Our Commitment to SafetySafety is our highest priority. SENA Waste Services is committed to conducting our operations in a way that protects people, property, communities, and the environment. Safety is viewed as a critical element of successful project performance. We believe all injuries and occupational illnesses can be prevented. Our outstanding performance record is a direct result of our well-trained staff, up-to-date programs and procedures, and corporate commitment to safety through management involvement, employee participation and proactive approaches.