Run a free full auditLandmark Construction Company, Inc. is an earth works company in Charleston, SC. The firm operates as a full-service heavy civil construction contractor, handling complex, large-scale projects from the ground up. It serves clients in Charleston, North Charleston, and Blythewood, SC, with offices located on North Park Blvd, Associate Dr, and North Point Blvd. The company provides sitework construction, civil construction, and removal and disposal of unsuitable or excess soils. Its capabilities include cement stabilization for building pads, soil improvement, and general site preparation. Landmark Construction has been operating for nearly six decades, maintaining a presence in the region for that duration.
The company employs advanced technology to execute its work, including Global Positioning System software, HCSS HeavyBid, Trimble Business Center, AutoCAD, Primavera P6, and Bluebeam. The estimating process involves a dual-review system where at least two estimators scrutinize every project, often mentoring newer team members. The team builds 3D models to visualize and refine plans, working closely with engineers and owners to improve site constructability and control costs. This collaborative approach extends to the field, where estimators engage directly with foremen on complex projects. The company maintains strong relationships with vendors and subcontractors, negotiating effectively to bring the right expertise to each job.
Landmark Construction emphasizes safety as a fundamental way of life, integrating protection practices into daily actions. The firm offers comprehensive benefits, including medical, dental, vision, and 401(k) plans, available to all employees, including field staff, from the first full month of employment. Field personnel receive a guaranteed 32 hours of work per week during rain weeks, ensuring stable income regardless of weather conditions. The company prioritizes internal promotion, with an average employee tenure exceeding 10 years. Staff have access to advanced training, including hands-on experience with GPS technology for operators and professional development for salaried employees.
The business holds a rating based on customer reviews, reflecting its standing in the local market. Its longevity and consistent service across multiple SC locations demonstrate its established presence in the heavy civil construction sector.
Landmark Construction Company, Inc. combines nearly six decades of experience with modern technology to deliver reliable earth works and civil construction services throughout Charleston and the surrounding areas.
Located on North Park Blvd in Charleston, SC, the business is situated about 0.1 miles from MEDcare Urgent Care and Otranto Plaza, and roughly 0.2 miles from the Otranto neighborhood.
BizScoreAI awards Landmark Construction Company a Technical score of 90 out of 100, ensuring the website is secure and readable by search engines for accurate indexing. The business also receives a Discoverability score of 75 out of 100, confirming that AI crawlers can access every page, which allows AI assistants to recommend the company to users.
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BizScoreAI scanned the website landmark-sc.com on May 4, 2026. Landmark Construction Company, Inc. | SC. Civil, Site, & Utility Contractor has a BizScore of 58 out of 100. The website audit behind the SEO score ran on October 22, 2026.
AI visibility scan by category: AI Discovery 10 of 25 points, Structured Data 8 of 25 points, Content Readiness 12 of 30 points, AI Trust Signals 12 of 20 points.
Website audit sub-scores (out of 100): On-Page 70, Technical 86, Performance 73, Content 33.
Strengths: 6 checks passed. AI Crawler Access, AI Content Blocking, Organization Schema, AI-Parseable Headings, About/Team Page, XML Sitemap.
Areas to improve: 6 checks. llms.txt (failed), FAQPage Schema (failed), Q&A Content (failed), Speakable Schema (warning), Meta Description (warning), Author Signals (warning).
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