Francis McCullough III Obituary
With solemn reverence, we commemorate Francis McCullough III (Denton, Maryland), born in Baltimore, Maryland, whose life came to an end on November 15, 2025 at the age of 67, leaving behind cherished memories. Leave a sympathy message to the family in the guestbook on this memorial page of Francis McCullough III to show support.
In the vast expanse of eternity, Francis shall find rest, cradled in the arms of everlasting peace. And as we bid Francis farewell, his loved ones carry with them the precious gift of his memory, a beacon of hope guiding them through the shadows of sorrow towards the light of a new dawn.
He was predeceased by: his parents, Francis Albert McCullough Jr. and Ruth Adele Kolb. He is survived by: his wife Mary Beth McCullough (Beth); and his siblings, Mary Ellen Dawson and David McCullough.
Through his business, Sustainable Science, Al mentored countless colleagues who treasured his guidance and important contributions to the field.
