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  7. Gemns
Gemns logo

Gemns

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Sagaponack, NY 11962
631-204-6141
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At a glance

Employee size
2-10
Organization type
Privately Held
Headquarters
Sagaponack, NY
Founded
2019

About

Gemns, the new name for WePower Technologies, develops patented electromagnetic energy-harvesting generators that turn everyday motion into battery-free power for connected devices. Its technology began with industrial wireless switches and now supports applications such as smart-home controls, lighting and remote sensors, delivering up to 40 times the output of earlier kinetic harvesters. Led by founder and CEO Larry Richenstein, Gemns holds more than 15 patents across multiple countries.

Capabilities and markets

Products

Manufacturing processes

Materials worked

Service offerings

Economic activities

End markets served

Energy segments

Other (Energy)

Directory supply chains

Classification

NAICS codes

Related manufacturers

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  • Powercast Corporation logoPowercast CorporationFounded in 2003, Powercast Corporation develops wireless power technology that lets sensors and other devices operate without batteries, wires or charging surfaces. Its RF-based Powerharvester® technology delivers power over distance, while newer EDGE systems extend that approach to continuously powered industrial and commercial sensing. The company says it holds more than 300 patents worldwide and has shipped over 30 million units.PITTSBURGH, PA
  • Tenrehte Technologies, Inc logoTenrehte Technologies, IncFounded in 2009, Rochester-based Tenrehte Technologies designs energy-monitoring and control platforms, best known for its patented PICOwatt wireless smart plug. The privately held company also provides product integration plus electronic product design and manufacturing services, with an emphasis on reducing wasted energy in everyday devices. Tenrehte was founded by Jennifer, Mark, and Carlos Indovina, an engineering-led team with roots in semiconductor and wireless technology.
  • Embertec logoEmbertecAustralian-owned and managed since 2011, Embertec develops household energy-efficiency technology, including Tier 2 advanced power strips and heat-pump water heaters. Its Emberstrip uses patented Active Powerdown® to detect when connected electronics are idle, while its EmberH2O systems draw heat from surrounding air to reduce electricity use. The company says its solutions have been installed in more than 2 million homes globally and tested in real homes and commercial offices.
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Contact information

Website

gemns.com

Emails

  • info@gemns.com

Phone numbers

  • 631-204-6141

Social

Locations

Gemns location map for PO BOX 229

Po Box 229

Sagaponack, NY 11962

Suffolk County

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Directory source

Source
gemns.com
Updated
Sep 2026