| AIPSO | $140,283,243 | Y03 | inferred 0.60 | | Johnston, RI | 2024 |
| ELECTRONIC PAYMENTS COALITION INC | $72,764,438 | Y03 | published | | Washington, DC | 2024 |
| DIRECTEMPLOYERS ASSOCIATION INC | $18,810,427 | Y03 | published | | Indianapolis, IN | 2024 |
| WORKERS COMPENSATION RATING & INSPECTION BUREAU OF MASSACHUSETTS | $16,078,026 | Y03 | inferred 0.85 | | Boston, MA | 2024 |
| INSTITUTIONAL LP ASSOCIATION | $13,919,257 | Y03 | published | | Washington, DC | 2024 |
| MEETINGS ASSESSMENT PARTNERSHIP | $8,656,582 | Y03 | published | | Newport Beach, CA | 2024 |
| PROFESSIONAL LIABILITY UNDERWRITING SOCIETY | $8,268,000 | Y03 | inferred 0.55 | | Minneapolis, MN | 2025 |
| LEAGUE OF SOUTHEASTERN CREDIT UNIONS | $7,434,584 | Y03 | published | | Tallahassee, FL | 2024 |
| MASSACHUSETTS DENTAL CARE PROVIDERS | $7,032,906 | Y03 | inferred 0.40 | | Boston, MA | 2022 |
| WORLDWIDE BROKER NETWORK US INC | $6,987,637 | Y03 | inferred 0.70 | | San Francisco, CA | 2024 |
| NATIONAL PARKING ASSOCIATION INC | $4,709,688 | Y03 | inferred 0.80 | | Washington, DC | 2025 |
| NEW MEXICO OIL & GAS ASSOCIATION | $4,539,501 | Y03 | inferred 0.80 | | Santa Fe, NM | 2024 |
| INDEPENDENT ELECTRICAL CONTRACTORS INC | $4,538,716 | Y03 | inferred 0.70 | | Houston, TX | 2024 |
| OHIO INSURANCE ASSOCIATION INC | $3,224,462 | Y03 | inferred 0.60 | | Columbus, OH | 2024 |
| AMERICAN SECURITIES ASSOCIATION | $2,525,918 | Y03 | published | | Dallas, TX | 2025 |
| PRIVATE DIRECTORS ASSOCIATION NFP | $2,459,205 | Y03 | published | | Chicago, IL | 2025 |
| NATIONAL AGRICULTURAL GENOTYPING CENTER INC | $2,321,514 | Y03 | published | | St Louis, MO | 2024 |
| SOUTHERN JEWELRY TRAVELERS ASSOCIATION INC | $2,263,236 | Y03 | published | | Kennesaw, GA | 2023 |
| SPARK INSTITUTE INC | $2,247,165 | Y03 | published | | Simsbury, CT | 2024 |
| MANAGING PARTNERS ASSOCIATION OF THE NW MUTUAL FINANCIAL NETWORK | $2,109,754 | Y03 | inferred 0.55 | | Milwaukee, WI | 2024 |
| INDEPENDENT INSURANCE AGENTS AND BROKERS OF CALIFORNIA INC | $2,100,921 | Y03 | inferred 0.35 | | San Diego, CA | 2025 |
| INDEPENDENT ELECTRICAL CONTRACTORS INC | $2,081,502 | Y03 | inferred 0.60 | | Fort Worth, TX | 2024 |
| INDIANA ASSOCIATION OF SCHOOL BUSINESS OFFICIALS INC | $2,077,305 | Y03 | inferred 0.85 | | Indianapolis, IN | 2024 |
| RAILS FOUNDATION | $2,012,509 | Y03 | published | women: issues | Wilmington, DE | 2025 |
| ASSOCIATION OF SHIP BROKERS & AGENTS USA INC | $1,819,089 | Y03 | published | | Englewd Clfs, NJ | 2024 |
| FIREMENS RELIEF ASSOCIATION OF STATE COLLEGE | $1,635,884 | Y03 | published | | State College, PA | 2024 |
| CEG OF THE CAPITAL REGION INC | $1,632,816 | Y03 | published | | Albany, NY | 2024 |
| NATIONAL EQUIPMENT FINANCE ASSOCIATION INC | $1,576,888 | Y03 | published | | Ada, MI | 2025 |
| BAR ASSOCIATION OF NASSAU COUNTY NEW YORK INC | $1,572,432 | Y03 | inferred 0.85 | | Mineola, NY | 2024 |
| UTILITY BROADBAND ALLIANCE INC | $1,569,856 | Y03 | published | | Durham, NC | 2024 |
| FOUR RIVERS ASSOCIATION OF REALTORS INC | $1,539,299 | Y03 | published | | New Braunfels, TX | 2020 |
| WOMENS WHITE COLLAR DEFENSE ASSOCIATION | $1,480,817 | Y03 | published | women: issues | Washington, DC | 2024 |
| DEPUTY SHERIFFS ASSOCIATION OF THE CITY AND COUNTY OF SAN FRANCISCO | $1,422,695 | Y03 | inferred 0.60 | | San Francisco, CA | 2024 |
| TOWING VESSEL INSPECTION BUREAU | $1,332,323 | Y03 | published | | Channelview, TX | 2025 |
| HEALTHCARE INDUSTRY RESILIENCE COLLABORATIVE ASSN | $1,302,474 | Y03 | published | | Minneapolis, MN | 2024 |
| LA ALIANZA INC | $1,208,387 | Y03 | published | | Coral Gables, FL | 2025 |
| RETAIL GIFT CARD ASSOCIATION | $1,205,208 | Y03 | published | | Minneapolis, MN | 2024 |
| SENT INSTITUTE FOR ENTREPRENEURSHIP | $1,202,967 | Y03 | published | | Vienna, VA | 2024 |
| NORTH CAROLINA HOSPITAL ENGINEERS ASSOC | $1,084,298 | Y03 | published | | Durham, NC | 2024 |
| COALITION FOR REGULATED HFCS INC | $1,075,270 | Y03 | published | | Washington, DC | 2024 |
| FLORIDA ASSOCIATION OF PUBLIC INSURANCE ADJUSTERS INC | $1,062,045 | Y03 | published | | Miami, FL | 2024 |
| CEO COUNCIL OF TAMPA BAY INC | $971,909 | Y03 | published | | Tampa, FL | 2024 |
| AVIATION INSURANCE ASSOCIATION | $956,641 | Y03 | inferred 0.60 | | Lexington, KY | 2024 |
| EASTERN DISTRICT OF MICHIGAN BAR ASSOCIATION | $908,559 | Y03 | published | women: issues | Northville, MI | 2024 |
| THE CHENAL CLUB | $901,059 | Y03 | inferred 0.60 | | Little Rock, AR | 2025 |
| ORACLE HCM USER GROUP INC | $876,421 | Y03 | inferred 0.35 | | Washougal, WA | 2024 |
| SOY AQUACULTURE ALLIANCE INC | $875,403 | Y03 | published | | Ankeny, IA | 2024 |
| THE GREATER GATEWAY ASSOCIATION OF REALT | $864,588 | Y03 | inferred 0.80 | | Shiloh, IL | 2022 |
| AMERICAN LEGION POST 167 HOME ASSOCIATION INC | $832,713 | Y03 | inferred 0.60 | | Morris Run, PA | 2025 |
| GREATER CINCINNATI AUTOMOBILE DEALERS ASSOCIATION INC | $829,534 | Y03 | published | | Cincinnati, OH | 2024 |
| ARIZONA TRIAL LAWYERS ASSOCIATION | $783,529 | Y03 | inferred 0.80 | | Phoenix, AZ | 2025 |
| EO PUERTO RICO INC | $779,157 | Y03 | published | | San Juan, PR | 2024 |
| VEHICLE GRID INTEGRATION COUNCIL | $771,923 | Y03 | published | | Sacramento, CA | 2025 |
| AIKEN BOARD OF REALTORS INC | $719,800 | Y03 | published | | Aiken, SC | 2024 |
| INDEPENDENT INSURANCE AGENTS OF NEBRASKA | $707,803 | Y03 | inferred 0.55 | | Lincoln, NE | 2024 |
| CALIFORNIA GAMING ASSOCIATION | $704,385 | Y03 | published | | Sacramento, CA | 2024 |
| ILLINOIS FUNERAL DIRECTORS ASSOCIATION | $697,803 | Y03 | inferred 0.55 | | Springfield, IL | 2024 |
| WOMENS ASSOCIATION OF VENTURE & EQUITY INC | $679,063 | Y03 | published | women: issues | Stratford, CT | 2024 |
| IOWA FUNERAL DIRECTORS AND EMBALMERS ASSOCIATION INCORPORATED | $674,287 | Y03 | inferred 0.50 | | Wdm, IA | 2024 |
| NEW ENGLAND VENTURE CAPITAL ASSOCIATION | $669,120 | Y03 | published | | Boston, MA | 2025 |
| SAN BERNARDINO COUNTY PROBATION OFFICERS ASSOCIATION | $643,271 | Y03 | published | | Sn Bernrdno, CA | 2025 |
| NATIONAL INFANTRY ASSOCIATION | $639,341 | Y03 | published | | Columbus, GA | 2025 |
| SECURITY TRADERS ASSOCIATION OF CHICAGO INC | $636,613 | Y03 | inferred 0.65 | women: issues | Delray Beach, FL | 2025 |
| NATIONAL ASSOCIATION OF CATASTROPHE ADJUSTERS | $635,511 | Y03 | inferred 0.70 | | Mooresville, AL | 2024 |
| EAST ALABAMA BOARD OF REALTORS INC | $625,276 | Y03 | published | | Phenix City, AL | 2025 |
| BROOKINGS CONVENTION & VISITORS BUREAU | $600,330 | Y03 | published | | Brookings, SD | 2024 |
| WOMEN BUILDERS COUNCIL INC | $591,236 | Y03 | published | women: issues | New York, NY | 2024 |
| BRIXY INC | $578,808 | Y03 | published | | Rochester, NY | 2025 |
| PACIFIC PROPANE EDUCATION AND RESEARCH FOUNDATION | $570,180 | Y03 | published | | Lansing, MI | 2025 |
| INDEPENDENT INSURANCE AGENTS ASSOCIATION OF MONTANA INC | $557,623 | Y03 | inferred 0.55 | | Denver, CO | 2025 |
| SHEET METAL AIR CONDITIONING CONTRACTORS NATIONAL ASSOCIATION | $551,360 | Y03 | published | | Parma, OH | 2024 |
| CHICAGO CHAPTER OF CHINA GENERAL CHAMBER OF COMMERCE - USA | $550,187 | Y03 | published | | Chicago, IL | 2025 |
| INSURANCE CLUB OF BUFFALO INC | $542,407 | Y03 | inferred 0.55 | | Clarence, NY | 2024 |
| BERKELEY REAL ESTATE FORUM | $526,010 | Y03 | published | | Berkeley, CA | 2024 |
| COUNCIL OF STATE RESTAURANT ASSOCIA TIONS INC | $525,181 | Y03 | published | | Washington, DC | 2018 |
| OUTDOOR ADVERTISING ASSOCIATION OF GEORGIA | $524,413 | Y03 | published | | Peachtree Cor, GA | 2016 |
| AMERICAN RISK & INSURANCE ASSN INC | $522,972 | Y03 | published | | Minneapolis, MN | 2025 |
| INDIANA MUNICIPAL ELECTRIC ASSOC CORP | $513,927 | Y03 | published | | Noblesville, IN | 2020 |
| FEDERAL MANAGERS ASSOCIATION | $509,059 | Y03 | inferred 0.70 | | Alexandria, VA | 2024 |
| NASHVILLE HISPANIC BAR ASSOCIATIO | $497,224 | Y03 | published | | Nashville, TN | 2024 |
| NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS-TEXAS INC | $486,156 | Y03 | inferred 0.55 | | Powell, OH | 2025 |
| ADMINISTRATIVE SUPERVISORY PROF & TECH EMPLYS ASSN PHOE AZ | $485,482 | Y03 | inferred 0.60 | | Phoenix, AZ | 2025 |
| AUSTIN GAY AND LESBIAN CHAMBER OF COMMERCE | $440,131 | Y03 | published | | Austin, TX | 2025 |
| ELITE CATERING & EVENT PROFESSIONALS | $436,070 | Y03 | published | | Phoenix, AZ | 2024 |
| NATIONAL ORGANIZATION OF BAR COUNSEL INC | $433,916 | Y03 | inferred 0.80 | | Rockville, MD | 2024 |
| ADVANCING WOMEN IN NASHVILLE | $426,893 | Y03 | published | women: issues | Nashville Davidson, TN | 2025 |
| ROTARY ZONES 30 & 31 INC | $417,341 | Y03 | published | | Knoxville, TN | 2024 |
| BCTGM-LOCAL 372A | $414,811 | Y03 | published | | Indianapolis, IN | 2025 |
| WISCONSIN FUNERAL DIRECTORS ASSOCIATION INC | $413,021 | Y03 | inferred 0.55 | | Milwaukee, WI | 2025 |
| SANTA MONICA POLICE OFFICERS ASSN CITY HALL | $410,942 | Y03 | inferred 0.60 | | Burbank, CA | 2024 |
| HIGH PLAINS RETREAT CENTER | $400,038 | Y03 | published | | Canyon, TX | 2025 |
| ELEVATOR MANUFACTURERS ASSOCIATION OF NEW YORK INC | $400,000 | Y03 | published | | Brattleboro, VT | 2023 |
| ALABAMA FUNERAL DIRECTORS ASSOCIATION INC | $399,884 | Y03 | inferred 0.55 | | Montgomery, AL | 2025 |
| WESTERN ASSOCIATION OF COLLEGE AND UNIVERSITY HOUSING OFFICERS | $395,849 | Y03 | published | | Columbus, OH | 2024 |
| YPO PACIFIC STAR INC | $384,669 | Y03 | published | | Springfield, MO | 2024 |
| BUILDING INDUSTRY ASSOCIATION OF THE HIGHLAND LAKES | $378,777 | Y03 | published | | Marble Falls, TX | 2023 |
| MIDWESTERN SOCIETY OF ORTHODONTISTS | $366,364 | Y03 | inferred 0.70 | science: research education | Worthington, OH | 2025 |
| OHIO LAND TITLE ASSOCIATION | $365,175 | Y03 | inferred 0.70 | | Columbus, OH | 2024 |
| CLEVELAND ELECTRICAL LABOR MGMT COOPERATION COMMITTEE CORPORATION | $358,593 | Y03 | published | | Valley View, OH | 2024 |
| SAN FERNANDO VALLEY BAR ASSOCIATION | $357,511 | Y03 | published | | Woodland Hills, CA | 2024 |