Run a free full auditGiannini Landscaping is a landscaping company in Lindenhurst, NY, located at 164 Ocean Ave. The business provides full-service landscape design, lawn maintenance, property maintenance, and hardscapes to customers on the South Shore of Suffolk County. Mitchell Giannini founded the company in the spring of 1977, starting as a home-grown operation from the Giannini family home while attending Farmingdale College to obtain an Associate's Degree in Horticulture. He began by cutting neighbors' lawns before the business relocated to 164 Ocean Avenue in 2001. The company operates a fleet of over forty trucks with uniformed employees. In 2019, Michael Kaplan, who served as operations manager for over fifteen years, became the owner. Most of the staff are veterans of the company. Giannini Landscaping also operates Holiday Lighting by Giannini, which functions as a holiday lighting installer and wholesale distributor in NY. The Lindenhurst location houses the office staff, the fleet, and a holiday lighting showroom next door for client access to materials. The business holds a rating of 3.90 based on 164 reviews.
Giannini Landscaping maintains an established track record built on a large base of customer reviews. The volume of feedback reflects the company's long history in the area and its consistent service delivery across landscape design, maintenance, and seasonal lighting projects.
With decades of experience serving the South Shore, Giannini Landscaping combines its extensive operational history with a broad range of professional landscaping and holiday lighting services for residents in Lindenhurst.
The business sits on Ocean Avenue near the intersection with Straight Path and West Sunrise Highway, which are both about a tenth of a mile away. It is located roughly a third of a mile from Suffolk County Basin and half a mile from Zahn's Park.
BizScoreAI gives the website a Technical score of 82 out of 100, which means the site is secure and structured so search engines can read it without errors. The Authority score is 75 out of 100, showing who is behind the business to build trust for AI assistants and search engines when making recommendations.
BizScoreAI scanned the website gianninilandscaping.com on June 5, 2026. Giannini Landscaping has a BizScore of 48 out of 100.
AI visibility scan by category: AI Discovery 0 of 25 points, Structured Data 0 of 25 points, Content Readiness 10 of 30 points, AI Trust Signals 13 of 20 points.
Website audit sub-scores (out of 100): On-Page 61, Technical 82, Performance 78, Content 74.
Strengths: 3 checks passed. AI Content Blocking, About/Team Page, XML Sitemap.
Areas to improve: 6 checks. llms.txt (failed), Structured Data (failed), Q&A Content (warning), Weak Heading Structure (warning), Meta Description (warning), Author Signals (warning).
Browse: Businesses in Lindenhurst, NY · Landscaping in New York · Businesses in New York
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