C.J. Miller LLC

ConstructionMaryland, United States51-200 Employees

Based in Hampstead, Maryland, C.J. Miller LLC is a full-service site development contractor with roots extending back to 1959. The company delivers a broad range of site preparation and infrastructure services, including excavation, grading, land clearing, utility work, paving, curb and gutter, hydro-seeding, and soil cement modification, and it operates two Maryland asphalt plants in Finksburg and Woodsboro. As a family-run business, it maintains a sizable equipment fleet and is a major employer in Carroll County, reflecting its scale in regional construction activity.

It serves a diverse mix of projects, from highways and other public infrastructure to driveways and private development, addressing the needs of both public and private sector customers in Maryland. In the regional construction landscape, the firm is positioned as a longstanding site development specialist with in-house paving capabilities through its asphalt plants. A 2019 note indicates the company expanded its workforce, underscoring ongoing activity and capacity to handle a range of projects.

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