Grading & Excavation Services
Serving Harford County and Greater Baltimore
A Leading Grading & Excavation Contractor in Maryland
Site grading and excavation services are core components of the complete site packages we specialize in at Comer Construction. As a leading grading and excavation contractor in Maryland, Comer Construction employs experienced and qualified professionals to operate and manage our multi-million dollar fleet of state-of-the-art equipment to ensure your project is proactively managed in a safe and timely manner.
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Featured Grading & Excavation Projects
From urban infill sites to commercial development, Comer Construction’s grading and excavation crews have prepared the ground for projects of all sizes across Greater Baltimore.

Carolyn E. Fugett Intergenerational Center
Baltimore, MD
Comer Construction cleared and graded a 3.5-acre urban campus in West Baltimore, reshaping the terrain to accommodate new infrastructure, revised parking and circulation layouts, and updated access points on all sides of the building. Working in a dense neighborhood with rowhouses on multiple sides, our crews navigated the tight site using a mini excavator and precise grading equipment while keeping surrounding properties protected throughout.
Read more: Site Development for Intergenerational Center in West Baltimore

Sheetz Fountain Green Road
Bel Air, MD
Comer Construction cleared the land, removed vegetation and debris, and performed precise grading and excavation to establish a stable base, proper drainage, and a leveled footprint for the new Sheetz location on Fountain Green Road. Work also included road widening and access improvements to support traffic flow and safety at the site entrance.

GBMC - The Promise Project
Towson, MD
Comer Construction performed grading, material haul-off, and earthwork across two simultaneous jobs on the GBMC campus as part of the $166 million Promise Project — the Louis and Phyllis Friedman Building and the Sandra R. Berman Cancer Pavilion. Work required precise coordination on an active hospital campus where patient access had to be maintained throughout construction.
Read more: Grading and Stormwater Management for Major Maryland Hospital
Grading & Excavation Services in Maryland
Rough Grading
Our skilled team specializes in rough grading, providing the initial shaping and leveling of land for construction or landscaping purposes. Comer Construction utilizes heavy machinery and precise techniques to prepare sites for further development and create a solid foundation.
Mass Excavation
As a premier Maryland excavation contractor, Comer Construction is equipped for large-scale excavation in Maryland, efficiently handling projects such as site preparation, construction, and utility installations. Our team safely removes significant volumes of earth, ensuring your site is ready for the next phase.
Sediment Control
With our sediment control services, we prioritize the prevention of soil erosion and the management of sediment during excavation projects. We implement effective measures to contain and manage sediment, ensuring compliance with environmental regulations and maintaining a clean worksite.
Stormwater Management
Our grading and excavation services include expert stormwater management solutions. Comer Construction employs advanced techniques to control and redirect stormwater runoff, minimize erosion and protecting property from potential damage.
Fine Grading
Our fine grading services focus on the meticulous and precise finishing touches to your land. We employ state-of-the-art equipment to achieve a smooth and even surface, ensuring proper drainage, optimal aesthetics, and readiness for subsequent construction or landscaping work.
Import and Export Fill Dirt
Our grading and excavation services include the import and export of fill dirt to meet your specific project needs. Whether you require additional soil for leveling or need excess material removed from your site, we can handle the transportation and placement efficiently.
Stabilization
We offer stabilization services that reinforce the stability of your land, preventing erosion and preserving its integrity. Using erosion control techniques and structural support systems, we ensure that your property remains secure and sustainable in the face of natural forces.
Land Clearing & Tree Removal
As experienced clearing and grubbing contractors, we provide comprehensive land clearing services, including professional tree removal. Whether for selective clearing or full site preparation, we handle debris removal efficiently to prepare your site for development.





