The American Association of Pesticide Safety Educators aims to protect human health and the environment through education.

c/o Whitney Weaver
302 Agnew Hall, 460 West Campus Dr.
Blacksburg, VA 24061-1037
Tel: (540) 231-6543
Email: martinag@purdue.edu
https://aapse.wildapricot.org

Child Care Aware of America provides resources and information for childcare providers and parents.

1515 North Courthouse Road, 3rd Floor
Arlington, VA 22201-2909
Tel: (703) 341-4100
https://www.childcareaware.org

The Home Care Association of America provides leadership, representation, and education for the advancement of nonmedical private-duty home care professionals.

444 North Capitol Street, NW, Suite 397
Washington, D.C. 20001-1512
Tel: (202) 508-3870
http://www.hcaoa.org

The International Janitorial Cleaning Services Association represents professional janitorial services, house cleaning services, housekeepers, janitorial suppliers, and window washing and carpet cleaning services

3340 Peachtree Rd., Suite 1800
Atlanta, GA 30303-5003
Tel: (404) 267-1830
Email: info@ijcsa.com
https://www.ijcsa.org

The International Nanny Association provides education, information, networking, advocacy, and research for the in-home childcare industry.

PO Box 70496
Milwaukee, WI 53207-0496
Tel: (888) 878-1477
Tel: (508) 638-6462
Email: info@nanny.org
https://nanny.org

The International Society of Arboriculture promotes the professional practice of arboriculture and aims to increase worldwide awareness of the benefits of trees through research, technology, and education.

PO Box 191
Annapolis Junction, MD 20701-0191
Tel: (678) 367-0981
Fax: (240) 547-1795
https://www.isa-arbor.com

ISSA provides education, certification, and advocacy for the cleaning industry.

3300 Dundee Rd.
Northbrook, IL 60062-2303
Tel: (800) 225-4772
Tel: (847) 982-0800
https://arcsi.org

The National Association of Professional Pet Sitters provides resources and career support for professional petsitters as well as information and petsitter referrals for pet parents.

1120 Route 72, Suite 200
Mount Laurel, NJ 08054-5113
Tel: (856) 439-0324
https://petsitters.org

The National Early Childhood Program Accreditation encourages quality and recognizes excellence in early childhood programs throughout the United States and other countries.

7010 Little River Turnpike, Ste. 320
Annandale, VA 22003-3241
Tel: (855) 706-3272
Fax: (855) 806-3272
Email: necpa@necpa.net
https://necpa.net

The National Pest Management Association is committed to protecting public health, food, and property by providing timely information and resources for consumers, media, educators, and pest control professionals.

10460 North Street
Fairfax, VA 22030-2555
Tel: (800) 678-6722
Tel: (703) 352-6762
Fax: (202) 628-9244
https://npmapestworld.org

The Paraprofessional Healthcare Institute develops recruitment, training, supervision practices, and public policies to help strengthen and improve home care for the elderly and people with disabilities.

400 East Fordham Road, 11th Floor
Bronx, NY 10458-5059
Tel: (718) 402-7766
Fax: (718) 585-6852
https://phinational.org

Pet Sitters International is dedicated to educating professional pet sitters and promoting, supporting, and recognizing excellence in pet sitting.

213 East Dalton Rd.
King, NC 27021-8799
Tel: (336) 983-9222
Email: info@petsit.com
https://www.petsit.com

The Tree Care Industry Association develops safety and education programs, standards of tree care practice, and management information for tree and landscape firms around the world.

670 N. Commercial St., Suite 201
Manchester, NH 03101-1133
Tel: (800) 733-2622
Tel: (603) 314-5380
Fax: (603) 314-5386
https://www.tcia.org