Thermo Fisher Scientific

Where forward-thinking scientists, educators and safety professionals come to share and discover information that makes the world a cleaner, safer & healthier place to live.

Accelerating Science

Where forward-thinking scientists, educators and safety professionals come to share and discover information that makes the world a cleaner, safer & healthier place to live.

    Valenta, Alec

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    Alec Valenta is an HPLC Product Marketing Manager at Thermo Fisher Scientific. He holds a Ph.D. in Analytical Chemistry from the University of Michigan where he focused on bioanalysis of small molecule neurotransmitters, metabolites, and neuropeptides using LC-MS.

    Walker, Dane

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    Dane Walker, PhD, is Regional Marketing Manager for LSMS at Thermo Fisher Scientific, leading strategic marketing initiatives across EMEA for Orbitrap-based mass spectrometry solutions. With a background spanning scientific research, analytical instrumentation, and technical marketing, he specializes in translating complex LC-MS workflows into clear, customer-focused value. Dane develops and executes go-to-market strategies, demand generation programs, and digital campaigns that drive pipeline growth and technology adoption across biopharma, environmental, and industrial sectors.

    Knowles, Chris

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    Christopher Knowles is a product marketing manager at Thermo Fisher Scientific, specialising in LC–MS software for biopharma, with experience across R&D, applications science and commercial strategy.

    Patterson, Courtney

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    Courtney Patterson worked as a Forensic Toxicologist for the US Army. She now develops LCMS workflows for drugs of abuse in clinical and forensic toxicology.

    Guo, Jingshu

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    Jingshu Guo, Ph.D., specializes in clinical and toxicology LC-MS workflows. With over 15 years of experience in mass spectrometry, she develops robust, scalable analytical solutions across small molecules, peptides, and protein-based applications. She works at the intersection of science, customer needs, and business strategy, translating complex analytical challenges into practical workflows that support real-world laboratory adoption. Her work spans clinical research, toxicology, and biomonitoring, including PFAS analysis in biological matrices. She is particularly interested in systems-level approaches while emphasizing well-validated, targeted assays for reliable decision-making.

    Ponce, Destiny

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    Destiny Ponce is a Senior Digital Marketing Specialist at Thermo Fisher Scientific. She joined the company in 2021 in downstream marketing and dedicated her work to shaping the strategy for the industrial portfolio. As she moved into market development she focused her skills on campaign creation, strategic marketing, and digital marketing development for industrial and biopharmaceutical markets to support product growth. Now, in her current role, Destiny combines her market development and digital expertise to drive transformation and optimization in digital environments. She is passionate about bridging the gap between big-picture ideas and practical execution to create user-centric experiences that drive engagement by combining traditional marketing strategies with digital innovation.

    Bonvin, Didier

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    For over 30 years, Didier Bonvin has been a product and applications manager with a focus on XRF and X-ray technologies.

    Merriman, Daniel

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    Senior advisor to the marketing team at Thermo Fisher Scientific, Daniel Merriman’s has extensive experience in the implementation of MS technology to sectors such as biotechnology, pharmaceutical, chemical and metals. He currently works as a senior advisor within the Environmental & Process Monitoring business, and is based in Winsford, UK.

    Stachowiak, James

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    James has over 30 years of experience in marketing and selling handheld XRF, mobile OES elemental analyzers, and handheld LIBS technology. He has hands-on knowledge of solutions that enhance safety, productivity, and profitability. He focuses on handheld XRF applications for industries including Oil & Gas, Petrochemical, Power Generation, Aerospace, Automotive, and manufacturing. He also serves the Primary Metals Production and Scrap Recycling markets.

    Starting his career in 1991 with Metorex, Inc., James held roles as Sales Engineer, Regional Sales Manager, Product Manager, and Vice-President, Sales. He joined Thermo Fisher Scientific in 2004 as Director of Sales for North America and has held various positions in Sales, Product Specialist, and Business Development groups. He is currently the Key Account Manager for alloy accounts within the Industrials Group.

    Pasmore, James

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    Before his retirement, Jim Pasmore spent over 21 years working in global development of handheld XRF analyzers at Thermo Fisher Scientific.