Tax-Exempt Organizations in District of Columbia

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19,983 District of Columbia Tax-Exempt Organizations

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NameAddressEstablishedTotal Income
Institute For International Mediation & Conflict Resolution1424 K St Nw 650, Washington, DC 200051997-06$0
Institute For International Studies1718 M St Nw Ste 244, Washington, DC 20036-45041983-04$63,834
Institute For KurdsPO BOX 96503, Washington, DC 20090-65032006-09$314
Institute For Latin American Art Documentation3009 Que St Nw, Washington, DC 20007-30812000-11$0
Institute For Latin American UnityPO BOX 21257, Washington, DC 20009-07571992-11$0
Institute For Liberty And Democracy Inc1828 L Street Nw Suite 1111, Washington, DC 20036-51042003-02$0
Institute For Local Self Reliance Inc1710 Connecticut Ave Nw Fl 4, Washington, DC 20009-11231974-10$1,683,078
Institute For Market Transformation Inc1707 L St Nw Ste 1050, Washington, DC 20036-42101998-02$8,994,640
Institute For Market Transformation To Sustainability1511 Wisconsin Ave Nw, Washington, DC 20007-27392006-04$113,075
Institute For Mental Health Initiatives1101 17th St Nw Ste 700, Washington, DC 20036-47411982-09$0
Institute For Middle East Options Inc500 8th St Nw, Washington, DC 20004-21312014-03$0
Institute For Ministry Development3825 University Ave Nw, Washington, DC 20016-56211971-06$0
Institute For Monetary Policy Analysis And Citizenship Training35 E St Nw Apt 510, Washington, DC 20001-15171987-03$0
Institute For Nature And Leadership162 San Joaquin Rd Suite 2, Mountain Village, CO 814352004-11$0
Institute For New Democracies1228 12 31st St N W, Washington, DC 20007-34142006-07$411,068
Institute For Palestine Studies (Usa) Inc3501 M St Nw, Washington, DC 200072012-08$900,667
Institute For Policy Advancement, Ipa1155 23rd St Nw Apt 3a, Washington, DC 20037-33032004-06$0
Institute For Policy Studies1112 16th St Nw Ste 600, Washington, DC 20036-48141965-02$4,177,542
Institute For Political Economy169 Pompano St, P C Beach, FL 32413-72452015-02$2,281,715
Institute For Polyacrylate Absorbents Inc1850 M St Nw Ste 700, Washington, DC 20036-58101993-06$76,448
Institute For Progressive Leadership213 R St Ne Apt B, Washington, DC 20002-21902008-08$0
Institute For Public Health Innovation1301 Connecticut Ave Nw Suite 200, Washington, DC 200362013-10$0
Institute For Reconstructional And Intrnl Security Through Education3012 Porter Street Nw, Washington, DC 200082001-10$0
Institute For Research Middle Eastern Policy IncPO BOX 32041, Washington, DC 20007-03412003-05$92,191
Institute For Research On The Economics Of Taxation529 14th St Nw Ste 420, Washington, DC 20045-14141978-04$378,986
Institute For Responsible Fatherhood & Family Revitalization1146 19th St Nw Ste 800, Washington, DC 20036-37251994-05$3,113,780
Institute For Responsible Housing Preservation401 9th St Nw Ste 900, Washington, DC 20004-21451990-04$802,261
Institute For Science & International Security236 Massachusetts Ave Ne Ste 305, Washington, DC 20002-49801993-06$437,750
Institute For Sme Finance1718 M St Nw, Washington, DC 20036-45042001-03$546,406
Institute For South American Intergration2039 New Hampshire Ave Nw 503, Washington, DC 200092013-12$0
Institute For Spiritual Development, Washington Dc5419 Sherier Pl Nw, Washington, DC 20016-25611984-02$0
Institute For Stabilization And Transition1314 Massachusetts Ave Nw 403, Washington, DC 200052014-06$0
Institute For State Effectiveness600 New Hampshire Ave Nw Suite900, Washington, DC 20037-24032007-06$794,525
Institute For Strategic Dialogue Us4890 Macarthur Blvd Nw, Washington, DC 20007-15382010-09$471,668
Institute For Student Health1386 Bryant Street Ne 204, Washington, DC 200182012-02$0
Institute For Surgical Excellence1455 Pennsylvania Ave Nw Ste 400, Washington, DC 20004-10172014-07$0
Institute For Sustainable Infrastructure1275 K St Nw Ste 750, Washington, DC 20005-68212012-03$935,184
Institute For Sustainable Power Inc6908 Willow St Nw, Washington, DC 200121997-03$0
Institute For Technology Assessment2121 Wisconsin Ave Nw No 220, Washington, DC 20007-22581996-04$0
Institute For The Advancement Of Multicultural & Minority MedicinePO BOX 18531, Washington, DC 20036-85312003-07$123,827
Institute For The Advancement Of Social Work Research750 1st Street Ne Suite 700, Washington, DC 200021993-07$364,260
Institute For The Mainstreaming Of Marginalized Youth4200 Massachusetts Ave Nw Suite 904, Washington, DC 200162006-05$0
Institute For The Positive Use Of Technology, InputPO BOX 21001, Washington, DC 20009-05011991-05$0
Institute For The Preservation Of Medical Traditions Inc1423 R Street Nw Apt 405, Washington, DC 200092009-03$0
Institute For The Prevention And Eradication Of ViolencePo Box 30465, Washington, DC 200302000-08$0
Institute For The Social Science Study Of SpacePO BOX 922, Washington, DC 20044-09221980-11$0
Institute For The Study Of Man Inc1133 13th St Nw Ste C2, Washington, DC 20005-42071976-01$89,061
Institute For The Study Of War Inc1400 16th St Nw Ste 515, Washington, DC 20036-22372008-03$1,885,954
Institute For U S Cuba Relations2051 Gallows Tree Court, Vienna, VA 221821998-06$0
Institute For U S Law1300 Pennsylvania Avenue Nw, Washington, DC 20004-30022001-12$256,426
Institute For Universal Health Care3714 Underwood St, Chevy Chase, MD 208152011-10$0
Institute For War & Peace Reporting Us729 15th St Nw Ste 500, Washington, DC 20005-21292002-04$8,909,101
Institute For Womens Policy Research1200 18th St Nw Ste 301, Washington, DC 20036-25661988-12$1,782,863
Institute Of African Man Development18251 I St Nw, Washington, DC 200062003-02$0
Institute Of Applied Technology1522 K St Nw 820, Washington, DC 20005-12021976-12$0
Institute Of Asian Scholars Inc601 Pennsylvania Ave Nw Suite 969, Washington, DC 200042014-10$0
Institute Of Caribbean Studies1629 K St Nw Ste 300, Washington, DC 20006-16311995-04$83,137
Institute Of Certified Bankers1120 Connecticut Ave Nw, Washington, DC 20036-39021992-03$3,248,133
Institute Of Contemporary Psychotherapy Inc4601 Connecticut Ave Nw Ste 8, Washington, DC 20008-57181995-12$131,909
Institute Of Current World Affairs Inc1779 Massachusetts Ave Nw, Washington, DC 20036-21091932-01$3,351,108
Institute Of Federal Health Care, New Health Project3525 Del Mar Heights Rd 320, San Diego, CA 921302001-03$177,000
Institute Of Global And Regional Readiness101 E St Se, Washington, DC 200032006-10$0
Institute Of Grace1221 Van Buren St Nw Apt 104a, Washington, DC 20012-29352003-06$147,166
Institute Of International Container Lessors Ltd1120 Connecticut Ave Nw, Washington, DC 20036-39021973-10$1,149,616
Institute Of International Finance Inc1333 H St Nw Ste 800e, Washington, DC 20005-47701983-07$33,499,632
Institute Of International Trade And Development4201 Connecticut Ave Nw 402, Washington, DC 200081981-11$100
Institute Of Makers Of Explosives1120 19th St Nw Ste 310, Washington, DC 20036-36141935-07$2,303,270
Institute Of Management Consultants Usa Inc4440 Pga Blvd Ste 600, Palm Bch Gdns, FL 33410-65421990-05$292,359
Institute Of Scrap Recycling Industries Inc1615 L Street Nw, Washington, DC 20036-56101990-05$31,068,572
Institute Of Scrap Recycling Industries Inc, Chicago Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Empire Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Group Return1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$2,834,821
Institute Of Scrap Recycling Industries Inc, Gulf Coast Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Indiana Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Michigan Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Mid Atlantic Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Mid-America Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, New Jersey Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, New York Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Northern Ohio Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641965-03$0
Institute Of Scrap Recycling Industries Inc, Northwest Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Ohio Valley Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641967-04$0
Institute Of Scrap Recycling Industries Inc, Pacific Northwest Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641965-03$0
Institute Of Scrap Recycling Industries Inc, Paper Stock Insustries Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Pittsburgh Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641965-03$0
Institute Of Scrap Recycling Industries Inc, Rocky Mtn Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641967-04$0
Institute Of Scrap Recycling Industries Inc, Scrap Tire Processors Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Southeast Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641965-03$0
Institute Of Scrap Recycling Industries Inc, West Coast Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641990-05$0
Institute Of Scrap Recycling Industries Inc, Wisconsin Chapter1615 L St Nw Ste 600, Washington, DC 20036-56641965-03$0
Institute Of Shortening & Edible Oils Inc1319 F St Nw Ste 600, Washington, DC 20004-11431942-12$622,653
Institute Of The Ironworking Industry Inc1750 New York Ave Nw, Washington, DC 20006-53011979-05$5,540
Institute Of Transportation Engineers Educational Foundation1627 I St Nw Ste 600, Washington, DC 20006-40871979-01$167,211
Institute Of Transportation Engineers Inc1627 I St Nw Ste 600, Washington, DC 20006-40871949-03$6,533,419
Institute Of Turkish Studies IncPO BOX 571033, Washington, DC 20057-10331984-05$403,645
Institute Of Turkish Studies TrustPO BOX 571033, Washington, DC 20057-1033$388,194
Institute Of World Politics1521 16th Street Nw, Washington, DC 20036-14631991-05$7,461,182
Institute On Religion & Democracy1023 15th St Nw Ste 601, Washington, DC 20005-26201985-11$974,695
Institute On Religion And Public Policy Inc500 N Washington St Ste 306, Alexandria, VA 22314-23142000-02$95,161
Institute On Taxation And Economic Policy1616 P Street Nw, Washington, DC 20036-14341980-07$1,329,360
Institute On Terrorism And Subnational Conflict1133 20th St Nw Suite 330, Washington, DC 20036-34081963-01$25,778
Institutional & Service Textile Distributors Association Inc3615 Ordway St Nw, Washington, DC 20016-31751947-11$20
Institutional Longevty Markets Association Inc925 15th St Nw Ste 500, Washington, DC 20005-23032007-12$440,851
Instructional Technology Council Community College Distance Learn426 C Street Ne, Washington, DC 20002-58391994-01$396,611
Insulation Industrys National Apprentice And Training Fund1776 Mass Ave Nw Ste 301, Washington, DC 20036-19151971-09$1,817,828
Insured Retirement Institute IncSuite 825, Washington, DC 200051992-06$5,292,618
Integral Institutions International1400 16th St Nw Ste 101, Washington, DC 20036$0
Integrated Design Electronics Acade My Public Charter School1027 45th St Ne, Washington, DC 20019-38021998-01$4,927,523
Integrated Living Opportunities5603 Potomac Ave Nw, Washington, DC 200162015-03$0
Intellectual Property Development1100 H St Nw 1100, Washington, DC 200052000-03$0
Intellectual Property Owners Association1501 M St Nw Ste 1150, Washington, DC 20005-17721973-06$5,351,459
Intellectual Property Owners Education Foundation1501 M St Nw Ste 1150, Washington, DC 20005-17722004-06$343,342
Intellectual Property Rights Council Corp900 19th Street Nw 8th Flr, Washington, DC 200062014-07$0
Intelligent Car Coalition IncPO BOX 33821, Washington, DC 20033-08212014-07$50,000
Intelligent Transportation Society Of America Its America, Group Return1100 New Jersey Ave Se Ste 850, Washington, DC 20003-33381990-11$285,467
Intelligent Transportation Society Of America, Its America1100 New Jersey Ave Se Ste 850, Washington, DC 20003-33381990-11$5,414,474
Intelligent Transportation Systems Of America Association1100 17th St Nw, Washington, DC 20036-46011998-07$0
Inter American Bar Association1889 F St Nw 3rd Fl Ste 355, Washington, DC 20006-44011999-02$277,384
Inter American Institute Inc, Columbia Plaza-Suite D9022440 Virginia Ave Nw, Washington, DC 20037-26011977-06$0
Inter Union For Conservation Of Nature & Natural Resources Utd St1630 Connecticut Ave Nw 3rd Fl, Washington, DC 20009-10531986-09$732,667
Inter-American Bar Foundation1211 Connecticut Avenue Nw, Washington, DC 200361963-04$0
Inter-American Culture And Development Foundation1350 New York Ave Nw, Washington, DC 20577-00082007-01$586,686
Inter-American Defense College Foundation210 B Street Sw Bldg 52 Ft Mcnair, Washington, DC 20319-50662012-01$5,177
Inter-American Dialogue1211 Connecticut Ave Nw, Washington, DC 20036-27011993-06$2,930,336
Inter-American Economic Council600 Pennsylvania Ave Se Ste 207, Washington, DC 20003-43442002-10$589,005
Inter-American Institute On Disability Inc3133 Connecticut Ave Nw Apt 427, Washington, DC 20008-51061999-06$0
Inter-American Management Education Foundation1120 Connecticut Ave Nw Ste 400, Washington, DC 20036-39391992-09$0
Inter-National Association Of Business Industry And RehabilitaioPO BOX 15242, Washington, DC 20003-02421985-03$92,815
Interaction American Council For Voluntary International Action Inc1400 16th St Nw Ste 210, Washington, DC 20036-22261985-09$9,907,680
Interamerican College Of Physicians And Surgeons Inc201 Alhambra Cir Ste 501, Coral Gables, FL 33134-51052012-03$250,339
Interchange Resource Center1201 16th St Nw 405, Washington, DC 20036-32011979-05$0

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