Originally Posted by AnemicOak
Going by Fantastic Fiction it's not, but according to the front page of the authors website & Goodreads it is (the Englefield series).
FictionDB doesn't list it as connected either.
I really wish publishers' would make sure every series in a book is marked correctly. It drives me nuts to start reading a book only to have to stop because I realize it's a series book and I haven't read the previous books.