Welcome to...

Structural Design Services, PLLC

Structural Engineering Consulting Services


...Structural Design for a Lifetime...








Established in June 2004, Structural Design Services, PLLC provides structural engineering consulting services for a wide range of projects including:  residential, commercial, and government projects, schools, churches and building evaluations.

Structural Design Services, PLLC is owned by Robin Helsing Simmons, PE. and is located in Harrisonburg, Virginia.  The company has a SWaM certification as a woman-owned business and is registered with eVA, the web-based purchasing system used by the Commonwealth of Virginia government.

Gallaudet University Hall Memorial Building - Washington, DC

Ms. Simmons has over 24 years of extensive experience in the design of steel, concrete, masonry, aluminum and wood structures.  Ms. Simmons is a professionally registered engineer in the Commonwealth of Virginia, State of Maryland and the District of Columbia.
Structural Design Services places primary emphasis on providing complete and properly engineered construction documents.  We endeavor to provide documents that are accurate to ensure a successful permit and construction phase.  We strive to provide prompt attention to our clients’ needs and customizing our services to meet those needs.
Our services include:
  • Design and analysis of new buildings and the renovation, restoration and repair of existing buildings for the residential, commercial and government markets.
  • Schematic and Design Development Drawings
  • Construction Drawings and Specifications
  • Construction Administration Services including shop drawing review, site visits and consultations with contractors.
  • Computer Aided Drafting
  • Meetings and Site Visits

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