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Cliff Plank | Colliers | Phoenix

Cliff Plank

Senior Director, National GIS & Mapping

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Professional Summary

As national director of GIS & Mapping for Colliers, Cliff Plank is responsible for the strategic planning, management, development and implementation of GIS (Geographic Information Systems).

GIS & Mapping is a full-service international geographic consulting group located in the Phoenix office, which provides GIS products, services and data to Colliers’ professionals and clients.

Cliff’s expertise is in analyzing business needs, and developing effective solutions and business intelligence based on cutting-edge technology, information and ingenuity.

With an exceptional focus on customer service, Cliff emphasizes innovation and efficiency to develop well-capitalized geographic information systems that maximize tangible value to Colliers’ clients. He is a results-oriented industry leader, with a unique ability to bridge the gap between client needs and supporting technology and systems.

Cliff has worked in the commercial real estate industry since 1996. He is passionate about excellence, customer service, problem solving and innovation in his work and that of his team.

He has a strong data and technology background, implementing and managing GIS departments and platforms that have proven to be invaluable assets to internal and external clients throughout his career.


Managed agile software development teams and large-scale mapping facilities with professional expertise in:

  • Development of international, company-wide geographic information systems
  • Executive leadership, vision,and strategic planning
  • Data and systems integration
  • Project management
  • Budget management and contract negotiation
  • Database management, development and analysis


  • Bachelor of Science, Geography | GIS Emphasis, Magna Cum Laude, Northern Arizona University



Geographic Information Systems GIS

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