Altisource Portfolio Solutions SA (Nasdaq: ASPS) is buying Equator LLC, a mortgage and real estate software company, for $70 million.

Equator develops software for the mortgage and real estate industries, including EQ Workstation, EQ Marketplae, EQ Midsource and EQ Portal.

Four of the six largest U.S. mortgage servicers and government-sponsored enterprises and more than 460,000 real estate agents use Equator’s services.

Altisource provides transaction services to the real estate, mortgage and debt industries, including valuations, property inspections and due diligence. The deal will expand Altisource’s client base.