I’m Taji Clark, founder of Black Diamond Signature Services, LLC, based in Downers Grove, Illinois. I provide professional notary public, mobile notary, and loan signing services throughout DuPage County and the greater Chicago area.

I focus on making each signing clear, convenient, and handled with care. My services include loan documents such as HELOCs and reverse mortgages, as well as important personal and estate-related documents including wills, trusts, estate plans, powers of attorney, grant deeds, quit claim deeds, and identification affidavits.

Whether you need a mobile notary appointment at a convenient location or support with a detailed loan signing, I bring a friendly, organized, and dependable approach to every notarization.