| Organizations performing similar types of work |
| Id | Name | Address | State | Established | Total Income |
| 1 | Humane Society Of Missouri | 1201 Macklind Ave, Saint Louis, MO 63110-1431 | MO | 1941-08 | $24,000,568 |
| 2 | International Fund For Animal Welfare Inc | 290 Summer St, Yarmouthport, MA 02675-1734 | MA | 1998-05 | $20,481,616 |
| 3 | Colorado Veterinary Medical Foundation | 191 Yuma St, Denver, CO 80223-1205 | CO | 2002-01 | $1,601,945 |
| 4 | Nashville Humane Association Supporting Foundation | 213 Oceola Ave, Nashville, TN 37209-3115 | TN | 2004-08 | $736,175 |
| 5 | Kearney Area Animal Shelter Inc | 3205 West 24th St, Kearney, NE 68845 | NE | 2004-10 | $373,834 |
| 6 | Happy Trails Farm Animal Sanctuary Inc | 5623 New Milford Rd, Ravenna, OH 44266-3830 | OH | 2002-04 | $304,690 |
| 7 | Sutter Buttes Canine Rescue | 585 Meyers Ave, Gridley, CA 95948-9750 | CA | 2001-06 | $276,675 |
| 8 | Corey Cat Care Foundation Inc | 475 Maitland Ave, Altamonte Spg, FL 32701-5444 | FL | 2005-10 | $178,770 |
| 9 | Kitty Committee | 508 Princeton Drive, Sebastopol, CA 95472 | CA | 2001-04 | $98,951 |
| 10 | Grateful Goldens Rescue Of The Low Country | PO BOX 2519, Mt Pleasant, SC 29465-2519 | SC | 2004-05 | $91,192 |
| 11 | Baltimore Animal Rescue And Care Shelter Inc | 301 Stockholm St, Baltimore, MD 21230-3205 | MD | 2005-04 | $1,837,416 |
| 12 | Last Chance Animal Rescue Inc | 4499 Leonardtown Rd, Waldorf, MD 20601-3654 | MD | 2001-11 | $1,392,228 |
| 13 | Alley Cat Rescue Inc | PO BOX 585, Mt Rainier, MD 20712-0585 | MD | 2001-01 | $1,315,250 |
| 14 | Life4animals Inc | 15938 Luanne Dr, Gaithersburg, MD 20877-1408 | MD | 2006-01 | $306,087 |
| 15 | Hart For Animals Inc | PO BOX 623, Mchenry, MD 21541-0623 | MD | 2003-08 | $292,581 |
| 16 | Paws For Life Inc, Mid Atlantic Horse Rescue | 284 Great House Farm Ln, Chesapeake Cy, MD 21915-2100 | MD | 1998-01 | $190,006 |
| 17 | Lunas House Inc | PO BOX 802, Abingdon, MD 21009-0802 | MD | 2007-05 | $184,465 |
| 18 | Island Dog Incorporated | Po Box 44433, Baltimore, MD 21236 | MD | 2007-04 | $179,264 |
| 19 | Petconnect Inc, Petconnect Rescue | Po Box 60714, Potomac, MD 20859 | MD | 2005-06 | $172,037 |
| 20 | Pets With Disabilities | 635 Clay Hammond Rd, Prnc Frederck, MD 20678-4530 | MD | 2005-08 | $146,597 |
| 21 | Animal Welfare League Of Montgomery County Inc | 12 Park Ave, Gaithersburg, MD 20877-2916 | MD | 2005-12 | $139,029 |
| 22 | Horsenet Inc | PO BOX 358, Mount Airy, MD 21771-0358 | MD | 2000-08 | $136,825 |
| 23 | Beagle Rescue Of Southern Maryland Inc, Beagle Maryland | PO BOX 983, Waldorf, MD 20604-0983 | MD | 2001-08 | $128,821 |
| 24 | Best Dawg Rescue Inc, Dawg | PO BOX 34213, Bethesda, MD 20827-0213 | MD | 2003-06 | $107,147 |
| 25 | Coalition Of Feral Cat Caretakers Inc | PO BOX 195, Cheltenham, MD 20623-0195 | MD | 2003-01 | $106,670 |
| 26 | Chesapeake Cats & Dogs Incorporated | 300-A Professional Park, Stevensville, MD 21666 | MD | 2007-01 | $99,093 |
| 27 | Cocker Spaniel Adoption Center | PO BOX 1704, Westminster, MD 21158-5704 | MD | 2004-02 | $95,460 |
| 28 | Fallston Animal Rescue Movement Inc | 2725 Fallston Rd, Fallston, MD 21047-1307 | MD | 2000-12 | $94,558 |
| 29 | Cats R Us Inc | PO BOX 160, Gambrills, MD 21054-0160 | MD | 2002-04 | $91,855 |
| 30 | Pet Rescue Of Maryland Independent Sanctuary And Education Inc | PO BOX 178, Monkton, MD 21111-0178 | MD | 2006-01 | $90,381 |
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