| SEA RESEARCH FOUNDATION INC | $26,818,465 | $26,529,906 |
| MYSTIC SEAPORT MUSEUM INC | $24,939,678 | $22,219,464 |
| GLOBAL FOUNDATION FOR OCEAN EXPLORATION INC | $6,934,718 | $6,849,053 |
| DENISON PEQUOTSEPOS NATURE CENTER | $1,123,453 | $1,325,353 |
| CONNECTICUT ASSOCIATION OF INDEPENDENT SCHOOLS INC | $750,043 | $810,341 |
| MYSTIC AND NOANK LIBRARY INC | $685,740 | $801,111 |
| MYSTIC ART ASSOCIATION INC | $790,217 | $757,478 |
| REFOREST THE TROPICS INCORPORATED | $966,273 | $525,968 |
| ALWAYS HOME INC | $542,811 | $474,836 |
| FREE TO RUN INC | $228,836 | $428,741 |
| MYSTIC CHAMBER OF COMMERCE INC | $308,333 | $333,331 |
| STONE RIDGE RESIDENTS ASSOCIATION | $97,385 | $103,671 |
| DENISON SOCIETY INC | $510,358 | $101,312 |
| MYSTIC INDOOR SPORTS TENNIS CLUB INC | $72,824 | $94,965 |
| MYSTIC ROD AND GUN CLUB INC | $77,824 | $88,581 |
| DOWNTOWN MYSTIC MERCHANTS INC | $71,547 | $54,856 |
| ROTARY CLUB OF MYSTIC CHARITABLE FUND INC | $88,001 | $53,183 |
| MYSTIC LITTLE LEAGUE | $52,143 | $51,176 |
| NEW ENGLAND READING ASSOCIATION | $16,714 | $39,702 |
| MYSTIC RIVER CHORALE | $24,486 | $27,083 |
| MYSTIC IRISH PARADE FOUNDATION INC | $55,169 | $23,000 |
| ROTARY CLUB OF MYSTIC INC | $16,493 | $21,674 |
| MYSTIC NAUTICAL HERITAGE SOCIETY | $-109,882 | $17,046 |
| INTERNATIONAL PENGUIN AND MARINE MAMMAL FOUNDATION INC | $15,349 | $10,795 |
| GROTON MYSTIC LACROSSE ASSOCIATION INC | $26,338 | $10,097 |