Jenny Packard, known as Miss Jenny, is a friendly Irish woman who is the owner of the Sodor Construction Company, and takes responsibility for a number of the bigger building projects around Sodor. She inherited the company from her father, Mr. Packard, who founded the company.
Jenny Packard is a kind and friendly lady, however when needed she can be stern. She takes pride in her job.
When she is pleased with someone, she compliments them with "You'd make a mother proud!".