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Custom Homes: Image

Custom Homes

Charles P. Johnson & Associates, Inc. provides custom home services for custom homes builders, architects and homeowners throughout the Washington DC metropolitan area. Our award-winning team of designers, landscape architects, surveyors, and engineers work with builders and architects to provide a one-stop shop of turn-key services for additions, renovations, and tear down/rebuilds. We have streamlined the traditional long permitting process into a systematic, yet detailed, service that is fast, accurate, and flexible to the needs of your project.



  • Boundary Surveys

  • Easement Preparation 

  • Final Surveys 

  • House Location Surveys 

  • Property Line Stakeout 

  • Record Plats of Subdivision 

  • Stakeout for Construction  

  • Topographic Surveys 

  • Tree Surveys

  • As-Builts

  • Utility Stakeout

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  • Best Management Practices

  • Design 

  • Bioretention Design 

  • Drainage Outfall Analysis 

  • Feasibility Studies 

  • Floodplain Analysis 

  • Sediment Control Plans 

  • Stormwater Management Plans

  • Construction Management and Inspection

  • Construction Plans and Specifications

  • Grading Plans

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  • Critical Area Evaluations

  • Forest Conservation Plans

  • Grading Studies

  • House Siting Studies

  • Lot Feasibilities

  • Lot Grading Plans

  • Lot Subdivision

  • Septic Plans

  • Site Plans

  • Site Selection Analyses

  • Tree Preservation Plans 

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Landscape Architecture

  • 3D Modeling

  • Design Build Services

  • Entry Design

  • Hardscape Design

  • Outdoor Living Areas

  • Patios & Decks

  • Planting Plans

  • Pool & Spa Design

  • Pool House & Pergola Design

  • Presentation Graphics

  • Water & Fire Feature Design 

Custom Homes: Services

Build Your Future with Us!

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Custom Homes: Contact
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