Got a question? Need a quote? We are here to help! Use our contact form to contact us or get in touch with one of the sales managers in your area below. If you prefer, you can also reach us through one of our global distributors.

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Hector Eduardo Gonzalez-Stahl

Senior Sales Manager, LATAM (Fiber Optics)

Hector joined NKT Photonics in 2019. As an industrial engineer, Hector has worked in sales, manufacturing, and project management. He brings experience from working with industrial safety and fire protection equipment. In addition to his technical background, Hector holds a Bachelor’s degree in Industrial Engineering and a diploma in Business administration from Texas A&M.


Julio Toko

Director of Sales Americas

Julio has been with NKT Photonics since 2014. He is Director of Sales Americas for our LIOS fiber-optic sensing systems. Julio holds a bachelor’s degree in optical engineering from the University of California, Davis. He has 15 years of experience in distributed fiber-optic sensing for acoustic, seismic, temperature, and strain monitoring. Call Julio to discuss how you can monitor large industrial applications 24/7.

Derek DeStephen

Sales Manager, US

Derek joined NKT Photonics at the beginning of 2019.  He is Sales Manager for Central US and Canada.  Derek holds a Bachelor degree in Mechanical Engineering from Virginia Tech.  He has 13+ years experience in Distributed Fiber-Optic Sensing for temperature monitoring and more recently for acoustic and strain monitoring.

Marcos Torres

Service Supervisor

Marc joined NKT Photonics Inc in the Americas region in 2019. He served in the US Armed Forces for over 6 years and in oilfield services since 2012. As a fluent Spanish speaker he now leads our service team to operate in North and South America.


NKT Photonics Inc.

3514 N Vancouver Avenue, Suite 310
Portland, OR 97227 • USA

Phone: +1 503 444 8404



Retech Representação e Consultoria Técnica
Av.Vereador José Diniz, 3651 – cj 63,
04603-003 – Campo Belo, São Paulo – S.P. – Brasil

Phone: +55 11 3938-3774
Cel: +55 11 9 6623 9728