETIREMENT PLAN2016-01-01 2014-01-01
508WINCHESTER THURSTON SCHOOL LIFE AND DISABILITY PLA2020-07-01 2020-07-01

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