Yayasan Harapan Masyarakat (LPK Yaharmas), Jl. Rajawali No. 55 Banjarasri, Nglorog, Sragen (Solo Raya) Jawa Tengah 57222. E-mail : infolpkyaharmas267@gmail.com, website : https://www.lpkyaharmas.com. Telp. 0271-896119, WhatsApp : 082339790229