DeMarr Engineering, PLLC
Land Surveying & Civil Engineering to Capture and Design Reality
About the firm
DeMarr Engineering, PLLC is a civil engineering and land surveying firm based in Arlington, Virginia, specializing in land development for property owners and developers in Northern Virginia and Washington DC. It offers civil engineering site plans, topographic and boundary land surveying (including LiDAR and drone UAS operations), stormwater management design, feasibility studies, permit expediting, and construction administration services. DeMarr has a parent site contracting company, positioning it as a design-build land development firm. It serves residential (new homes and additions), commercial, and mixed-use clients primarily across Arlington County, Fairfax County, Loudoun County, and Washington DC.
- Team
- Micro
- Firm type
- Civil Engineering · Land Surveying · Design-Build
People
Blake D. DeMarrManaging Member
Jake A. KirkwoodAssociate
Capabilities
Civil Engineering Site Plans
Service websiteComplete site plan services for land development projects including schematic design, design development, construction documents, stormwater management design (infiltration trenches, planter boxes, detention tanks, raingardens, permeable pavers), and comment response through city/county approval.
- Feasibility Study / Pre-Design Phase
- Schematic Design (SD)
- Design Development (DD)
- Construction Documents (CD)
- Stormwater Management Design
Land Surveying
Service websiteExisting conditions surveys, topographic surveys, boundary surveys, LiDAR data acquisition and processing, and UAS (drone) operations for property measurement and documentation.
- Topographic Survey
- Existing Conditions Survey
- LiDAR Data Acquisition and Processing
- Unmanned Aircraft System (UAS) Operations
Permit Expediting
Service websiteLand disturbance and stormwater permit acquisition including application paperwork, Conservation and SWM Maintenance Agreements, and VDOT Entrance Permit Applications across Northern Virginia and Washington DC jurisdictions.
Construction Administration and Stakeout Surveying
Service websiteConstruction administration consulting, construction stakeout surveying (limits of disturbance stakeout, house stakeout for excavation, brick points stakeout), and as-built surveying services for civil engineering site plan clients in Fairfax County, Arlington County, and Loudoun County.
- Construction Stakeout Surveying
- Construction As-Built Surveying
Feasibility and Land Use Consulting
Service websitePre-design feasibility studies to assess buildability, zoning setbacks, land use restrictions, lot subdivision potential, and environmental constraints before committing to full survey and site plan phases.
Project Cost Estimating
Service websiteSite plan project cost estimating including phase budgets and transparent billing support.
Industries
Residential · Commercial · Land Development · Mixed-Use
Projects
No projects listed yet.