DeSimone Consulting Engineering

Bridging Science and Humanity

Website

About the firm

DeSimone is an independent structural engineering practice with global reach, headquartered in New York. In an industry shaped by consolidation, it has remained independent to deliver bespoke, highly personal solutions to a global clientele tackling complex structural challenges. Its practice spans aviation, commercial buildings, cultural and civic facilities, data centers, education, hospitality, healthcare, infrastructure, and residential sectors.

Team
Large
Firm type
Structural Engineering · Forensic Engineering

Credentials

LEED AP

People

Stephen DeSimoneChairman and CEO

Kelly HoulihanVertical Transportation Leader

Kurt SchieszerVertical Transportation Leader

Joelle NelsonForensic Principal

Peter VaccaroEngineer

Capabilities

Structural Design

Service website

Provides structural analysis and engineering solutions to recommend the shape, curve, equilibrium, and delivery of complex building structures.

  • Mass Timber Engineering

    Designs structural systems utilizing mass timber and heavy timber materials to achieve sustainability goals.

  • Wind and Vibration Engineering

    Analyzes and designs building responses to dynamic wind loads and structural vibrations.

  • Tilt-up Construction Design

    Provides engineering for load-bearing concrete panels cast on-site and tilted into place.

  • Sustainable and Resilient Design

    Integrates environmental sustainability and structural resiliency against extreme events.

Façade and Building Envelope

Service website

Delivers high-quality engineering and consulting services for complex cladding and building enclosure systems to optimize performance and aesthetic vision.

Restoration

Service website

Offers structural assessment, repair design, and construction phase support to rehabilitate and extend the life of existing structures.

  • Structural Assessment and Diagnostics

    Evaluates existing building conditions to identify deterioration, distress, or structural deficiencies.

  • Repair and Rehabilitation Design

    Develops engineering drawings and specifications to restore structural integrity and performance.

  • Restoration Construction Administration

    Provides construction-phase support and quality assurance during restoration activities.

Provides forensic investigations, failure analysis, and litigation support to resolve performance issues and structural failures.

Structural Detailing

Service website

Delivers detail-level drafting and steel coordination to translate engineering models into construction-ready fabrication documents.

  • Fabrication-Ready Modeling

    Generates highly detailed three-dimensional models suitable for direct use by fabricators.

  • Design Coordination for Steel

    Coordinates detailing of structural steel components to minimize field fitting issues.

Vertical Transportation

Service website

Specifies and plans elevator, escalator, and moving walk systems for new construction and modernization redevelopments.

  • Elevator System Specification

    Selects and specifies elevator and escalator systems tailored to building traffic patterns.

  • Elevator Modernization Consulting

    Evaluates and designs upgrades for aging elevator systems to improve safety and efficiency.

Fabricated Steel Procurement

Service website

Streamlines construction delivery by sourcing, coordinating, and delivering fabricated structural steel under a single contract.

  • Single Source Steel Delivery

    Coordinates and streamlines the procurement and delivery of fabricated structural steel.

Delivers technical advisory and strategic consulting to assist owners and developers in navigating complex structural and construction challenges.

Industries

Aviation · Transportation · Commercial · Arts & Culture · Data Centers · Education · Hospitality · Healthcare · Life Sciences · Infrastructure · Industrial · Residential

Projects

Terminal Warehouse

New York, NY · Commercial · 2025

Project details

Provides structural engineering for the historical Terminal Warehouse redevelopment, coordinating with COOKFOX Architects.

Hard Rock Las Vegas

Las Vegas, NV · Hospitality · 2026 · Client: Hard Rock Hotels

Project details

Delivered structural design and engineering support for the resort project, which topped out in 2026.