Optimum Services, Inc. (OSI) is a leading provider of public and private sector land and construction services including earthwork and waterway creation, infrastructure and utility construction and roadway improvements.. OSI is also a national expert in disaster relief services including debris removal, demolition and reconstruction. OSI is a fully comprehensive site contractor providing clients with complete project management services. OSI's experience level allows us to also take on discrete construction packages within the larger package. In either case, OSI enables our clients to have the confidence that our work will be performed in strict conformance with their expectations. OSI’s professional staff and site teams have decades of experience in public and private site preparation projects and is a preferred partner for many of Florida’s top real estate developers, state and federal government offices and large construction partners.