Louis Perry Group a CDM Smith Company is a mechanical or industrial engineering company based out of 165 SMOKERISE DR, Wadsworth, Ohio, United States.v CDM Smith is a global privately owned engineering and construction firm providing legendary client service and smart solutions in water, environment, transportation, energy and facilities. In 1947, CDM Smith was founded with a commitment to maintain the constant pursuit of excellence, placing responsibility to our clients second only to responsibility to the public. By staying true to this promise for 75 years, weve forged tremendous, long-standing relationships, believing responsiveness is the foundation of serving our clients. With the power of independence, we make decisions based on whats best for our clients and our employees, not outside investors. We reinvest in our people, tools and technology to find better solutions and foster amazing careers. Whether youre an employee, client, partner or stakeholder were the people you want to be working with. We are CDM Smith.