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William Langehennig

William Langehennig

Training Specialist

William Langehennig has been with Flowserve for more than 10 years and is currently a training instructor and customer training manager. In his role, he assists customers in selecting training to fit the attendees’ needs and manages the facilitation and execution of the training. Besides managing the training department, William is one of the training instructors, specializing in maintenance and operations training.

He has been in the petrochemical industry for more than 20 years, working in both end-user plants as well as repair facilities. He built his knowledge base from hands-on learning specializing in repair, maintenance and operations of centrifugal pumps and seals.

Dean Richardson

Dean Richardson

Training Specialist

Dean Richardson joined Flowserve in 2010 as a senior sales engineer after serving as an equipment reliability specialist at a petrochemical refinery in Texas. In 2018, he joined Flowserve Educational Services as a training specialist, allowing him to share his 40+ years of knowledge and experience with both internal and external customers to enhance their overall learning experience.

He began his career in the operation, troubleshooting and repair of all types of plant equipment at a small machine shop in Port Arthur, Texas. In 1980, he entered a machinist apprenticeship at a major petrochemical refinery and later joined the Rotating Equipment Reliability group as a vibration analyst, becoming certified as a Category II Vibration Analyst. In 2012, he became certified by the Vibration Institute as a Category III Vibration Analyst.

His professional experience has included roles as: machine shop supervisor; major turbomachinery repair; balancing specialist; assistant superintendent of field services; vibration technician trainer; and equipment reliability specialist.

Roy Smith

Roy Smith

Training Specialist & Global Decoking Training Program Manager

Roy Smith joined Flowserve (Pacific Pumps) in 1976. During his career at Flowserve, he has held roles in sales, engineering, service center management and as a senior decoking specialist. In his current position as instructor at the Learning Resource Center in Dallas, he teaches classes on root cause analysis, pump systems analysis and centrifugal pump fundamentals, and is the global decoking training program manager for training Flowserve sales team members, mechanics and field service technicians as well as customers.

Prior to joining Flowserve, he was a design engineer in the aerospace industry, a U.S. Naval officer and a researcher at Texas A&M University. Roy also has had experience as an operations manager of a peristaltic pump company and as an engineer at Bechtel on a major expansion project.

His years of experience in sales, service and production, both within Flowserve and outside of it, allow him to enhance the learning experiences for Flowserve employees and customers.

Tommy Smith

Tommy Smith

Senior Training Specialist

Tommy Smith has been with Flowserve since 2014. He is responsible for training staff and other licensed personnel on the technical operation of pumps and mechanical seals at the Learning Resource Center in Dallas and at customer sites.

Tommy began his career in the U.S. Navy in 1992, where he served as a gas turbine systems technician (mechanical). His primary focus in this role was the maintenance and repair of turbine engines and all their support equipment. Tommy was also an oil lab supervisor, responsible for the ship’s fuel and oil quality control program. Additionally, he worked on the Navy’s Landing Air Cushion Craft (hovercraft), where he was responsible for its turbine engines and hydraulic systems.

Upon his retirement from the Navy in 2012, Tommy worked for BHI Energy as a valve technician at nuclear power plants during planned outages.

David Langenhennig

David Langehennig

North America Training Manager

David Langenhennig joined Flowserve in 2008 and has spent the last 11 years in Educational Services. He currently manages the Certified Repair Technician (CRT) Program in North America. The training courses David teaches include Pump Engineering; Pump and Seal Principles; and Operations, Maintenance and Repair of all centrifugal pump classifications.

Prior to joining Flowserve, he spent 43 years in the petrochemical industry.

Fidel Vargas

Fidel Vargas

Latin America Regional Training Manager

Fidel Vargas joined Flowserve in 1998. Since 2005, he has been delivering training to employees and customers. During his tenure at Flowserve, he has received practical and theoretical training in twin-screw pumps and multiphase pumps; twin-screw pump repair; and vertical pumps.

Prior to Flowserve, Fidel worked within Maraven Refinery (now named PDVSA) for 15 years as a rotating equipment supervisor, where he conducted predictive maintenance practices and recommendations for rotating refinery equipment. His training background includes vibration analysis, IRD mech-analysis, mechanical seals technology and couplings.

Fidel has been a superior technician in mechanical maintenance since 1981, and has extensive technical knowledge of refineries, including vibration analysis, root-cause analysis (RCA), trainer formation, troubleshooting on rotating machinery and more.

Marco Smits

Marco Smits

EMA Regional Training Manager

Marco Smits started with Flowserve in 2001. For the next 19 years, he has worked in the Spare Parts group, where he climbed from part specialist to Europe, Middle East and Africa (EMA) manager of spare parts, commercial operations. His specialties are leading teams, solving obstacles, and making sure the Flowserve strategy is followed with an eye on customer demands.

Marco’s goal is to open a second Learning Resource Center in EMA and expand internal training support.

Willem Geuke

Willem Geuke

Training Specialist

After more than 20 years of experience in the European manufacturing and maintenance industry, Willem Geuke joined Flowserve in 2011. He is a member of the Flowserve Educational Services Group, where he delivers training in the EMA region and deploys Flowserve services.

Willem earned a bachelor’s degree in mechanical engineering from Hogeschool West-brabant Breda. A certified Lean Six Sigma Black Belt, he was recognized as the National Business Improvement Manager in 2019.

Stefano Malandrino

Stefano Malandrino

Training Specialist

Stefano Malandrino joined Flowserve in Desio (Italy) in 2012 as a field service engineer. Since 2016, he has been a technical training specialist for the Educational Services Group, where he delivers training primarily for centrifugal pumps to employees and customers located in the EMA region.

Stefano earned a bachelor’s degree in mechanical engineering from Università di Catania and a master’s degree in energy engineering — production and conversion of energy from Politecnico di Milano. He is a MOBIUS-certified Vibration Analyst Category-2, according to the ISO 18436-2.

Tony Foo

Tony Foo

Training Specialist

Since joining Flowserve in 1996, Tony Foo has held positions in aftermarket sales, field service representation and has spent 10 years in engineering supervision.

Prior to joining the company, Tony participated in a craft apprenticeship with Ishikawajima Heavy Industries/Jurong Shipyard; served as an equipment technician at Esso Refinery; and was a technical representative for John Crane Mechanical Seals.

He is a Second-Class Engine Driver [Marine issued by MOL] and holds a Heavy-Duty Diesel Craft apprenticeship.

John Goh

John Goh

Training Specialist

John Goh has been with Flowserve for 22 years. He spent five years as a customer service engineer and later became a trainer.

John’s prior professional experience includes an apprenticeship at Keppel Shipyard; scheduler at the Far East-Levingston Shipyard; and service engineer with John Crane.

He holds several certifications, including craft certificate in Mechanical Engineering Practice; trade certificate in Marine Fitting; full technology certificate in Mechanical Engineering from City & Guilds of London Institute; trade certificate in Electrical Domestic & Industrial; and trade certificate in Plumbing & Pipe Fitting.

In addition to his earned certificates, John is a Licensed Electrician from the Energy Market Authority, Singapore and a Licensed Plumber from the Public Utilities Board, Singapore.

Isaac Goh

Isaac Goh

APAC Training Manager

Isaac Goh joined Flowserve in 2003 and has held various roles in sales, application engineering, business development and management.

Prior to joining Flowserve, Isaac was in business development and management for John Crane Performance Plus and was an aftermarket sales manager for Sulzer Rotating Equipment Services.

He earned a diploma in marine engineering from Singapore Polytechnic and a bachelor’s degree in mechanical & production engineering from Nanyang Technological University (Singapore).