Management Team

Led by Erich Spangenberg, Marathon's team brings an unprecedented level of positive financial outcomes tied to patent monetization.

Globally Recognized Leadership

A Rich History of Asset Management Success

Marathon Advisors’ management team brings a wealth of experiences and guidance to clients worldwide, enabling greater successes for clients seeking to create more value from their patent assets.

Erich Spangenberg

Erich Spangenberg is the Managing Director of Marathon Advisors. Erich is the founder and former CEO of IP Navigation Group (IPNav). He is also the founder and former CEO of nXn Partners (predictive analytics). Mr. Spangenberg was previously a partner at the law firm, Jones Day, an investment banking executive at Donaldson, Lufkin & Jenrette, an executive at a telecommunications company, and a distressed asset manager.

Erich has received numerous industry and trade recognitions. In 2015 (and in previous years), Intellectual Asset Management (IAM) magazine named Erich as #2 of the top 40 IP “market makers” whose “connections, decisions and actions drive the ever-expanding global IP marketplace.” In 2015 (and in previous years), Managing Intellectual Property listed Erich as one of “The 50 People Shaping the Future of IP.” He has received numerous other industry and trade recognitions.

Erich earned his BA from Skidmore College (Periclean graduate), M.Sc. from The London School of Economics (Distinguished graduate), and JD from Case Western Reserve University (Law Review).

Read industry articles about Erich here.

Get To Know Marathon Advisors

Patent Monetization

Our Patent Monetization Process

What our process looks like. What results we create.

How We Work

How We Do It

Learn about the steps we take to create asset value.

Company Background

About Marathon Advisors

Our company background and roots.

Our Blog

Marathon Advisors Blog

Insights and critical surveillance from our team.
Patent Asset Management. Intelligent. Agile. Effective.