BALI is the leading trade association that represents all landscape professionals, from design, build and maintenance through to supply, training and education. Membership has only been granted to companies and individuals who meet BALI's stringent Terms & Conditions of Membership, and, their continuation of membership depends upon the maintenance of satisfactory standards, which may be subject to inspection at any time. CHAS accreditation assures that you are dealing with a company that demonstrates a culture that puts safety first and above all else.