Signed By Engineers Inc

Grifco Engineering & Design, led by Bob Griffith, P.E., is a licensed mechanical engineering firm specializing in machine design, structural design, thermal design, fluid systems design, and associated product development. With a reasoned and economic approach, Grifco offers technical expertise and analysis based on fundamental principles, manufacturing considerations, and market realities. Grifco values a productive relationship with clients, ensuring that their needs are both technically feasible and economically viable. The firm operates on a "no charge" basis if the objective cannot be achieved or if the client is not fully committed to collaborating with Grifco. With an initial consultation at no cost, Grifco's services are typically priced at $120 per hour for productive work, with negotiable "not to exceed" fees.Generated from the website

Bowie Tiglas Engineering Inc. is an innovative firm based in Phoenix, AZ, dedicated to advancing sustainable building practices through its participation in events like Greenbuild 2025. The company is actively engaged in the evolution of the LEED rating system, including the recently introduced LEED v5, which sets new standards for efficient and extraordinary spaces. The firm is a member of the U.S. Green Building Council (USGBC) and contributes to various initiatives focused on green building policy and education. Through its commitment to sustainable design and construction, Bowie Tiglas Engineering Inc. aims to influence positive changes across communities and the built environment. Generated from the website

Located in Phoenix, Air-Zona Systems Engineering is one of the leading engineering consulting firms in the Southwest and throughout the United States. The company specializes in the fields of mechanical, electrical, plumbing, fuel systems and fire sprinkler engineering. It also offers services for heating, ventilation and air conditioning equipment. The company is staffed with skilled and experienced engineering professionals specialized in fields, such as mechanical and electrical systems, as well as petroleum, fire protection and fuel. Air-Zona Systems Engineering provides its services to various commercial and industrial customers. Its project portfolio includes Galtronics, Greek Orthodox Church, Motorola, Mesquite Corporate Center, Honeywell, Wilcox Medical Center, Hitachi and Nextel.