Municipal engineering
Improving Infrastructure with Innovation and Sustainability
Read MoreLandscape Architects & Planners, Inc. acquisition expands SD's service offerings and fortifies presence in green infrastructure industry.
Press ReleaseOur team approach is based on experience, executed with innovation, and delivered with integrity.
Learn MoreSpalding DeDecker employee-owners support the communities where we work, live, and play. Annually, we support charities like LifeRemodeled where our employees enjoy a day of volunteering for the organization.
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