




Where certifications are required, services are supported in coordination with DMS’s affiliated sister company, LanDesign Engineering (LDE).
LanDesign Engineering holds the following business and supplier certifications supporting public-sector and infrastructure projects:
These certifications support participation in local, state, and federally funded infrastructure and transportation projects.
Where laboratory accreditations are required, testing services are performed through partnering accredited laboratories operating under applicable industry and agency standards, including:
Partner laboratories maintain current accreditations and approved testing scopes appropriate to the services provided.
Detailed certification documentation, accreditation certificates, and scopes of accreditation are available upon request or may be provided as part of project proposals and contract documentation.
Business certifications referenced on this page are held by LanDesign Engineering.
Laboratory accreditations are maintained by partnering accredited laboratories.
Design Mix Solutions (DMS) coordinates and delivers services through this model to support compliant, specification-driven project execution.
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