Run a free full auditRoss Marine is a boat repair shop in Johns Island, SC, located at 2676 Swygert Blvd. The facility serves the yachting community along the Intracoastal Waterway just south of Charleston, specializing in comprehensive vessel care for motor vessels and sailing yachts. Services include complete outboard service for Yamaha, Suzuki, and Mercury engines, diesel engine maintenance, electrical work, carpentry, painting, mast and rigging service, and stabilizer repairs. The business maintains an on-site inventory of authentic boat parts and supplies to ensure rapid turnaround times and the use of manufacturer-approved components. Ross Marine holds a rating of 4.50 based on 61 reviews.
Ross Marine has operated for over 65 years, starting business in Charleston in 1956. For 50 years, including 36 years under a Master Ship Repair contract with the US Navy, the family-owned business has maintained a strong reputation for quality. The third generation now manages operations, continuing the tradition of employing a complete, trained crew. The facility can haul out large yachts up to 75 feet and uses a proprietary crane and boom system to safely remove small and large diesel engines. The team handles all phases of yacht and boat repair, including engine alignment, running shaft replacement, prop tuning, strut and rudder repairs, and HVAC system service.
The shop is a Platinum Mercury Service Dealer, certified for all Mercury engines, including the 600hp V12, and is the only waterfront dealer in the area. Technicians also service Northern Lights, Onan, Westerbeke, and all other makes and models of generators, with rewinding available. As an authorized Fischer Panda dealer, Ross Marine provides installation and repair for these units. The coatings division applies Alexseal, AwlGrip, AwlCraft, and Imron paints, and the shop performs over 350 bottom paints per year using gel-stripping for osmotic blister jobs and media blasting for paint buildup. Additional services include 1-5 step compounding and waxing, metal polishing, teak cleaning, and AC/DC electrical rewires.
Ross Marine is known for a solid reputation among the customers it has served and a steady record of repeat and referred customers. The business has generated strong repeat business for 50 years, supported by a philosophy of providing superior service without cutting corners. This approach has built a customer base that values the shop’s expertise and long-standing presence in the Charleston area.
Ross Marine combines decades of family-owned operation with certified technical expertise to provide reliable boat repair and maintenance for vessels in Johns Island and the surrounding Charleston region.
BizScoreAI awards Ross Marine a Technical score of 87 out of 100, ensuring the website is sound and secure so search engines can index it without errors. The business also achieves a Discoverability score of 75 out of 100, confirming that AI crawlers can access every page, which allows AI assistants to recommend the shop.
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BizScoreAI scanned the website rossmarine.com on June 13, 2026. Ross Marine has a BizScore of 55 out of 100. The website audit behind the SEO score ran on October 26, 2026.
AI visibility scan by category: AI Discovery 10 of 25 points, Structured Data 0 of 25 points, Content Readiness 8 of 30 points, AI Trust Signals 14 of 20 points.
Website audit sub-scores (out of 100): On-Page 85, Technical 85, Performance 72, Content 50.
Strengths: 5 checks passed. AI Crawler Access, AI Content Blocking, Meta Description, About/Team Page, XML Sitemap.
Areas to improve: 5 checks. llms.txt (failed), Structured Data (failed), Q&A Content (failed), AI-Parseable Headings (warning), Author Signals (warning).
Browse: Businesses in Johns Island, SC · Boat Repair Shop in SC · Businesses in SC
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