Engineering Design


Twenty First Century Engineering’s dedicated staff of engineers has provided innovative design services to diverse a clientele since 1989. The firm has designed and engineered a multitude of projects, large and small, for commercial, industrial, governmental and residential properties.

The company holds dual licenses in engineering and general contracting which means an expedited, turn-key process for clients – from initial design, permitting and inspection, to actual construction.


Since 1989, Twenty First Century Engineering has provided comprehensive solutions for a wide arrange of civil engineering projects including: utility, highway, site planning and on-site treatment facilities.

In addition, our firm has a successful track record of delivering diverse projects including:roads, bridges, and parking structures.

  • Concurrency Management
  • Construction Observation
  • Development of Regional Impact (DRI) Applications
  • Environmental Audits
  • Expert Witness Testimony
  • Flood Plan Studies
  • Highways, Roads and Streets
  • Land Development FeasibilityStudies
  • Land Use Permitting
  • Master Plan Development
  • Parking Facilities
  • Paving, Grading, Drainage Plans
  • Peer Review
  • Pollution Control Studies
  • Site Planning and Design
  • Storm Water Management
  • Traffic Impact Analysis
  • Vehicle Accident Investigations
  • Wastewater Treatment and Disposal
  • Water Resources and HydrologyReport
  • Water Supply, Treatment, Storage and Distribution


Twenty First Century Engineering’s professionals possess a broad skill-set and over 120 years of experience in structural engineering. The firm works side by sidewith local architects, interior designers, planners and contractors in creating cost effective design solutions for commercial, industrial, historical and residential properties. Services include:

  • Building Code Upgrade
  • Building Condition Survey
  • Comparative Structural System Evaluation
  • Conceptual Design
  • Construction Documentation Specifications
  • Due Diligence
  • Expert Witness Testimony
  • Facility Expansion
  • Failure Analysis and Evaluations
  • Feasibility Studies
  • Finite Element Analysis
  • Floor Reinforcement
  • New Construction
  • Peer Review
  • Preliminary Cost-Benefit Analysis
  • Quality Control
  • Special Inspections
  • Structural Evaluation Rehabilitation
  • Tenant Remodel

Mechanical, Electrical and Plumbing (MEP)

Twenty First Century Engineering provides Mechanical, Electrical, and Plumbing (MEP) services for its diverse client roster. Company professionals are highly-experienced in the design of systems of new construction, as well as retrofit of existing structures.

The firm utilizes state-of-the-art tools, including AutoCAD and Bidding Information Modeling (BIM) in the design of smart and efficient MEP systems. Services include:

  • Code Review
  • Control System
  • Direct Digital Controls, i.e. Smart Home Security System Design
  • Electrical
  • Energy Audits
  • Expert Witness Testimony
  • Facility Assessments
  • Fan System and Industrial Ventilation
  • Feasibility Studies
  • Fire Alarm System Layout
  • Heat Recovery
  • HVAC Design
  • Indoor Air Quality Design
  • Inspections
  • Life-Cycle Cost Analysis
  • Lighting
  • Noise Abatement
  • Peer Review
  • Piping Analysis
  • Plumbing System Design, Analysis and Leak Detection
  • Power System
  • Restoration and Retrofit
  • Short-Circuit Load and System Analysis
  • Storm Water System
  • Temperature Control System