How many email patterns does iSun use?

iSun uses 13 known email patterns.

What domain does iSun use for work emails?

iSun uses isunenergy.com, renewz.com for work email addresses.

Most Common Email Formats at iSun

iSun's most common email format is First@isunenergy.com (ex. John@isunenergy.com), used for 55% of isunenergy.com addresses. iSun uses 7 email patterns across 2 domains: isunenergy.com and renewz.com. Percentages are the share of addresses within each domain.

@isunenergy.com

3 patterns

Format	Example	Share of isunenergy.com
First@isunenergy.comMost common	John@isunenergy.com	55%
FLast@isunenergy.com	JDoe@isunenergy.com	27%
Last@isunenergy.com	Doe@isunenergy.com	18%

@renewz.com

4 patterns

Format	Example	Share of renewz.com
First.Last@renewz.comMost common	John.Doe@renewz.com	68%
Last.First@renewz.com	Doe.John@renewz.com	13%
FirstL@renewz.com	JohnD@renewz.com	10%
Last.F@renewz.com	Doe.J@renewz.com	9%

Frequently Asked Questions

What does iSun do?

iSun was founded in 1972 and operates in the Renewable Energy Semiconductor Manufacturing industry, alongside similar companies like Sunnova Energy, Sunpower and Enphase Energy. You can visit isunenergy.com. Explore iSun's company overview page for more information.

What is iSun's email address format?

iSun's email format typically follows the pattern of First@isunenergy.com; this email format is used 55% of the time. Other contacts within LeadIQ's database had email formats such as FLast@isunenergy.com and Last@isunenergy.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does iSun have currently?

iSun has approximately 201 employees as of July 2026. Key team members to contact include Independent Board Member: A. M., Warehouse Manager: M. T. and Project Manager Solar: S. Y. For more team information and contact data, explore iSun's employee directory with LeadIQ.

iSun Email Format

Q: What is iSun's email address format?

iSun's email format typically follows the pattern of ${fn}. Other email formats include ${fi}${ln} and ${ln}.

Renewable Energy Semiconductor ManufacturingVermont, United States201-500 Employees

iSun is a mid-sized company based in Williston, Vermont, operating in the renewable energy semiconductor manufacturing sector. It traces its roots to 1972 and has worked as an electrical contractor for Fortune 500 companies, delivering projects that range from clean rooms and fiber optic installations to flight simulators and solar systems totaling more than 400 megawatts. The company provides a broad suite of solar services across residential, commercial, industrial and municipal markets, and offers solar-powered electric vehicle charging solutions for both grid-tied and battery-backed solar EV systems. 

Its customer base spans residential to utility-scale projects, with a focus on accelerating the adoption of electrification technologies and solar energy. In March 2024, iSun appointed Robert J. Zulkoski as Chief Executive Officer, marking a leadership transition as the company continues its growth-focused activities.

Most Common Email Formats at iSun

@isunenergy.com

@renewz.com

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Frequently Asked Questions

What does iSun do?

What is iSun's email address format?

How many employees does iSun have currently?

iSun Email Format

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Most Common Email Formats at iSun

@isunenergy.com

@renewz.com

Need a specific person's email?

Frequently Asked Questions

What does iSun do?

What is iSun's email address format?

How many employees does iSun have currently?

iSun Email Format

Ready to create more pipeline?

Everything for prospecting,in one platform.

What you can expect from LeadIQ:

Ready to create more pipeline?

Everything for prospecting,
in one platform.