Spalding DeDecker
Solutions That
Shape Communities
Spalding DeDecker combines engineering, surveying, landscape planning, and planning expertise to transform big ideas into lasting impact.
About Us
Get to Know Spalding DeDecker
We are a trusted, employee-owned firm delivering practical, sustainable infrastructure through a wide range of services that include engineering, surveying, planning, and landscape architecture. We solve complex challenges with wisdom, imagination, and a fresh perspective to transform big ideas into lasting impact, strengthening communities.
Learn More About Us
Our Expertise
Multi-Disciplinary Expertise You Can Trust
Our team integrates diverse services to bring your vision to life.
Community Planning
Collaborative and inclusive planning services that create policies, places, and partnerships for thriving communities.
Construction Engineering
Reliable and responsive construction engineering services that ensure quality, safety, and success on-site.
Environmental Engineering
Sustainable engineering solutions that safeguard the environment while enhancing community resilience.
Land Development
Comprehensive land development services that balance innovation, functionality, and long-term value for thriving communities.
Landscape Architecture
Sustainable and thoughtful landscape architecture services that blend nature, design, and community character.
Municipal Engineering
Delivering thoughtful infrastructure and engineering solutions to foster resilient, connected communities.
Surveying & Mapping
Precise surveying and mapping services that lay the foundation for accurate design, development, and decision-making.
Traffic Engineering
Data-driven solutions that improve safety, reduce congestion, and enhance mobility for all users.
Transportation Engineering
Delivering smart, efficient solutions for roadways, intersections, and multimodal networks.
Company Stats
By the Numbers: Our Impact
Decades of experience, nationwide projects, and trusted partnerships showcase our commitment to excellence and community.
The year it all began
Six strategically located offices
Employees and Growing
Projects
Our Featured Projects
Discover how we bring innovation and expertise to every community we serve.
Sterling Heights Parking Study
Spalding DeDecker partnered with the City of Sterling Heights to modernize outdated parking regulations through a comprehensive, city-wide parking study....
Pontiac Parks Master Planning
Teaming with the City of Pontiac, the Spalding DeDecker (SD) team was tasked with creating comprehensive design upgrades for ten...
Walled Lake Consolidated School District
Spalding DeDecker (SD) has served as the trusted civil engineering and surveying partner for Walled Lake Consolidated Schools since 1989,...
Advance Your Career With Purpose
At Spalding DeDecker, you will collaborate on meaningful projects, grow your expertise, and help build stronger, safer communities. Explore career opportunities where your work truly matters.
