Samuel Wrest
Principal Analyst
Joined 2017
Samuel has worked as both a journalist and an analyst. He is principal analyst at Procurement Leaders, where he oversees research and advisory on sustainability and innovation. Prior to joining Procurement Leaders, Samuel managed business intelligence projects for a foreign investment firm in China.


SEI skills and culture

David Rae, Head of the SEIC, examines what we learned about SEI skills and culture during the final Accelerator of 2018

Segmenting suppliers for innovation

During this Insight Call, Bayer’s Nicolas Limbach explains the structure of the life science company’s Thrive platform and how it segments suppliers for invitation

SEI in indirects

During this Insight Call, Sofie van den Brandt, Ron Heinen and Robert Vrielink of Philips explain how the company’s procurement function taps into supplier innovation in indirect categories

Supplier communication in SEI

Kathrin Aldaya, Senior Manager of Global Strategic Initiatives and Integration at Mars, details how the company’s procurement function developed and implemented its new communications plan for suppliers

Business partnering in SEI

Maria Brink-Rumyantseva, Category Manager at Shell, explains how procurement in Shell partnered with several key business functions to advance the company’s SEI strategy

Insights into monitoring success in SEI

Tracking success is a complicated process in SEI, but has a positive impact on pipeline, revenue and business-wide support. Download our latest research to learn about the different metrics models that can be adopted

Becoming a customer of choice

Peter Naegelein, Director of Business Development and Scouting at Osram, takes SEIC members through Osram’s strategy for becoming a customer of choice