• Civil Engineering
  • Municipal Engineering
  • Structural Engineering
  • Environmental Engineering
  • Mechanical/Electrical/Plumbing Engineering
  • Surveying
  • Planning
  • Construction Services


SDE is a full-service engineering, construction management, and consulting firm employing successful and motivated professionals. Originally founded in 1988, SDE was established on the principle of providing professional, practical, common-sense solutions to achieve our clients goals and objectives. We listen to your concerns, are attentive to your needs, and represent you in a professional and responsible manner. SDE will maintain and ensure that our services remain competitive and economically balanced with your goals and objectives.

With a philosophy of providing “Engineering Excellence”, our clients can expect our professionals to stay on the cutting edge of the latest innovations, technologies, regulations and ideas that are permeating through the industry. Our diverse staff is prepared to remain fully engaged with our clients, to make our clients part of the project team, and to make your project successful. Let SDE provide you with the knowledge experience, and resources required to ensure a successful project delivered on time and with the highest cost efficiency.