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Nonprofit · EIN 23-1092547

INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS

Also known as 677 LOCAL

Tax-exempt · ALLENTOWN, PA 18103

Financials

$2.2M$1.9M2023$2.9M$2.3M2024$3M$2.4M2025
Revenue Expenses · by fiscal year end
Financials of INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$3,048,170$2,368,816$679,354$6,671,571$145,066$6,526,505
December 31, 2024990$2,920,812$2,322,305$598,507$5,989,760$137,756$5,852,004
December 31, 2023990$2,150,332$1,906,826$243,506$5,386,498$26,173$5,360,325
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$2,682,308
Investment income
$151
Net rental income
$16,160
Net income from sales of inventory
$41
Other revenue
$365,711

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$151,636
Other salaries and wages
$119,707
Salaries, compensation and benefits (total)
$298,611
Professional fundraising fees
$0
Legal fees
$28,823
Occupancy
$131,397
Travel
$83,507

Balance sheet and other

Total assets, start of year
$5,989,760
Total assets, end of year
$6,671,571
Total liabilities, end of year
$145,066
Net assets, end of year
$6,526,505
Land, buildings and equipment
$1,377,983
Gross receipts
$3,049,171
Employees
89
Volunteers
0
Year formed
1939
State of legal domicile
PA

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Marc A TrezzaChairperson Mack Un
Officer
11.8$32,026
Michael T KellyFIN SEC/TREAS
Officer
12.7$21,752
Rebecca L KemmererRec Sec'y
Officer
11.6$20,572
Michael A ShuppPresident
Officer
5.8$10,172
Yvonne LedfordTrustee
Trustee or director, Officer
4.5$6,965
Kevin R SteinTrustee
Trustee or director, Officer
2.8$5,904
Daniel C MancusoMack Reman ShopChair
Officer
3.2$5,884
Timothy W HertzogMack Unit Chair
Officer
2.4$4,442
Ernest R WilliamsCHR-AMERICOLD
Officer
3.4$4,329
Lyle SmithSHOPCHAIR - BMW RDC
Officer
2.5$3,300
Christopher A MillerMember@Large
Officer
2$3,293
Herbert SchreckMember@Large
Officer
1.9$3,150
David M DurginCHR-EBU/OBU
Officer
1.4$2,938
Scott W WolfPresident
Officer
1.4$2,677
Davin A DerrHead Trustee
Trustee or director, Officer
1.5$2,511
29 more people on this return
NameTitleHours / weekCompensation
Daniel C HandMBR@LARGE- MMD
Officer
1.3$2,397
Jermaine E RobinsonMBR@LARGE MMD
Officer
1.2$2,339
Shawn J SmithSergeant @ Arms
Officer
1.1$2,257
Robert Snyder IVMember@Large - Reman
Officer
1.1$1,790
Michael A HawkMbr@Large
Officer
0.9$1,650
Alan C Keefer JrChairman - Reman
Officer
0.9$1,632
Michael F BuskirkTrustee
Trustee or director, Officer
1$1,567
John C MalseedMBR@LARGE REMAN
Officer
1$1,531
Clayton A WitterGuide
Officer
0.9$1,483
George A TregearTrustee
Trustee or director, Officer
0.8$1,445
Sean S KlotzTrustee
Trustee or director, Officer
0.5$818
Wayne D KnirnschildMember@Large
Officer
0.4$744
Jesse HildebrandMBR@LARGE EBU
Officer
0.3$673
Gloria McCormickMember@Large
Officer
0.3$593
Karen A FryzolVice President
Officer
0.3$550
Jennifer HawkMBR@LRG
Officer
0.2$200
Kari WhitemanMember@Large - Krise
Officer
0$52
Pamela J CantabeneCHR-KRISE
Officer
0$0
Michael J ChristineMBR@LARGE AMERICOLD
Officer
0$0
William P DemauriacMBR@LARGE MMD
Officer
0$0
Robert E DunbarTreasurer RWC
Officer
0$0
Robert GaliszewskiSGT at Arms - Mack
Officer
0$0
Thomas E Hendricks1st Vice Chair RWC
Officer
0$0
Ervin L KelloggRepresentative RWC
Officer
0$0
Bernard J Mingora2nd Vice Chair RWC
Officer
0$0
Anthony J Naydyhor IIIGUIDE
Officer
0$0
Mary B PowellShop Chair - KRISE
Officer
0$0
Richard J SaylorPres/Chair RWC
Officer
0$0
Peter SeylerSergeant @Arms
Officer
0$0
990 for the year ended December 31, 2024: 28 people
NameTitleHours / weekCompensation
Marc A TrezzaCHR - MACK UNIT
Officer
10.2$27,799
Rebecca L KemmererRec Sec'y
Officer
12$21,718
Michael T KellyFIN SEC/TREAS
Officer
11$18,393
Ernest R WilliamsCHR-AMERICOLD
Officer
5.3$15,796
Michael A ShuppVICE PRES
Officer
7.5$11,565
Daniel C HandMBR@LARGE- MMD
Officer
3.8$7,206
David M DurginCHR-EBU/OBU
Officer
3.5$6,969
Scott W WolfPRESIDENT
Officer
3.1$5,844
Buddy Maxwell JrMBR@LARGE MMD
Officer
2.8$4,853
Alan C Keefer JrCHR-REMAN
Officer
1.9$3,277
Michael F BuskirkTRUSTEE
Trustee or director, Officer
2$3,228
Sean S KlotzTRUSTEE
Trustee or director, Officer
1.5$2,673
John C MalseedMBR@LARGE REMAN
Officer
1.4$2,175
Davin A DerrSGT@ARMS
Officer
1.2$1,991
Jermaine E RobinsonMBR@LARGE MMD
Officer
0.8$1,577
George A TregearTRUSTEE
Trustee or director, Officer
0.8$1,396
Timothy W HertzogChairperson Mack Uni
Officer
0.5$944
Michael J ChristineMBR@LARGE AMERICOLD
Officer
0.6$674
Pamela J CantabeneCHR-FIRST STUDENT
Officer
0$0
William P DemauriacMBR@LARGE MMD
Officer
0$0
Robert E DunbarTreasurer RWC
Officer
0$0
Thomas E Hendricks1st Vice Chair RWC
Officer
0$0
Jesse HildebrandMBR@LARGE EBU
Officer
0$0
Ervin L KelloggRepresentative RWC
Officer
0$0
Bernard J Mingora2nd Vice Chair RWC
Officer
0$0
Anthony J Naydyhor IIIGUIDE
Officer
0$0
Richard J SaylorPres/Chair RWC
Officer
0$0
Peter SeylerSergeant@Arms
Officer
0$0
990 for the year ended December 31, 2023: 26 people
NameTitleHours / weekCompensation
Scott W WolfPRESIDENT
Officer
10.3$25,464
Marc A TrezzaCHR - MACK UNIT
Officer
9.8$23,000
Michael T KellyFIN SEC/TREAS
Officer
12.1$18,472
Russell D JonesMBR@LARGE MMD
Officer
8$16,876
Michael A ShuppVICE PRES
Officer
11$14,722
Rebecca L KemmererRec Sec'y
Officer
8.4$13,552
David M DurginCHR-EBU/OBU
Officer
3.2$7,176
Alan C Keefer JrCHR-REMAN
Officer
3.3$6,378
Michael F BuskirkTRUSTEE
Trustee or director, Officer
4$5,870
Ernest R WilliamsCHR-AMERICOLD
Officer
3$3,649
George A TregearTRUSTEE
Trustee or director, Officer
1.5$2,481
Sean S KlotzTRUSTEE
Trustee or director, Officer
1.5$2,430
Buddy Maxwell JrMBR@LARGE MMD
Officer
0.8$1,183
Michael J ChristineMBR@LARGE AMERICOLD
Officer
0.9$992
Jermaine E RobinsonMBR@LARGE MMD
Officer
0.6$990
William P DemauriacMBR@LARGE MMD
Officer
0.5$839
Pamela L HollingerREC SEC'Y
Officer
0.5$809
John C MalseedMBR@LARGE REMAN
Officer
0.5$757
Anthony J Naydyhor IIIGUIDE
Officer
0.5$677
Gregory S DodsonMBR@LARGE MMD
Officer
0.2$332
Linda M KohlMBR@LARGE OBU
Officer
0.2$302
Pam CantabeneCHR-FIRST STUDENT
Officer
0$0
Davin A DerrSGT@ARMS
Officer
0$0
Jesse HildebrandMBR@LARGE EBU
Officer
0$0
Ervin L KelloggMBR@LARGE RWC
Officer
0$0
Eric YenserGUIDE
Officer
0$0

Address and contacts

Address (IRS master file)
2101 MACK BLVD, ALLENTOWN, PA 18103-5685
Principal officer (990 for 2025)
Michael Shupp
Signed the 990
Michael Kelly, Financial Secretary
Phone
(610) 797-7722
Website
uaw677.org

Mission

Promote social and economic justice through collective bargaining, meetings, education, communication, organizing new bargaining units, community action, administration of the organization, maintenance of its property and assets, delivery of benefits to represent members, fraternal and social activities and related activities which further the common interest of the membership.

990 for the year ended December 31, 2025

Program accomplishments

  • Collective bargaining and representation for 4,443 members

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
23-1092547
Tax-exempt status
501(c)(5): Labor, agricultural or horticultural organization
Donations deductible
No
Exempt since
1941
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$6,671,571
Income (IRS master file)
$3,049,171

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$3,048,170$2,368,816$6,671,571IRS
990December 2024$2,920,812$2,322,305$5,989,760IRS
990December 2023$2,150,332$1,906,826$5,386,498XML
990December 2022$2,120,189$1,857,510$5,125,686IRS
990December 2021–––IRS
990December 2020–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 23-1092547).

Questions about INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS

What is the EIN of INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS?
The employer identification number (EIN) of INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS is 23-1092547.
Is INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(5) since 1941.
Are donations to INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2025.
Who is the principal officer of INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS?
The 990 for the year ended December 31, 2025 names Michael Shupp.
Who are the officers and directors of INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS?
The 990 for the year ended December 31, 2025 lists 44 people; 32 received compensation from the organization, the highest $32,026 (Marc A Trezza, Chairperson Mack Un).
How much revenue does INTERNATIONAL UNION UNITED AUTO AEROSPACE & AGRICULTURAL WORKERS have?
On its 990 for the year ended December 31, 2025 it reported revenue of $3,048,170, expenses of $2,368,816 and total assets of $6,671,571 at year end.

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