Stock Plan Solutions/Green Zapato

Who We Are and What We Do

Stock Plan Solutions/Green Zapato (SPS/GZ) is a full-service stock plan administration and tax reporting firm based in Chicago. The key distinction between SPS/GZ and other outsourcing firms is our comprehensive and personal approach to our clients' needs.


Founded by Rick Zatz and Mary Pat Wood  in 2001, SPS/GZ combines real-world expertise with reliable compliance procedures for maximum client satisfaction. Certified and knowledgeable professionals (including Certified Public Accountants and Certified Equity Professionals) are managing all aspects of each project. SPS/GZ services public and private companies throughout the United States, many with global operations.


Stock Plan Solutions/Green Zapato (SPS/GZ) provides outsourcing and consulting services to public and private companies. Whether your company offers Stock Options, Restricted Stock, or Employee Stock Purchase Plan (ESPP) programs, the certified professionals at SPS/GZ offer best-in-class administration solutions. Read More About Our Company



  • Complete, reliable outsourcing services for equity compensation programs
    (Stock Options, Restricted Stock Awards/Units, Stock Appreciation Rights & Employee Stock Purchase Plans)
  • Database conversions and implementations
  • ASC Topic 718 - formerly known as FAS 123(R - valuations and financial reporting
  • SEC, IRS and FASB compliance


  • IRC Section 6039 mailings and filings
  • Database implementations and projects
  • ASC 718 and stock plan accounting consulting
  • Customized education presentations to plan participants (Participant Education Presentation)