Tuason Designs work ranges from the Architectural and Engineering of Individual Buildings to on-call solutions for variety of projects. The firm has conceived, designed and built projects that include residential developments, commercial spaces and establishments, school facilities, entertainment facilities, recreational and sports facilities and hospital institutions. Architectural services include: site and building evaluations, feasibility studies, facilities programming and planning, conceptual design, architectural design, construction administration, post occupancy evaluation and specifications.

Tuason Designs was founded by a civil engineering on the principle that buildings combine on efficiency in form and structure that will serve human needs while uplifting the spirit. Structural engineering services include: structural systems design, long span system design, high rise structure system, structural performance criteria development and load calculation for engineering, structural seismic analysis and engineering design, foundation design, blast analysis,  structural specifications of renovation, modernizing and enhancing historic structures. Civil Engineering Design includes: civil and site engineering, utility planning and surveying.

Interior Architecture was established as an individual disciplines to provide clients with interior services comparable in quality to the firms architecture services. The Interior Department has been responsible for planning, programming, and design of all types of projects including retail stores, show rooms, restaurants, hospitals, residential projects and the like. Interior Design services include: strategic facilities analysis, programming, building systems analysis, corporate standards development, space planning and relocation strategies.

Tuason Design was founded as a collaborative practice of Architecture and Engineering organized to reflect the integral relationship between Architecture (Aesthetic) and Engineering (Functions/Services) in building design. These include: project feasibility study, utility planning, and infrastructure design, fire protection engineering, air conditioning and ventilation, electrical system and emergency power design, telecommunication system, building management system, plumbing and sanitary system, analysis and simulation.