DuPont Tate and Lyle Bio Products

DuPont Tate & Lyle Zemea Propanediol Zemea USP Susterra Propanediol

Our Employees

Todd Sutton, President

Todd was appointed President of DuPont Tate and Lyle Bio Products Company in November, 2011. He joined DuPont after graduating from The Ohio State University with a degree in Finance and Information Technology in 1985. After working in the IT field for three years, he moved into the DuPontTM Corian® business where he held a range of sales, marketing, and regional management positions. Following that, he lived and worked in Hong Kong for 2-1/2 years as the regional product manager before returning to Delaware and taking over the Commercial Business segment in North America. He subsequently served as the Global Marketing Director for the SolaeTM soy protein business in St. Louis. Most recently, he was Vice President at Liqui-Box where he held a range of business leadership positions.

Todd and his wife Pam love being outdoors, have two grown children, are natives of Ohio and avid Ohio State Buckeye fans.

Jennifer Moos, Chief Financial Officer

Jennifer joined DuPont Tate and Lyle Bio Products Company in 2016 as the Chief Financial Officer.   She has responsibility for accounting policy and operations, financial forecasting, business financial planning, corn purchasing and various legal entity reporting responsibilities.

Jennifer joined DuPont in 2005 after graduating from Miami University with a Masters degree in Accounting.  She has held various finance related positions within DuPont including roles in plant accounting, tax, integration projects, and leadership.   

Jennifer is located in Tennessee.  In her free time she likes to travel, attend concerts, and spend time with her nieces and nephews. 

Stephen J. Hurff, Vice President - Marketing & Sales

Steve is the Vice President of Marketing & Sales for DuPont Tate and Lyle Bio Products Company and has served as an officer of the joint venture company since 2007.  In Steve's current role he leads the company’s commercial efforts globally with marketing, sales and technical professionals located in the Americas, Europe and Asia.   He has held various positions at DuPont during his career including roles in management, technical, manufacturing, marketing and sales.

Steve is a graduate from the University of Delaware holding a Master in Business Administration (MBA), a Bachelor of Chemical Engineering and a BS in Chemistry.

In addition to spending time with his spouse and family, he enjoys wakeboarding, cars and a range of fitness activities.

Jim Zahn, Ph.D.: Vice President of Technology

Dr. Zahn joined DuPont Tate and Lyle Bio Products Company in February 2011 as the company's Vice President of Technology.  Jim has more than 17 years' experience in developing and commercializing new products and biomanufacturing processes in start-up, and mature business, including Coskata, DuPont, The Dow Chemical Company, and Eli Lilly & Company.  Work in these roles led to over 30 peer-reviewed publications in basic research and product development, fourteen patents in biotechnology, launch of several new green chemistry products, including the successful Spinetoram, and over $31 million in company savings as a certified Six Sigma Green Belt project manager.  Jim earned a Doctor of Philosophy degree in Microbiology from Iowa State University, and undergraduate degrees from Central College in Pella, IA.

Jim resides in Farragut, TN with his wife Jody.  They have one child in medical school, one child in college, and two younger children at home.  Hobbies include volunteering for local non-profit and school organizations, SCUBA, cycling, and golf.

Pete Colombo, Product Director

Pete was appointed Product Director of DuPont Tate and Lyle Bio Products Company in June 2013 where his responsibilities include product management, S&OP, product stewardship, sourcing, regulatory compliance, quality systems, and customer service. Pete also leads the competitive intelligence team, oversees application IP, and is the key interface with the DuPontTM Sorona® business to coordinate production, logistics, and long range planning. Prior to his current role as Product Director, Pete was a Senior Account Executive with DuPont Tate and Lyle responsible for business development in the Americas.

Pete joined DuPont after graduating from The Ohio State University in 1989 with a degree in Industrial and Systems Engineering. He has held positions in IT, manufacturing, technical service, marketing, sales, and corporate plans over his 25 year career with DuPont while earning advanced degrees in business and finance.

Pete is an empty nester residing in East Tennessee where he is active in church-based philanthropy, restoring his rusty tennis game, and indulging his new appreciation for bluegrass music.

Denis Burlaud, Account Executive - Europe, Middle East, Africa

Denis Burlaud has worked for the past 4 years as Sales Manager representing DuPont Tate and Lyle Bio Products Company in Europe Middle East & Africa. Denis received his engineering degree in Biochemistry and Polymeric Sciences from Paris University and his MBA from La Sorbonne University. Previously to joining DuPont Tate and Lyle, Denis spent six years with DuPont where he held various European positions in sales and marketing for different businesses.

Outside work, Denis enjoys his 2 young daughters, his old classic car and his Burgundy wine cellar

Carl Cao, Sales Specialist - China

Carl Cao is a Sales Specialist in Dupont Tate and Lyle Bio Products Company starting as of March 2012. He is based in Shanghai China to serve the customers in the China region. Carl has 7 years business development experience in environment protection industries after he graduated from East China University of Science and Technology with his B.S. in Material Science in 2004.

During his personal time, he likes to travel and to ride Go-Karts. Carl may be reached at

Samantha Carroll, Customer Service Represenative

Samantha joined the DuPont Tate and Lyle Bio Products team in 2014 as the Customer Service Representative when she started her career with Tate and Lyle. After graduating from Illinois State University with a B.S. in Insurance and Finance, she moved to Indianapolis to work for The Hartford Insurance Company. She has worked within customer service in the insurance field for over 6 years.

Samantha and her husband Matt moved back to Decatur, IL to be closer to their families. Outside work, Samantha loves reading, baking, and when the weather is nice, going on long bike rides with her husband.

Carole Feole, Account Executive - Americas

Carole Feole is an Account Executive for the personal & home care, food and industrial segments for the Americas.  Carole has been with DuPont for over 20 years in sales and marketing roles and joined DuPont Tate and Lyle Bio Products Company in August 2007.  Currently she manages 6 distributors and has direct account responsibility in all markets.  She is a member of the Society of Cosmetic Chemists and IFT. During Carole's DuPont career, she has received multiple awards including "Excellence through People" in marketing and "Certificate of Excellence" in selling. Carole received a B.S. degree from The Ohio State University.  As an avid runner for over 30 years, she runs for a local club competing in the USATF Mid-Atlantic running series and many races throughout the country completing 8 marathons.

Mureo Kaku, Account and Distributor Manager - Asia Pacific

Mureo Kaku taught at Mie University, Japan as lecturer before he joined DuPont CR&D. He has worked with DuPont for more than 20 years mostly in new product developments to create new business for DuPont. Currently he is located in Japan and is responsible for DuPont Tate and Lyle business in Asia excluding Japan, Taiwan and China. He received his Ph.D from Kyoto University where he studied polymer synthesis and developing unique functional polymers.

He enjoys working with customers and looks forward to seeing many new products commercialized to benefit consumers through DuPont Tate & Lyle. He enjoys exercising and hiking when he has free time.


Laurie Kronenberg, Global Marketing Director

Laurie joined DuPont Tate & Lyle Bio Products Company in October 2015 as Global Marketing Director for Susterra® propanediol.  Laurie has more than 20 years’ experience in global marketing and is an expert in analyzing marketing, developing product and brand strategies as well as executing commercial go-to-market plans.  She has a diverse background and proven track record working for companies such as The Dow Chemical Company, WL Gore, INVISTA, Ashland Chemical and Axalta.  Laurie earned a degree in Chemical Engineering from Bucknell University and a Master in Business Administration from The Ohio State University. 


Laurie and her husband Dave reside in Eastern Pennsylvania with their twin girl and boy.  Outside of watching her twins grow-up, Laurie enjoys teaching aerobics, traveling and a good glass of vino.

Bob Miller, Account Manager - North America

Bob is the Account Manager - North America for DuPont Tate & Lyle Bio Products Company and is based in Wilmington, Delaware. Prior to his sales role, Bob was DuPont Tate & Lyle's Technical Service Manager supporting customer and business needs across all end uses for Zemea® and Susterra®. Bob began his career with the DuPont Company in 2003 as a member of DuPont's Central Research & Development organization.

Bob received a B.S. in Chemistry from Ursinus College in Collegeville, PA and completed graduate work in chemistry at the University of Delaware. He is an author on several patents and technical publications involving the use of 1,3-propanediol, and received the DuPont Excellence Award for Sustainable Growth.

Bob and his wife Melissa reside in Media, PA, USA. Outside of work, Bob enjoys sports, his Weber grill, summers at the Jersey shore and going to Phillies baseball games.

Gowri Nagarajan, Account Manager - India

Gowri currently leads the DuPont business in India since he moved back to India in July 2008. Prior to arriving in India in July 2008, Gowri spent over six years in other DuPont businesses in the USA in various roles including Fluoroproducts and Crop Protection. Prior to joining DuPont, Gowri began his professional career in the high paced environment of a Silicon Valley start-up (PolyStor) in the San Francisco Bay area and was responsible for bringing next generation lithium ion battery technology to the automotive and electronics market and spent 4 years there.

Gowri holds his Doctoral Degree in Chemical Engineering from the University of South Carolina (1998) and a MBA from Drexel University, Philadelphia (2007). Gowri holds an undergraduate degree in Chemical and Electrochemical Engineering from the Central Electrochemical Research Institute (CECRI), Karaikudi, INDIA (1993). He received the University of South Carolina Dean's Award for Excellence in Graduate Study for his Doctoral dissertation on Advanced Battery Design. He was also the recipient of the prestigious NSF (National Science Foundation) Fellowship during his tenure at South Carolina that enabled him to spend 2 years of Co-op at Hoechst Celanese, Charlotte, NC.

A fanatic of South Indian classical Music, Gowri has two daughters, Madhuvanti (7 yrs) and Hemavati (4 yrs) and happily lives in Delhi with his wife, children, and parents. While in the US, Gowri followed Sports very keenly and is proud to say that he has seen MJ's final act at the old Charlotte Hornets stadium, seen the Panthers in action at the Ericsson stadium, rooted for the Carolina Gamecocks many times at the William Brice stadium (have also seen Peyton in action when the Volunteers visited us, we are in SEC), followed the Yankees keenly after 1996 WS 3rd game win against Braves, followed them in many games in the Athletics stadium in Oakland and finally topped it off with a trip to the Yankee stadium in 2008.

David Shaw, Global Marketing Manager

David joined DuPont Tate & Lyle Bio Products Company in October 2013 and is based in Wilmington, Delaware.  David currently serves as the Global Marketing Manager for the joint venture and focuses on the Cosmetics & Personal Care and Food, Flavor, and Pharmaceutical markets.  He joined DuPont as part of the Commercial Development Program in June 2012 after graduating with a degree in Marketing from the Fox School of Business and Management at Temple University located in Philadelphia, PA.  Previously, David was a Sales Specialist for DuPont Tate & Lyle Bio Products supporting the global marketing and sales teams and streamlining various business processes.  In addition,  he was part of the Global Communications team for Industrial Biosciences leading a variety of projects from global rebranding to assisting in the launch of the DuPont Innovation Center located in Johnston, IA.

David currently resides in Philadelphia, PA, USA.  Outside of work, David stays active by going to the gym and playing intramural sports.  He also enjoys watching his Philadelphia sport teams and attending concerts and other events around the city.

Mayumi Shirai, Account Manager - Japan

Mayumi Shirai is a Senior Sales Rep at DuPont Tate and Lyle Bio Products Company. She has her bachelor's degree in Psychology. She resides in Tokyo, Japan. Her primary roles at DuPont Tate and Lyle are Sales of Zemea® propanediol and Susterra®  propanediol as well as Marketing and Sales of Sorona® and Cerenol®. She has been with DuPont for over 20 years. In her time at Dupont she has achieved the DKK performance award for Sorona® interior fabrics for automotives. In her free time she enjoys fitness and playing with her children.

Angie Surface, Global Marketing Specialist

Angie Surface joined DuPont Tate and Lyle Bio Products Company in 2008 and currently serves as the Global Marketing Specialist within DuPont.  Angie lives in Knoxville and works at the Company's World Headquarters and Manufacturing site in Loudon, TN. In her role she manages various creative projects with guidance from her marketing team.  She graduated from the University of Phoenix in 2009 with her B.S. in Business Management.  She also holds certifications in Adobe Photoshop and Social Media & Marketing from the University of Tennessee.

Outside of work Angie loves spending time with her two small children Kinsleigh and Cayson who are involved in a wide range of sports.

Peter A. von den Kerkhoff, Account Executive EMEA

Peter joined the DuPont Tate and Lyle Bio Products Company team as Account Executive for EMEA in 2014.  He started his career within DuPont in 1975 as an technician in the coatings and resin business.  Since that time he worked in different DuPont businesses in PM, Sales and Marketing.  Prior to his current responsibility he was Corporate Account Executive, introducing the entire DuPont product portfolio to key customers and member of the DuPont sales academy.

Peter and his spouse Iwona resides in Wuppertal, Germany.  Outside works he loves cooking, video editing and spending time with family and friends.

Candace Ward, Customer Service Manager

Candace is the Customer Service Manager for DuPont Tate and Lyle Bio Products Company and is located in Decatur, IL.   Candace has worked with the joint venture since 2007 when she began her career with Tate & Lyle.   Candace obtained her Bachelor’s degree in Business Administration (with an emphasis on international business) from Illinois Wesleyan University in Bloomington, IL.  Prior to joining Tate & Lyle, she worked for 13 years for Bachrach’s, a men’s clothing company, as a Sourcing Manager. 

Candace and her husband Andy live in the small town of Stonington, IL with their eight year old son, Brockton.  Outside of work, Candace enjoys spending time with family, going to the gym, reading, attending Brockton’s sporting events and swimming.