Citrine LLC is a small, certified HUBZone firm specializing in professional engineering design, construction administration, and commissioning services. Our company offers a wide variety of services including detailed design, owner's engineering, construction consulting, feasibility studies, cost estimating, commissioning services, project management, and technical project teaming support. The majority of our staff are licensed professional engineers across various states. Citrine provides superior client service to Government and Commercial clients. Citrine holds GSA Multiple Award Schedule number 47QRAA19D008Z.