Private foundation · Worcester, MA

Lawrence a & Joan E Siff Foundation

View org profile →Find similar funders →Invitation only
Typical grant size
$150 – $250 – $2K
25th · median · 75th percentile
Unique recipients
31
Repeat grantees
16
funded 2+ years

Application procedures · from 2024 990-PF

Leadership · from 2024 990-PF

Lawrence a Siff
TRUSTEE
Joan E Swartz-siff
TRUSTEE
Shirley S Siff
TRUSTEE
Stefan Nathanson
TRUSTEE
Robert M Siff
TRUSTEE

Source: IRS Form 990-PF, Part VII. Officers, directors, and trustees as reported by the foundation.

Payout rate · TY 2024
5.4%
grants paid ÷ assets · ~5% IRS minimum
'17
'18
'19
'20
'21
'22
'23
'24
156
Total grants awarded
$246K
Total amount
$2K
Average grant
$15K
Largest grant

Giving by year

2024
$7K
6 grants
2023
$11K
10 grants
2022
$30K
21 grants
2021
$30K
18 grants
2020
$37K
12 grants
2019
$44K
16 grants
2018
$32K
13 grants
2017
$14K
15 grants
2016
$20K
15 grants
2015
$6K
11 grants
2014
$10K
9 grants
2013
$6K
10 grants

Top recipients

6 grants · RI · ✓ Exact match
$85K
Temple Beth Avodah
11 grants · MA
$55K
8 grants · MA · ✓ Exact match
$27K
7 grants · MA · ✓ Exact match
$21K
Two Ten International Footwear Foundation
8 grants · MA
$13K
11 grants · MA · ≈ likely match
$8K
3 grants · NY · ✓ Exact match
$7K
1 grant · MA · ✓ Exact match
$5K
6 grants · MA · ✓ Exact match
$3K
Ma Society for the Prevention of Cruelty to Children
2 grants · MA
$2K

Recipient names are as reported on the 990-PF. ✓ Exact match = EIN matched to IRS records by exact name + state; ≈ likely match = EIN inferred from a closely similar name. The recipient EIN is never stated on the form — it is DoubleNine’s match.

Recent grants · most recent filings first

Museum of Science
GENERAL
MA · TY 2024
$3K
Two Ten International Footwear Foundation
GENERAL
MA · TY 2024
$2K
Franciscan Hospital for Children
GENERAL
MA · TY 2024
$1K
The Windsor School
GENERAL
MA · TY 2024
$700
Tufts University
GENERAL
MA · TY 2024
$200
Museum of Fine Arts
GENERAL
MA · TY 2024
$150
Temple Beth Avodah
GENERAL
MA · TY 2023
$4K
Museum of Science
GENERAL
MA · TY 2023
$3K
Two Ten International Footwear Foundation
GENERAL
MA · TY 2023
$2K
Next for Autism
GENERAL
NY · TY 2023
$1K
The Academy of American Poets
GENERAL
NY · TY 2023
$250
Grow Associates Inc
GENERAL
MA · TY 2023
$200
Boston Athenaeum
GENERAL
MA · TY 2023
$200
Graywolf Press
GENERAL
MN · TY 2023
$200
Museum of Fine Arts
GENERAL
MA · TY 2023
$150
The Trustees of Reservations
GENERAL
MA · TY 2023
$75
Brown University
GENERAL
RI · TY 2022
$15K
Temple Beth Avodah
GENERAL
MA · TY 2022
$4K
Museum of Science
GENERAL
MA · TY 2022
$3K
Franciscan Hospital for Children
GENERAL
MA · TY 2022
$3K
Two Ten International Footwear Foundation
GENERAL
MA · TY 2022
$2K
Boston Athenaeum
GENERAL
MA · TY 2022
$550
World Against Toys Causing Harm
GENERAL
MA · TY 2022
$250
Tufts University
GENERAL
MA · TY 2022
$250
Alzheimer's Association of Ma
GENERAL
MA · TY 2022
$250
Boston University Law School
GENERAL
MA · TY 2022
$250
Pmc Jimmy Fund
GENERAL
MA · TY 2022
$250
The Academy of American Poets
GENERAL
NY · TY 2022
$250
Biobuilder Educational Foundation
GENERAL
MA · TY 2022
$250
Dana Farber Cancer Institute
GENERAL
MA · TY 2022
$180
Temple Isaiah
GENERAL
MA · TY 2022
$180
Philip and Bernice Frieze Fund
GENERAL
MA · TY 2022
$150
Spaulding Rehabilitation
GENERAL
MA · TY 2022
$100
Linden Ponds Resident Aid Fund
GENERAL
MA · TY 2022
$100
Make a Wish Foundation Massachusetts
GENERAL
MA · TY 2022
$100
Institute of Contemporary Art
GENERAL
MA · TY 2022
$100
The Thoreau Society
GENERAL
MA · TY 2022
$85
Brown University
GENERAL
RI · TY 2021
$15K
Franciscan Hospital for Children
GENERAL
MA · TY 2021
$4K
Temple Beth Avodah
GENERAL
MA · TY 2021
$4K
Museum of Science
GENERAL
MA · TY 2021
$3K
Two Ten International Footwear Foundation
GENERAL
MA · TY 2021
$2K
Dana Farber Cancer Institute
GENERAL
MA · TY 2021
$600
Earth Creative
GENERAL
WA · TY 2021
$500
Cape Cod Healthcare Foundation
GENERAL
MA · TY 2021
$300
World Against Toys Causing Harm
GENERAL
MA · TY 2021
$250
The Academy of American Poets
GENERAL
NY · TY 2021
$250
Tenacre Country Day School
GENERAL
MA · TY 2021
$250
The Trustees of Reservations
GENERAL
MA · TY 2021
$250
Brimmer and May School
GENERAL
MA · TY 2021
$250

Source: IRS Form 990-PF, Part XV. Up to 50 most recent grants shown.