Harmony Security Products was founded in 1997 by
Daniel T. Guthrie. Based in York, PA, Harmony’s dedicated team is
committed to providing quality window and door protection screens for
many different environments such as schools, colleges, hospitals, urban
commercial buildings, housing authorities and residences.
We take great pride in understanding our customers’ needs and helping them to find the perfect screen for the job. At Harmony Security Products we strive to make customers lifelong partners.