Meet Our Team

GPS staff members believe in working as a team to deliver high-quality, convenient and on-time service

Ajit Pai

General Manager, Nelson Office

I have rejoined Great Plains Stainless from 15th June,2015 as G.M. for New Zealand office. Previously I worked for the same office from 2003 to 2013. I am a Metallurgist by qualification with over 20 years of experience in international steel business having spend most important years of my career with Great Plains Stainless. Nelson office supplies specialty stainless steel products all over Australasia region and we will continue providing high level of service to all our customers in the region. I will be interacting with customers not just on the business front but also on the technical front in detail, wherever necessary.
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Andres Sifontes

Sales, Santiago Office

I joined the Great Plains team in 2018. I am a Production Engineer and I have specialized in the technical sales. I like to practice sports, especially soccer. I enjoy outdoor activities and share with friends and family. I am proud to belong to this excellent team and be able to provide innovative solutions to our clients to make their projects reality.
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Armando Cisternas

Warehouse, Santiago Office

Hello, I am Armando Cisternas and I belong to GPSS Chile since 2017 and I hold the position of warehouse assistant. Soon I will study Logistics Operations Technician which has me very happy and motivated since it is directly related to my work and I will be able to continue growing personally and professionally to continue contributing to the company.

Brandon Framel

Warehouse Supervisor, Tulsa Office

Brandon has been with Great Plains Stainless since 2011.
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Chetan Chhibber

Sales, Nelson Office

Am originally from India. I came to New Zealand in 2012 and completed my study here. I then joined GPS Nelson in December 2013 as Sales Executive.
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Claudia Villarroel

Administrative Assistant, Santiago Office

I joined GPSS Chile in December 2017. My position as Administrative Assistant continually provides opportunities to contribute to the Santiago team. After hours I enjoy spending time with my family.
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Daisy Wong

General Manager, Shanghai Office

I started to work in Great Plains Stainless in 2005. Now I am in charge of Sales jobs in Shanghai office. Of course, Shanghai office is acting as the support office for headquarters, New Zealand, and Chile as well. I love learning about the technical aspects of the steel industry.
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Debbie Cole

CFO, Tulsa Office

I was born and raised in southern Illinois. After moving to Tulsa, I joined the GPS staff in 1989. As CFO, I have the pleasure to work with people from many different countries.
My husband & I enjoy traveling and watching movies. In my free time, I love cooking, playing games and spending time with my husband and family.
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Francisco Sepúlveda S.

Sales Manager, Santiago Office

Hi, I’m Metallurgist from Concepción, a really nice south Chilean city. I came to Santiago to develop myself and to be with my girl friend. I come from a close family. We care about each other and family is fundamental in my life. I like jogging, training, and eating healthy. I love to enjoy time with my loved ones with a delicious barbecue.
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Gil Duron

Sales Development, Tulsa Office

I was born in Orange, CA and raised in Tulsa, OK. I joined Great Plains in 2000 and started my journey in the stainless piping product business. I was fortunate to work internationally with Great Plains Stainless in 2007 for a time gaining a global perspective of the industry. I have visited several mills in the metal industry, and I enjoy continuously learning about products and metal market trends. I am pleased to help customers with their stainless piping needs. My favorite personal activities are running, watching sports, playing musical instruments, and reading books. I’m happily married with three boys and reside in Tulsa, OK
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Guillermo Obejero

Administrative and Financial Manager, Santiago Office

Originally from Argentina. I moved to Chile in September 2014 to work with Great Plains Stainless S.A. Living in Santiago, Chile allows many opportunities to enjoy skiing, camping, and mountain trekking in the great outdoors.
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Joseph Gibbons

President, CEO, Nelson Office

I was born and raised in Chicago, the oldest of 12 children. I moved to Tulsa in 1975 to be with my wife’s family when we were expecting our first child. I am a long time practitioner of Transcendental Meditation (since 1971), a yoga junkie, a hiker, and a piano player. I love Notre Dame football and the “All Blacks”.
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Leslie Martinez

Accounting Analyst, Santiago Office

Hi, I’m Leslie. I’m an accountant. I work at GPS Chile since april 2017, it is a challenge for me and I am proud about my labor. I am a sociable and cheerful person. I live with my husband. I love animals, we already have 3 dogs. In my free time I enjoy being with my family.
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Lori Fuller

Shipping, Tulsa Office

I joined Great Plains Stainless in 2007. My job as the shipping coordinator, document control and accounts payable clerk offers a challenging position that I very much enjoy.
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Mathew Canning

Accounts, Nelson Office

I was born and raised in Nelson. I begun my tertiary study in 2016 and have an accounting degree. I have almost completed the Chartered Accountancy requirements (Australia and New Zealand). I’m an avid fan of rugby (All Blacks, Crusaders, Tasman Makos) and basketball (NBA). I joined the Great Plains Stainless Steel team in October 2019.
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Matt Stowers

Warehouse, Tulsa Office

I have been with Great Plains Stainless since 2017.

Maura Vij

Sales, Nelson Office

As a member of the New Zealand sales team, I enjoy interacting with customers of many different backgrounds and finding out more about their specific needs so I can come up with the best possible option. I am fortunate to have been around the industry for about 10 years.
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Mauricio Ferrada Bustos

Sales, Santiago Office

I joined Great Plains Stainless S.A. in March 2015.
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Nick Belcher

Sales, Tulsa Office

I joined Great Plains Stainless in 2018. I am an Oklahoma Sooner football fan and life long Oklahoman, and enjoy sports and grilling outdoors.
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Robert Gaines

Warehouse, Tulsa Office

I have been with Great Plains Stainless since 1988, and enjoy singing karaoke in my free time.

Sebastián Araneda

Warehouse, Santiago Office

My name is Sebastián, I’m 22 years old, I’m an evening student, I joined the Great Plains Stainless S.A. in 2018 and I hope to continue working to have a better future for me and for Chile.

Terri Walker

Receptionist, Accounting, Tulsa Office

I joined Great Plains Stainless in 2008. My favorite pastime is researching my family genealogy.
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Tom Gibbons

Sales, Tulsa Office

I’ve been with GPS over 30 years and happily married (at least I am). I enjoy a membership at a local gym, swim or run 4 times a week. My wife & I like classical music while savoring red wine. We travel, primarily in the U.S. Spend a lot of time involved with our church where we are on the stewardship committee.
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