Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_250309_1 ( company VARCHAR, parent_company VARCHAR )

### Question ###
what is the company with the parent company wrightbus?

### Accurate SQL ###

SELECT company FROM table_250309_1 WHERE parent_company = "Wrightbus"