In an industry with over a half million companies and worth $543 billion, the engineering industry is largest driven by the needs of construction and government to improve their operational efficiency. Profit is dependent on the ability to accurately predict costs for a project and handling a particular field with expertise. Approximately 50 of the largest engineering firms in the United States only account for 40% of the total industry revenue. For up and coming professionals, the following series of engineering slogans hope to inspire your creativity and brand.