Petry Engineering, LLC offers a plethora of civil engineering services to fill the needs of our public and private sector clients. Our staff offers extensive experience in the evaluation of properties for potential develoment, evaluation of roadways and utilities for repair, park and recreational facility improvements, State and County permitting, and Expert Witness services. The following is a partial listing of services our team can provide to help you see your project through to a successful end:

Municipal Services

  • Roadway Evaluation & Design
  • Sanitary Sewer & Water Improvements
  • Parks & Recreational Facilities
  • Evaluation of Underutilized Land
  • NJDEP & Green Acres Permitting
  • Construction Administration Services
  • Planning/Zoning Board Support
  • Parking Studies
  • Litigation Support 

Private Sector Services

  • Site Evaluation/Feasibility Studies
  • Redevelopment Planning
  • Site Plan Preparation
  • Major/Minor Subdivision Preparation
  • Utility Improvements
  • NJDEP Permitting
  • NJDOT Access Permits
  • Grading Plot Plans/Tree Removal Plans
  • Expert Witness/Litigation Support



The structural division of Petry Engineering provides services for an array of municipal, commercial, and residential clients. We are responsible for structural steel and concrete designs, timber framing, and specialty design items during construction. Furthermore, we undertake value engineering projects for contractors that include significant structural modifications. We also provide evaluations of existing structures to ensure structural integrity while major renovations are being conducted. Our team takes pride in delivering complete engineering services, including: 

  • Structural Inspections
  • Load Rating Determinations
  • Timber Framing Design
  • Structural Steel Design
  • Reinforced Concrete Design
  • Retaining Walls
  • Temporary Support of Construction
  • Value Engineering
  • Construction Period Services
  • Structural Analysis and Drawing Preparation





Petry Engineering, LLC, provides a wide range of environmental services associated with the requirements of the NJDEP Freshwater Wetlands and Flood Hazard Area regulatory programs. We  perform delineations and surveys of freshwater wetlands and open waters for the properties of private and public sector clients throughout nothern New Jersey including the NJ Highlands Area. We continue our involvement with the development and redevelopment of these properties through the preparation of permit applications to support the project through completion. Our planning and design approach is to avoid, or minimize, adverse impacts to environmentally sensitive wetlands and surface water resources in order to expedite regulatory agency review during the permitting phase. Some services we provide are:

  • Preparation of Freshwater Wetlands Letters of Interpretation
  • General and Individual Permit Applications
  • Riparian Zone Surveys and Evaluations
  • Environmental Reports
  • Riparian Zone Mitigation and Restoration Plans
  • Flood Hazard Area Permits
  • Wetland Delineations