Site Improvement Associates, Inc. (SIA) is a Small, Woman, Minority, firm certified (SWaM #672685) in the Commonwealth of Virginia as a civil engineering, land surveying, and site construction firm. We are headquartered in the Greenbrier area of Chesapeake and have a satellite office in Portsmouth, Virginia. SIA has been in business serving the Hampton Roads community for over 20 years. With over 20 staff members at various levels of professional, technical, administrative, and field experience, SIA has the capability to handle projects of nearly any size, type, and level of complexity.

With our combination of land surveying, professional design and construction experience under one roof, we provide a unique skill set unavailable from any other firm in this area. We have, as part of our staff, professional land surveyors, professional designers, and contractors who regularly survey, design, and install infrastructure. As a land surveying, civil engineering, and construction firm, we are in a unique position to utilize construction feedback from our in-house construction team. Having construction managers and those who actually install improvements right here in our office affords us the opportunity to develop the best and most cost-effective solutions possible.


SIA is licensed in the Commonwealth of Virginia as a professional engineering, land surveying, and construction firm. Our engineers use AutoCAD Civil 3D software and we have state of the art computer workstations which are connected to a remotely accessible local area network (LAN). The following are a small part of the services we offer: CIVIL ENGINEERING: Residential/Commercial Site Plans, Drainage Design, Hydrology Design, BMP Design, Roadway Design, Parking Lot Design, Pumping Station Design, Sanitary Sewer System Design, Water System and Fire Supply System Design. PERMITTING: Rezoning Permit, Conditional Use Permit, Virginia Stormwater Management Permit (VSMP), Virginia Pollutant Discharge Elimination Permit (VPDES), Virginia Department of Health (VHD). LAND SURVEYING: Boundary Surveys, Topographic Surveys, Hydrographic and Physical Surveys, Wetland Delineation Survey, Photogrammetric Control, Global Positioning System (GPS) AutoCAD (.dwg) Based, Bentley (.dgn) Compatible.

Our goal is to provide quality engineering, surveying, planning, site construction, and construction management expertise for our valued clients. Complete attention is placed on all major elements of a project. 


  • Claude F. Lym, P.E. – 32 years experience
  • Issam H. Baraki, P.E. – 30 years experience
  • Robert W. Sawyer, P.E., L.S. – 20 years experience
  • Coleen H. Sisk, PE - 20 years experience
  • Jenna N. Sollner, PE - 4 years experience
  • Rick Scarper - Environmental Planner 
  • Five (5) engineers
  • One (1) Licensed Land Surveyors
  • One (1) Construction Managers
  • Three (3) Field Superintendents
  • Two (2) full-time survey crews w/ GPS, Automated Data Collection
  • Dedicated and Skilled Support Staff


  • Land Planning
  • Civil Engineering
  • Drainage & Traffic
  • Project Permitting
  • Land Surveying
  • Class A General Contractor


  • Construction Management
  • Strip Shopping Centers
  • Self Storage Facilities (Single & Multi-Story)
  • Veterinary Spa and Animal Kennel
  • Single Family & Multi-Family
  • Civil Construction & Site Development
  • Subdivision
  • Shopping Center
  • Commercial
  • Athletic Field’s
  • Hospital’s
  • Schools
  • Nursing Homes
  • Churches
  • Golf Courses


SIA has long-standing relationships with other professional service firms in the area with whom we work closely as needed for any project. As a small business ourselves we understand the teamwork required to meet project needs. The firms with whom we have shared project experience include, but are not limited to, the following:

  • Aquarius Engineering – Large Basin Drainage Analysis – Woman Owned
  • Environmental Testing Services – Geotechnical – Small Business
  • Bay Environmental – Wetland Delineation and Environmental Services
  • Bryant Goodloe, P.E. – Traffic Studies and Signal Design – Small Business