The Pennsylvania State Capitol

Grant recipient EIN 74-3255972

Who funds Delaware Riverkeeper Network?

36 private foundations gave Delaware Riverkeeper Network in Bristol, PA $7.5 million across 109 grants, in tax years 2017 to 2025.

Grants listed on funders’ 990-PF returns for tax years 2017 to 2025, read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Grants received by year

Grants from private foundations by the funder’s tax year. The latest year is in blue; it is not complete until all its returns reach the IRS.

Every foundation grant, by year

109 grants

Each line as the funder listed it on its return, newest year first, then largest.

  1. Austelle FoundationRadnor, PA 2025

    Protection of water quality

    $55,000
  2. Environmental Endowment for New Jersey IncMercerville, NJ 2025

    Education and advocacy

    $20,000
  3. Foundation for A Better Tomorrow IncMadison, MS 2025

    Unrestricted

    $10,000
  4. The Summersault FoundationNeptune, NJ 2025

    General support

    $5,500
  5. Aaron and Patricia Blumberg FoundationWilmington, DE 2025

    General & Unrestricted

    $5,000
  6. The Stewart Family Foundation StewartGlen Mills, PA 2025

    General

    $2,000
  7. Frenzel Family Charitable FoundatioPhiladelphia, PA 2025

    General operations

    $2,000
  8. The Harriette Steelman and Charles L Tabas FoundationPottsville, PA 2025

    Charitable for environment

    $1,500
  9. The William Penn FoundationPhiladelphia, PA 2024

    Advocacy to protect water quality in the delaware river watershed.

    $500,000
  10. The Woodtiger FundErwinna, PA 2024

    General support

    $350,000
  11. The Schmidt Family FoundationPalo Alto, CA 2024

    Encouraging a just transition away from fossil fuels

    $300,000
  12. Park Foundation IncIthaca, NY 2024

    Project support

    $80,000
  13. Sarah Decoizart Perpetual Charitable TRChicago, IL 2024

    General

    $50,000
  14. Austelle FoundationRadnor, PA 2024

    Protection of delaware watershed

    $35,000
  15. Cloud Mountain FoundationNew York, NY 2024

    Environmental

    $30,000
  16. Environmental Endowment for New Jersey IncMercerville, NJ 2024

    Education and advocacy

    $20,000
  17. The Heinz EndowmentsPittsburgh, PA 2024

    To support efforts to ensure advancement of a sustainable region

    $17,580
  18. Foundation for A Better Tomorrow IncMadison, MS 2024

    Unrestricted

    $10,000
  19. Robert H Spitz FoundationScranton, PA 2024

    For the purpose of securing stronger stream protections through land preservation practices, and raising awareness of the community benefits of coupling antidegradation and land preservation.

    $9,000
  20. Aaron and Patricia Blumberg FoundationWilmington, DE 2024

    General & Unrestricted

    $5,000
  21. Bernard and Anne Spitzer Charitable TrustNew York, NY 2024

    General purpose

    $3,000
  22. The Harriette Steelman and Charles L Tabas FoundationPottsville, PA 2024

    Charitable for environment

    $2,500
  23. Weeden FoundationBedford Hills, NY 2024

    Grant

    $2,500
  24. The Stewart Family Foundation StewartGlen Mills, PA 2024

    General

    $2,000
  25. Mutual of America FoundationNew York, NY 2024

    General operating purpose

    $600
  26. The William Penn FoundationPhiladelphia, PA 2024

    General support

    $256
  27. JPMorgan Chase FoundationNew York, NY 2024

    Matching contribution (general operating support)

    $200
  28. The Woodtiger FundErwinna, PA 2023

    General support

    $500,000
  29. The Schmidt Family FoundationPalo Alto, CA 2023

    Encouraging a just transition away from fossil fuels

    $300,000
  30. Park Foundation IncIthaca, NY 2023

    Environment - project support

    $80,000
  31. Cedar Tree FoundationBoston, MA 2023

    Project support for defeating fracking and its infrastructure

    $50,000
  32. Cloud Mountain FoundationNew York, NY 2023

    Environmental

    $30,000
  33. Environmental Endowment for New Jersey IncMercerville, NJ 2023

    Protect delaware river watershed

    $20,000
  34. The Heinz EndowmentsPittsburgh, PA 2023

    To support efforts to ensure advancement of a sustainable region

    $17,420
  35. Aaron and Patricia Blumberg FoundationWilmington, DE 2023

    General & Unrestricted

    $5,000
  36. The Harriette Steelman and Charles L Tabas FoundationPottsville, PA 2023

    Charitable for environment

    $2,500
  37. The Stewart Family Foundation StewartGlen Mills, PA 2023

    General

    $1,000
  38. Mutual of America FoundationNew York, NY 2023

    General operating purpose

    $500
  39. Amazonsmile FoundationSeattle, WA 2023

    General support

    $196
  40. The William Penn FoundationPhiladelphia, PA 2022

    2022 DRN - stream designations/ research based advocacy

    $1,000,000
  41. The Woodtiger FundErwinna, PA 2022

    General support

    $350,000
  42. The Schmidt Family FoundationPalo Alto, CA 2022

    Encouraging a just transition away from fossil fuels

    $300,000
  43. Cedar Tree FoundationBoston, MA 2022

    Project support for defeating fracking and its infrastructure

    $100,000
  44. Park Foundation IncIthaca, NY 2022

    Clean energy future

    $80,000
  45. Tortuga Charitable FoundationPrinceton, NJ 2022

    General charitable purposes

    $50,000
  46. Cloud Mountain FoundationNew York, NY 2022

    Environment

    $30,000
  47. Geraldine R Dodge Foundation IncNewark, NJ 2022

    General operating support

    $25,000
  48. Claneil Foundation IncPlymouth Meeting, PA 2022

    General operating

    $10,000
  49. Aaron and Patricia Blumberg FoundationWilmington, DE 2022

    General & Unrestricted

    $5,000
  50. The Harriette Steelman and Charles L Tabas FoundationPottsville, PA 2022

    Charitable for environment

    $2,500
  51. Britten FundLebanon, NJ 2022

    To support charitable purpose

    $2,000
  52. The Stewart Family Foundation StewartGlen Mills, PA 2022

    General

    $2,000
  53. Mutual of America FoundationNew York, NY 2022

    General operating purpose

    $400
  54. Amazonsmile FoundationSeattle, WA 2022

    General support

    $301
  55. The Pfizer Foundation IncNew York, NY 2022

    Matching gifts

    $100
  56. The Woodtiger FundErwinna, PA 2021

    General support

    $500,000
  57. The William Penn FoundationPhiladelphia, PA 2021

    Stream designations/ research based advocacy

    $456,000
  58. The Schmidt Family FoundationPalo Alto, CA 2021

    Encouraging a just transition away from fossil fuels

    $300,000
  59. Cedar Tree FoundationBoston, MA 2021

    Project support for defeating fracking and its infrastructure

    $150,000
  60. Park Foundation IncIthaca, NY 2021

    Secure policy reform and set legal precedent in the fight against pipelines and gas infrastructure

    $75,000
  61. Tortuga Charitable FoundationPrinceton, NJ 2021

    General charitable purposes

    $50,000
  62. Geraldine R Dodge Foundation IncNewark, NJ 2021

    General operating support

    $40,000
  63. Environmental Endowment for New Jersey IncMercerville, NJ 2021

    Deepening

    $20,000
  64. Claneil Foundation IncPlymouth Meeting, PA 2021

    General operating

    $15,000
  65. The Harriette Steelman and Charles L Tabas FoundationPottsville, PA 2021

    Charitable for environment

    $5,000
  66. Britten FundLebanon, NJ 2021

    To support charitable purpose

    $3,000
  67. Aaron and Patricia Blumberg FoundationWilmington, DE 2021

    General & Unrestricted

    $3,000
  68. The Stewart Family Foundation StewartGlen Mills, PA 2021

    General

    $2,000
  69. Amazonsmile FoundationSeattle, WA 2021

    General support

    $438
  70. Mutual of America FoundationNew York, NY 2021

    General operating purpose

    $300
  71. Arthur J Gallagher FoundationRolling Meadows, IL 2021

    General exempt purpose

    $50
  72. The William Penn FoundationPhiladelphia, PA 2020

    Stream designations/ research based advocacy

    $470,000
  73. The Schmidt Family FoundationPalo Alto, CA 2020

    General operating support

    $225,000
  74. Cedar Tree FoundationBoston, MA 2020

    Project support for defeating fracking and its infrastructure

    $150,000
  75. Park Foundation IncIthaca, NY 2020

    Secure policy reform and set legal precedent in the fight against pipelines and gas infrastructure

    $60,000
  76. Geraldine R Dodge Foundation IncNewark, NJ 2020

    General operating support

    $45,000
  77. Tortuga Charitable FoundationPrinceton, NJ 2020

    General charitable purposes

    $35,000
  78. Environmental Endowment for New Jersey IncMercerville, NJ 2020

    Deepening

    $19,000
  79. Cedar Tree FoundationBoston, MA 2020

    General support

    $5,000
  80. The Harriette Steelman and Charles L Tabas FoundationPottsville, PA 2020

    Charitable to environment

    $5,000
  81. Britten FundLebanon, NJ 2020

    To support charitable purpose

    $4,000
  82. Aaron and Patricia Blumberg FoundationWilmington, DE 2020

    General & Unrestricted

    $2,500
  83. The Stewart Family Foundation StewartGlen Mills, PA 2020

    General

    $2,000
  84. Amazonsmile FoundationSeattle, WA 2020

    General support

    $432
  85. The William Penn FoundationPhiladelphia, PA 2020

    General support

    $400
  86. Mutual of America FoundationNew York, NY 2020

    General operating purpose

    $300
  87. JPMorgan Chase FoundationNew York, NY 2020

    General operating support

    $100
  88. The Schmidt Family FoundationPalo Alto, CA 2019

    General support

    $200,000
  89. Geraldine R Dodge Foundation IncNewark, NJ 2019

    To advance protection of the delaware river's waters and watershed in new jersey through advocacy grounded in science, law, and social justice

    $45,000
  90. Friends of Fish FoundationWest Chester, PA 2019

    Preserve delaware river

    $30,000
  91. The Moses Feldman Family FoundationBethesda, MD 2019

    General

    $20,000
  92. Environmental Endowment for New Jersey IncMercerville, NJ 2019

    Deepening

    $20,000
  93. Claneil Foundation IncPlymouth Meeting, PA 2019

    General operating

    $15,000
  94. Britten FundLebanon, NJ 2019

    To support charitable purpose

    $4,000
  95. Aaron and Patricia Blumberg FoundationWilmington, DE 2019

    General & Unrestricted

    $2,500
  96. Mutual of America FoundationNew York, NY 2019

    General operating purpose

    $300
  97. JPMorgan Chase FoundationNew York, NY 2019

    General operating support

    $250
  98. The Robert Wood Johnson FoundationPrinceton, NJ 2019

    Matching Gifts

    $125
  99. Arthur J Gallagher FoundationRolling Meadows, IL 2019

    General exempt purpose

    $50
  100. Chubb Charitable FoundationPhiladelphia, PA 2019

    matching gifts

    $25
  101. PatagoniaorgVentura, CA 2018

    To support environmental projects.

    $20,000
  102. Claneil Foundation IncPlymouth Meeting, PA 2018

    General operating

    $15,000
  103. The Hearthland FoundationLos Angeles, CA 2018

    Natural resource conservation and protection

    $15,000
  104. Britten FundLebanon, NJ 2018

    To support charitable purpose

    $6,250
  105. Aaron and Patricia Blumberg FoundationWilmington, DE 2018

    General & Unrestricted

    $2,500
  106. The Leslie Miller and Richard Worley FoundationBryn Mawr, PA 2018

    General funds

    $750
  107. J M Smith FoundationSpartanburg, SC 2018

    Unrestricted charitable contribution

    $500
  108. Mutual of America FoundationNew York, NY 2018

    Matching gift to irc sec. 501(c)(3) organization

    $200
  109. PatagoniaorgVentura, CA 2017

    To support environmental projects.

    $14,000

About this match

Funders write a recipient’s name and address, not its EIN. We matched these grants to EIN 74-3255972 by name and ZIP code against the IRS list of exempt organizations and our list of filers. Grants we could not tie to one organization are not counted here.