SIEGAL / TUOMAALA ASSOCIATES, ARCHITECTS AND PLANNERS, INC. was established in 1966, the successor firm to LEONARD G. SIEGAL ASSOCIATES, originally founded in 1954. We have assembled a creative, experienced and diverse team of architects, planners and support staff capable of executing a wide range of new and renovation projects. We have developed a knowledgeable management team with proven entrepreneurial experience which is reflected in our VALUE ADDED approach to each project. We are a small business with large capabilities.