What areas does Green Island Landscaping Inc. serve?

Green Island Landscaping Inc. services the Smithtown, NY area and the surrounding regions.

Is Green Island Landscaping Inc. licensed and insured?

Yes, Green Island Landscaping Inc. is fully licensed and insured. Their license number is HI-

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Green Island Landscaping

Q: What services does Green Island Landscaping Inc. offer?

Green Island Landscaping Inc. is a full-service landscape design, build, and maintenance company. They offer a variety of services, including residential and commercial property maintenance, seasonal clean-ups, landscape design, sod installations, lawn fertilization, mulch installations, lawn aeration, holiday lighting, and snow removal.

$1.6M revenue • 8 employees

Last Updated May 22, 2026

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Company Overview

Company Name

Green Island Landscaping

Website

greenislandlandscapinginc.com

Phone

(631) 449-1817

Approx. Annual Revenue

$1.6M

Employees

Established

2021

Google Reviews

4.9 (58 reviews)

Google Business Category

Landscaper

About Green Island Landscaping

Green Island Landscaping Inc is a full-service landscape design, build, and maintenance company serving the Smithtown, NY area. The company offers a wide range of services, including residential and commercial property maintenance, seasonal clean-ups, sod installations, lawn fertilization, and snow removal. With a team of experienced professionals and a commitment to quality, Green Island Landscaping provides its clients with personalized solutions to meet their landscaping needs.

Business Profile

Read from the Green Island Landscaping website on Oct 13, 2026. Hover an item to see the exact wording it came from.

How Green Island Landscaping works

Free estimatesⓘ

Licenses, certifications & awards

Licensed and InsuredLicensed Insured

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2026; Includes reviews and contact form

Recent changes

What changed on the Green Island Landscaping website and Google listing, as detected by Coldlytics on each visit.

Oct 13, 2026
Google rating went from 4.8 to 4.9

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Frequently Asked Questions about Green Island Landscaping

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Technologies Used

Social Profiles

Key Decision Makers

Justin Serrentin Owner

Justin Serrentino Owner