# Generac

> Generac is a Wisconsin power-equipment maker that started in a 1959 barn building portable generators and grew into North America's dominant home backup power brand. Today the public company (NYSE: GNRC) sells home standby and portable generators, industrial and mobile power systems, PWRcell solar-plus-battery storage, ecobee smart thermostats, EV chargers and grid software - roughly $4.3 billion a year of hardware built around one simple promise: when the grid quits, your lights stay on.

- **Founded:** 1959
- **Headquarters:** Waukesha, Wisconsin, United States
- **Founders:** Robert D. Kern (Founder)
- **Team size:** ~9,400 employees (9,239 reported in 2024)
- **Products:** Home Standby Generators, Portable Generators, Industrial & Commercial Power Systems, PWRcell Solar + Battery Storage, PWRmicro Microinverter
- **Notable:** Number-one market share in US home standby generators and portable generators, Grew from 5 employees in a 1959 barn to roughly 9,400 employees and $4.29B revenue, Introduced the first affordable automatic home standby generator (1989)

## Products & services

- **Home Standby Generators** — Permanently installed, automatic backup generators (running on natural gas or propane) that detect an outage and restore power to a home within seconds, with no one home to start them.
- **Portable Generators** — Gasoline and inverter portable generators for job sites, recreation and emergency home use; Generac holds the number-one US market share in the category.
- **Industrial & Commercial Power Systems** — Diesel, natural gas and bi-fuel gensets and automatic transfer switches up to 9 megawatts for hospitals, telecom, data centers and critical infrastructure.
- **PWRcell Solar + Battery Storage** — Modular home solar battery system that stores energy and provides whole-home backup, built on Pika Energy technology.
- **PWRmicro Microinverter** — Grid-interactive solar microinverter designed for higher energy yield, built on technology from the Chilicon Power acquisition.
- **ecobee Smart Home Energy** — Smart thermostats, sensors and cameras that anchor Generac's home energy management and demand-response experience.
- **Mobile Products** — Light towers, mobile generators, pumps and heaters for construction, events and utility markets (including the Allmand and Tower Light brands).
- **Grid Services & Virtual Power Plant Software** — Concerto and Enbala-derived software that aggregates distributed home batteries and devices into virtual power plants utilities can dispatch.
- **EV Chargers & Energy Management** — Home electric-vehicle chargers and energy monitoring devices (built partly on Neurio technology) unifying a household's energy under one app.

## Achievements

- Number-one market share in US home standby generators and portable generators
- Grew from 5 employees in a 1959 barn to roughly 9,400 employees and $4.29B revenue
- Introduced the first affordable automatic home standby generator (1989)
- IPO on the NYSE in 2010; now an S&P 500 component
- Built a home-energy platform through acquisitions of Pika Energy, Neurio, Enbala, Chilicon Power and ecobee
- Celebrated 60 years of operation in 2019

## Latest updates

- **2026-02** — Reported fourth-quarter and full-year 2025 results, continuing growth in residential energy technology.
- **2025-11** — Signed a definitive agreement to acquire Enercon Engineering, adding generator enclosures and switchgear to serve surging data-center backup-power demand; close expected Q2 2026.
- **2025-08** — Q2 2025 net sales rose 6% to $1.06B, with residential energy storage shipments to Puerto Rico and ecobee growth beating expectations.
- **2025-01** — Completed acquisition of Allmand, a maker of mobile power equipment for commercial and industrial markets.

## Links

- Website: https://generac.com
- LinkedIn: http://www.linkedin.com/company/generac-power-systems
- Twitter/X: https://twitter.com/Generac
- YouTube: https://www.youtube.com/user/GeneracPowerSystems
- Instagram: https://www.instagram.com/generac/
- Facebook: https://www.facebook.com/GeneracPower

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Profile page: https://yespress.io/generac
Published by YesPress — https://yespress.io
Last updated: 2026-08-12