Dianna Johnson Marra

Experience

• 

  Dow

  Jan 2002 - Jan 2019

  Ensured reliable service across the entire end-to-end process with focus on the critical interfaces between supply chain, customer service, sales, quality, product management and logistics. Led a cross functional project to improve the integrated business planning process to maximize business profitability and optimize inventory. Implemented work processes that resulted in a 15% improvement of key customer metrics: on time delivery, reduction of customer complaints, and invoice accuracy. Responsible for the reduction of slow-moving inventory by 30%. Responsible for the management of the quality system for four global production facilities. Served as the business subject matter expert for Good Manufacturing Principles (cGMP) and ISO 9001 for excipient production. In support of the Rohm and Haas integration, worked with site personnel to understand structure, determine synergies, and define organizational design. Led local teams at five different sites through the organization and work process transition. Responsible for the quality management system of four production facilities. Led project for the implementation of real time statistical control for first pass prime improvements. Provided support and maintained the analytical equipment in the South Charleston WVO Manufacturing Laboratory. Acted as a technical resource for personnel, and implemented new methods and technologies. Developed local laboratory operating procedures based on test methods, and provided training.

  • Global Business Excellence Leader

    Jan 2017 - Jan 2019

  • Regional Service Quality Leader

    Jan 2013 - Jan 2017

  • Quality System Manager

    Jan 2010 - Jan 2013

  • Integration Change Leader

    Jan 2009 - Jan 2010

  • Quality Coordinator

    Jan 2006 - Jan 2009

  • Senior Analytical Technologist

    Jan 2002 - Jan 2006
• 

  Dow

  Jun 2019 - now

  Responsible for the North America supply chain management of Coatings.Lead an organization of 54 supply chain professionals to create an employee and customer centric culture. Delivered four consecutive quarters of working capital targets and reduced inefficient inventory by 19%. Improved our key customer delivery and fulfillment metric by 17% and the customer experience index by 29 points year over year. Responsible for the North America supply chain management of Emulsion based chemistries.Led a team of 15 Supply Chain professionals to create a customer centric culture, manage working capital, and drive key elements of the business strategy. Responsible for the global supply chain management of Ethylene Oxide (EO) derivatives.Led the NA EO Derivative Supply Chain Team to eight consecutive quarters of working capital targets and delivered critical business initiatives.

  • Supply Chain Director

    Dec 2022 - now

  • Senior Supply Chain Leader, Dow Coatings

    Feb 2022 - Dec 2022

  • Senior Supply Chain Leader & Global Planner, Dow Industrial Solutions

    Jun 2019 - Feb 2022