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Organization	Location	Revenue	Expenses	Assets	Program	Fundr. cost	Employees	Type
The American Society of Mechanical Engineers The mission of the AMERICAN SOCIETY of MECHANICAL ENGINEERS ("asme") is to advance engineering for the… 13-1623899 · FY2023	New York, NY	$136.7M	$152.5M	$227.9M	60%	0%	396	501(c)(3)
Society of American Military Engineers To provide training, education and support to the MILITARY and uniformed services and other federal, state… 53-0196491 · FY2024	Alexandria, VA	$13.3M	$12.3M	$0	73%	1%	41	501(c)(3)
American Society for Metals The SOCIETY is dedicated to serving the matierals science and engineering profession. 34-0714532 · FY2024	Novelty, OH	$11.2M	$12.6M	$29.9M	67%	3%	90	501(c)(3)
Biomedical Engineering Society 36-6212451 · FY2024	Arlington, VA	$5.4M	$3.1M	$9.6M	74%	0%	9	501(c)(3)
The Tau Beta Pi Association INC As the only academic honor society that confers recognition on eligible individuals from all engineering… 62-0479545 · FY2023	Knoxville, TN	$5.0M	$3.8M	$51.3M	84%	13%	17	501(c)(3)
Sigma Xi the Scientific Research Honor Society INC The HONOR SOCIETY of scientists and engineers that recognizes SCIENTIFIC achievement. 06-0655494 · FY2024	Rsrch Triangle Prk, NC	$4.9M	$5.1M	$19.5M	59%	7%	31	501(c)(3)
Phi Sigma Pi National Honor Fraternity INC To bring together some of the brightest and most motivated students on campus and work together in a spirit… 23-6393069 · FY2023	Lancaster, PA	$1.6M	$1.5M	$3.3M	91%	1%	11	501(c)(3)
Sigma Tau Delta Society INC SIGMA TAU DELTA is an academic SOCIETY that confers distinction on students for high achievement in english… 36-3397304 · FY2024	Dekalb, IL	$1.3M	$1.4M	$2.6M	30%	0%	5	501(c)(3)
Pi Sigma Alpha the National Political Science Honor Society To recognize excellence in academic achievement by college and university students in the fields of POLITICAL… 52-0733857 · FY2024	Washington, DC	$522.1K	$566.2K	$2.7M	86%	1%	3	501(c)(3)
Tau Beta Sigma National Honorary Band Sorority We provide exceptional service to collegiate bands and promote equality and diversity, including empowering… 73-0593479 · FY2023	Stillwater, OK	$506.2K	$599.2K	$1.2M	56%	1%	12	501(c)(3)
Tau Sigma INC TAU SIGMA is an academic honor society designed specifically to recognize and promote the academic excellence… 63-1235903 · FY2023	Auburn, AL	$472.7K	$446.0K	$1.1M	93%	0%	3	501(c)(3)
Society of American Military Engineers The SAME Mission "To promote and facilitate engineering support for national security by developing and… 13-6123328 · FY2024	Staten Island, NY	$439.0K	$519.5K	$189.5K	100%	0%	—	501(c)(3)
Society of American Military Engineers The mission of the Society of American Military Engineers is to promote and facilitate engineering support… 58-1522442 · FY2024	Savannah, GA	$435.9K	$426.5K	$438.7K	98%	0%	—	501(c)(3)
American Society of Civil Engineers Sacramento Section To advance the knowledge and practice of engineering in the public interest. To provide member societies with… 94-6097155 · FY2023	Reston, VA	$394.2K	$367.5K	$654.4K	90%	0%	—	501(c)(3)
Pi Sigma Epsilon National Education Foundation To aid college students who are members of, or who are pledged to become members of, the PI SIGMA EPSILON… 39-1650560 · FY2024	Greenfield, WI	$380.6K	$245.6K	$1.0M	71%	0%	—	501(c)(3)
Society of American Military Engineers Jacksonville Post To promote and facilitate engineering support for national security by developing and enhancing relationships… 59-6152338 · FY2024	Jacksonville, FL	$368.2K	$381.4K	$1.4M	99%	0%	—	501(c)(3)
Epsilon Sigma Phi-The National Honorary Extension Fraternity INC To promote the highest standards and ideals of professionalism and interaction at the NATIONAL level, both by… 52-6044675 · FY2024	Owasso, OK	$334.6K	$342.8K	$1.6M	75%	0%	—	501(c)(3)
Sigma Pi Educational Foundation INC EDUCATIONAL and leadership development 22-6034109 · FY2024	Smyrna, TN	$332.2K	$258.6K	$5.8M	39%	1%	—	501(c)(3)
Society of American Military Engineers To promote and facilitate engineering support for national security by developing and enhancing relationships… 54-6052958 · FY2025	Virginia Bch, VA	$330.7K	$159.7K	$999.0K	96%	0%	—	501(c)(3)
Tau Mu Sigma Phi USA Foundation INC TAU MU SIGMA PHI USA Foundation has the following mission statement: (a) To Promote Academic Excellence (b)… 01-0568224 · FY2024	Jerseyville, IL	$325.6K	$148.9K	$1.5M	98%	0%	—	501(c)(3)
Society of American Military Engineers Lead collaboration in support of our national security priorities through advancing three strategic goals… 74-6062798 · FY2024	Universal City, TX	$307.0K	$166.7K	$814.4K	86%	7%	—	501(c)(3)
Society of American Military Engineers To promote and facilitate engineering support for national security by developing and enhancing relationships… 43-6073682 · FY2024	Platte City, MO	$260.7K	$198.6K	$411.0K	86%	7%	—	501(c)(3)
Society of American Military Engineers To promote and facilitate engineering support for national security by developing and enhancing relationships… 95-6096023 · FY2024	San Diego, CA	$257.4K	$86.2K	$947.1K	87%	0%	—	501(c)(3)
American Society of Civil Engineers Advance Science and promote civil engineering profession. 23-7066812 · FY2024	Reston, VA	$248.5K	$248.0K	$737.5K	99%	1%	—	501(c)(3)
Society of American Military Engineers To promote and facilitate engineering support for national security by developing and enhancing relationships… 63-6049794 · FY2025	Huntsville, AL	$246.8K	$127.8K	$506.0K	22%	0%	—	501(c)(3)
Society of American Military Engineers To promote and facilitate engineering support for national security by developing and enhancing relationships… 52-1269029 · FY2024	Honolulu, HI	$240.5K	$199.6K	$364.6K	100%	0%	—	501(c)(3)
National Social Science Honor Society Pi Gamma Mu INC To encourage and promote excellence in the SOCIAL sciences and to uphold and nurture scholarship, leadership… 48-0547708 · FY2024	Winfield, KS	$238.9K	$307.8K	$1.7M	43%	0%	4	501(c)(3)
Society of American Military Engineers 94-6107627 · FY2024	Sacramento, CA	$193.5K	$153.3K	$284.3K	94%	0%	—	501(c)(3)
Society of American Military Engineers Baltimore Post To promote and facilitate engineering support for the national security by developing and enchaining… 52-6011682 · FY2024	Columbia, MD	$182.7K	$150.3K	$758.1K	100%	0%	—	501(c)(3)
Society of American Military To promote and facilitate engineering support for national security 63-6049965 · FY2024	Mobile, AL	$181.5K	$152.8K	$577.6K	100%	0%	—	501(c)(3)
Chi Pi Sigma INC Chi Pi Sigma Inc. is dedicated to empowering the next generation of criminal justice professionals by… 99-0967232 · FY2024	Fairfield, CA	$175.0K	$0	$175.0K	—	—	—	501(c)(3)
Epsilon Pi Tau INC Honorary scientific professional fraternity 56-1060074 · FY2024	Bowling Green, OH	$164.7K	$149.8K	$440.1K	100%	0%	1	501(c)(3)
Society of American Military Engineers 73-6102815 · FY2024	Tulsa, OK	$150.3K	—	$151.0K	—	—	—	501(c)(3)
Society of American Military Engineers Seattle Post 91-6056809 · FY2024	Seattle, WA	$148.9K	—	$118.2K	—	—	—	501(c)(3)
Society of American Military Engineers - To promote and faciliate engineering support for national security by developing and enhancing relationships… 36-6164995 · FY2025	Rock Island, IL	$113.3K	$72.3K	$555.2K	91%	0%	—	501(c)(3)
Society of American Military Engineers 59-3149146 · FY2024	Patrick Afb, FL	$110.5K	—	$91.5K	—	—	—	501(c)(3)
Society of American Military Engineers 94-6104435 · FY2024	Fremont, CA	$108.5K	—	$486.2K	—	—	—	501(c)(3)
Society of American Military Engineers 74-2622163 · FY2024	New Orleans, LA	$106.1K	—	$211.9K	—	—	—	501(c)(3)
Society of American Military Engineers To educate and mentor members, both students and professionals, dedicated to individual development, mutual… 58-6066302 · FY2025	Atlanta, GA	$100.6K	$136.5K	$901.3K	79%	0%	—	501(c)(3)
Sigma Theta Tau International 494 Phi Pi 90-0738357 · FY2024	Schaumburg, IL	$98.8K	—	$233.5K	—	—	—	501(c)(3)
Society of American Military Engineers The Society of American Military Engineers Charleston Post is part of a national nonprofit organization… 57-0746898 · FY2024	N Charleston, SC	$90.3K	—	$404.9K	—	—	—	501(c)(3)
Beta Chi Sigma-Phi Beta Sigma 57-1024030 · FY2025	Columbia, SC	$88.8K	—	$92.4K	—	—	—	501(c)(3)
Sigma Chapter Foundation 82-1143920 · FY2022	Detroit, MI	$68.9K	—	$0	—	—	—	501(c)(3)
The Society of American Military Engineers Boston Post INC 04-6188767 · FY2024	Westford, MA	$63.1K	—	$160.8K	—	—	—	501(c)(3)
American Society of Civil Engineers Kentucky Section Advance Science and Promote Civil Engineering Profession. 23-7318940 · FY2023	Reston, VA	$62.0K	$81.6K	$551.5K	100%	0%	—	501(c)(3)
Sigma Theta Tau International INC 90-0738352 · FY2024	Saint Paul, MN	$59.7K	—	$239.6K	—	—	—	501(c)(3)
Phi Tau Sigma Honorary Society INC 42-1199432 · FY2024	Vadnais Heights, MN	$59.4K	—	$425.0K	—	—	—	501(c)(3)
Sigma Phi Epsilon Educational Foundation of Nebraska INC Provide educational and scholarship support for university students. 47-0688784 · FY2023	Omaha, NE	$55.3K	$48.4K	$736.1K	82%	0%	—	501(c)(3)
Society of Manufacturing Engineers Chapter 43 62-6074037 · FY2024	Nashville, TN	$54.5K	—	$295.1K	—	—	—	501(c)(3)
Society of American Military Engineers To lead collaboration in support of our national security priorities through advancing three interrelated… 52-1269015 · FY2024	Houston, TX	$50.0K	—	$544.0K	—	—	—	501(c)(3)

2,046,138

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Public data from IRS Form 990 e-file & Business Master File. A 990 shows reported financial activity, not measured program outcomes. Assets are from the IRS BMF and may lag the latest filing; fundraising cost is fundraising expenses as a share of total expenses. · philanthropy.org