Our Committment to Excellence Armstrong Construction Company believes it has a responsibility to provide the highest level of safety and consideration and protection of the environment. We have been a recipient of the Sentinal of Safety Award, which is awarded by the Mine, Safety, and Health Administration. It is an award given for over 30,000 man hours worked without a lost time accident. ACC was one of 20 companies throughout the nation to receive this award, and one of only two companies in New Mexico.