HDCA Staff, Left to Right: Jimmy Seal, Anne Ayo, H. Davis Cole, Buster Lyons, David Martin, Angie White, Sid Trouard and Don Barcelona.

HDCA Key Personnel

H. Davis Cole & Associates, LLC (HDCA) is a full-service civil & environmental engineering firm providing a wide array of services to both public and private sector clients. HDCA is licensed to provide Professional Engineering services within the States of Louisiana and Mississippi.

Our primary personnel include: