top of page

CIVIL · STRUCTURAL · CONSTRUCTION

 

Engineering that
keeps projects

moving.

 

Civil and structural engineering, construction management, and BIM services. Technical expertise with a practical understanding of how projects get built.

Sean Thornton, P.E., DBIA
Professional Engineer · New York, New Jersey & Delaware

architecture.webp

PRECISION IN DESIGN.
PERSPECTIVE IN THE FIELD.

OUR EXPERTISE

 

From the first concept
to the work in the field.

Focused engineering and construction support for owners, architects, contractors, and project teams.

Engineering Plans

01 / ENGINEERING

​

​

Civil & Structural Engineering

​

Structural design, inspections, building evaluations, and code compliance for new construction and existing buildings.

​

Explore engineering services →

Silhouette engineer in safety protective

02 / PROJECT DELIVERY

​

Construction Management

 

Project planning, CPM scheduling, cost controls, and change-order analysis to help teams make informed decisions.

​

Explore construction management →

BIM.jpg

03 / DIGITAL COORDINATION

​

BIM & CAD
Services

 

Coordinated models, clash detection, 4D simulations, and clear drawing documentation from design through as-builts.

​

Explore BIM & CAD services →

SERVICES

CREDENTIALS & LICENSURE

 

Professional credentials.
Personal accountability.

 

Led by Sean Thornton, SP Thornton Engineering brings professional engineering licensure and design-build knowledge to the conversations that shape your project.

 

Sean Thornton, P.E., DBIA
Owner · SP Thornton Engineering, PLLC

DBIA

Designated Design-Build Professional®
Design-Build Institute of America

 

PROFESSIONAL ENGINEER

New York · New Jersey · Delaware

 

Credentials and state licenses held by Sean Thornton.

bradley-barracks.webp

SELECTED PROJECT

​

Engineering in practice.

​

Bradley Barracks Renovation & Modernization

 

WEST POINT, NEW YORK · 2020

 

Structural inspection, analysis, and reporting for the existing barracks, supporting Phase I demolition planning.

 

• Existing structure assessment
• Demolition equipment loading
• Sequence of operations and logistics

 

Explore the project →

ABOUT

THE SPT PERSPECTIVE

 

An engineer’s precision.
A builder’s perspective.

Good engineering considers what happens beyond the drawing. Our background in engineering consulting, general contracting, and construction management informs a practical approach to design, coordination, and delivery.

 

We start with your project’s needs, define the scope clearly, and bring close attention to the details that matter in the field.

 

Meet the experience behind SPT →

01

​Understand the project

​Establish the objectives, existing conditions, and constraints that guide the work.

02​

Connect the disciplines​

Consider design, construction, scheduling, and coordination together.

03

​Make the details clear

​Communicate the analysis, documentation, and next steps your team needs.

CONTACT

START A CONVERSATION

​

Tell us what
you’re building.

 

Have a project, an engineering question, or a coordination challenge? Share a few details and let’s discuss the right scope of support.

 

sean@sptengineering.com

 

Based in New York, NY
Professional Engineer · NY · NJ · DE

Thanks for submitting!

© 2026 by SP Thornton Engineering, PLLC

  • Facebook
bottom of page