E155: Samuel Liesmer, Hyperscale Estimator at National Technologies

E155: Samuel Liesmer, Hyperscale Estimator at National Technologies

From The Preconstruction Podcast - Commercial Construction. by Gareth McGlynn

November 10, 2025 · 40 min

About this episode

Gareth McGlynn interviews Samuel Liesmer about low voltage expertise in hyperscale data center construction.

Our host Gareth McGlynn sits down with Samuel Liesmer, Hyperscale Estimator at National Technologies (a Connex Company), to discuss the growing demand for low voltage expertise in hyperscale data center construction. Discussion Highlights: The surge of AI and data center growth driving electrical and low voltage packages. Understanding Division 27 low voltage systems in large-scale builds. The complexities of structured cabling, fiber optics, and media systems. How CCTV, security, and access control systems are managed within hyperscale projects. Working with owners and general contractors to balance delivery, design, and management challenges. And much, much more. Connect with Sam Liesmer: 🔗Linkedin: https://www.linkedin.com/in/samuel-l-424b8a146/ 🌐National Technologies: https://www.ntitech.com/

People in this episode

Host: Gareth McGlynn

Guest: Samuel Liesmer

Topics covered

  • low voltage expertise
  • hyperscale data center construction
  • AI and data center growth
  • structured cabling
  • fiber optics
  • CCTV and security systems
  • project management

Keywords

  • low voltage systems
  • data center construction
  • electrical packages
  • structured cabling
  • fiber optics
  • CCTV
  • security systems
  • project management

Mentioned in this episode

Organizations: National Technologies, Connex Company, Linkedin

Places: hyperscale data center

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