The Heising-simons Foundation in Los Altos, California (CA)


Employer Identification Number (EIN) 26-0799587
Name of Organization The Heising-simons Foundation
Previous Names The Heising-simmons Foundation (2008 - 2009)
Lemma Foundation (2007)
Address 400 Main St Ste 200, Los Altos, CA 94022-2840
Previous Addresses 400 Main St 200, Los Altos, CA 94022-0000 (2022)
400 Main St Ste 200, Los Altos, CA 94022-2840 (2015 - 2021)
400 Main Street Suite 200, Los Altos, CA 94022-2807 (2013)
300 Second Street, Los Altos, CA 94022-3694 (2011 - 2012)
280 2nd St Ste 240, Los Altos, CA 94022-3641 (2010)
280 Second Street, Los Altos, CA 94022-3692 (2009)
2000 University Ave Ste 610, E Palo Alto, CA 94303-2215 (2007 - 2008)
Subsection(s) / Classification Charitable Organization
Affiliation Independent
Ruling Date 12/2007
Deductibility Contributions are deductible
Foundation Private non-operating foundation
Organization Corporation
Exempt Organization Status Unconditional Exemption
Tax Period 12/2024
Asset $50,000,000 to greater
Income $50,000,000 to greater
Filing Requirement 990 - Not required to file (all other) (990-PF required)
Accounting Period December (12)
Asset Amount $810,497,642
Income Amount $66,249,484
Form 990 Revenue Amount $0
National Taxonomy of Exempt Entities (NTEE) Philanthropy, Voluntarism and Grantmaking Foundations: Private Grantmaking Foundations

Organizations performing similar types of work - median values


Income amount
Similar organizations: $214,473
This organization: $66,249,484
Asset amount
Similar organizations: $715,567
This organization: $810,497,642