Professional Landcare Network PLANET is an international organization serving lawn care professionals, exterior maintenance contractors, installation/design/build professionals, and interiorscapers. It emerged when PLCAA and ACLA united to form a more comprehensive association.
	Irrigation Association Since 1949, Irrigation Association members worldwide have worked toward a shared vision-water conservation through efficient irrigation.
	Delaware Grounds Management Association (DGMA) Delaware Grounds Management Association is comprised of Greens Industry Companies that have bonded together for networking information and education of topics and concerns of mutual interest that effect this industry.