PESI vs GHI Comparison

Perma-Fix Environmental Services Inc is a nuclear services company and provider of nuclear and mixed waste management services. The company's nuclear waste services include treatment and management of radioactive and mixed waste (waste containing both hazardous and low-level radioactive waste). The company operates through two segments: i) The treatment segment: It offers nuclear, low-level radioactive, Mixed, hazardous and non-hazardous waste treatment, processing and disposal services, and ii) the Services segment which generates the majority of the revenue, provides on-site waste management services to commercial and government customers, technology-based services, construction, logistics, and transportation services among others.

Greystone Housing Impact Investors LP engaged in acquiring a portfolio of mortgage revenue bonds (MRBs) that are issued by state and local housing authorities to provide construction and/or permanent financing for affordable multifamily housing, seniors housing, and commercial properties. It has four reportable segments, namely Affordable Multifamily MRB Investments, Seniors and Skilled Nursing MRB Investments, MF Properties, and Market-Rate Joint Venture Investments. It generates the majority of its revenue from the Affordable Multifamily MRB Investments segment.