Use for: assess 3rd party outsourcing service providers
Founded in 1991, Everest Group's research focuses on strategic IT, business services, and sourcing. For sourcing, key offerings include Market Vista (global outlook) and PEAK Matrix (market segment specific assessment of 3rd party providers).
Forrester, founded in 1983, is one of the longer standing analyst firms. Its know for its Forrester Wave, a graphic that illustrates competing products and services. Playbooks frame research by role and Tech Tide is for vendor selection.
Use for: comprehensive access to IT research/analysts
Gartner is the most dominant analyst firm in the IT space and was founded by Gideon Gartner in 1979. Gartner is famous for its "Magic Quadrant," a visual graphic that positions competing players in the major technology markets.
HfS Research is a research and analyst firm covering major innovations for business operations and IT Services. Research offerings cover Points of View (POV) and Buyers Guides, Top 10 reports, vendor briefings, and highlight reports.
Use for: global IT services market, digital transformation
ISG (Information Services Group), founded in 2006 is a research, advisory and consulting services firm that includes coverage in managing supplier relationships, including risks. The ISG Index measures outsourcing/IT services transactions.
Use for: authoritative data for technology purchases
IDC is a well established research and analyst firm that helps professionals make data-based decisions on technology purchases and business strategy. IDC's Trackers provide market size, vendor share and forecasts for global markets.
NelsonHall is a leading and respected BPO and outsourcing analyst firm. Its NEAT (NelsonHall Vendor Evaluation and Assessment Tool) allows strategic sourcing managers to evaluate and assess service providers.
Use for: how well offerings meet buyers requirements
Ventana Research heavily focuses on the needs of technology buyers. Of interest is The Value Index, which is an analytic representation of their assessment of how well vendors’ offerings meet buyers’ requirements.