ClausNet
http://www.clausnet.com
The ClausNet community is the largest social network and online resource for Santa Claus, Mrs. Claus, Elves, Reindeer handlers and Santa helpers for the purpose of sharing stories, advice, news and information. ClausNet brings people together to build friendships that help spread happiness to the believers of Santa Claus – the child inside all of us.
Red Suit Society 
http://www.thekringlegroup.com/redsuitsociety.htm
A society of men and women whose personal contributions, studies, and volunteer efforts demonstrate that they share the responsibility to maintain and perpetuate the magic and mystery of Santa Claus.  Each of them has shown a commitment to following the traditions and history associated with Saint Nicholas. Most are alumni of the International University of Santa Claus, aka: School4Santas.
Real Santas
http://www.realsantas.com
A company that annually places Santas in hundreds of events and often in 4,000+ locations. Corporate clients have included:  Microsoft, Bass Pro, Coca-Cola, McDonald's, Macy's, ABC, CBS, NBC, Radio City Music Hall, Bass-Pro, Kraft/Nabisco, Sears, Southwest Airlines, Kohl's, White Castle, MasterCard, J C Penney, Target, Nordstrom, Saks Fifth Avenue, Wal-Mart, Dr. Phil, The Doctors, Tonight Show, Today Show, Letterman, Salvation Army, Old Navy, major malls, theme parks and media events.
 
Santa America
http://www.santaamerica.org/
Santa America is a national volunteer service organization with over two-hundred Santa’s reaching out across America to visit children and families facing physical, emotional, and situational crisis. Santa Claus visits when a child or family needs him – twelve months a year. Santas receive special training in death, bereavement, post traumatic stress, and autism, as well as special training in federal and state patient privacy regulations. Santa-America is fully HIPAA compliant and respects patient and family privacy. Santa-America is a member of the National Hospice and Palliative Care Organization (NHPCO) and Children’s Hospice International (CHI).
Lone Star Santas
http://www.lonestarsantas.org/
An organization of men and women who live in Texas, and portray Santa Claus, Mrs. Claus, Elves and helpers. Santas can be either real bearded or designer bearded. We believe in the Santa Claus oath. The organization was formed for the exchange of ideas, networking, helping each other, and to provide general camaraderie.
Buckeye Santas
http://buckeyesantas.com/
A social group for real bearded Santas from the State of Ohio who agree to keep their beard year round. Auxiliary membership is available for designer beard Santas who live in Ohio. The organization’s purpose is to promote fellowship, to learn to become better Santas, to share information, ideas, web sites, etc. leading to better Santa performance, and to share possible bookings.
Michigan Association of Professional Santas
http://michigansantas.ning.com/
MAPS is a state association of professional Santas. It’s mission is to provide a forum for Michigan Santas and their counterparts (Mrs. Clauses, elves, helpers and support staff) to network together, discuss various subjects pertaining to the portrayal of Santa Claus and become the best Santa Claus (or helpers) possible.
NORPAC
http://www.easysite.com/norpac-santas
A regional organization for the Great Pacific Northwest. A society of individuals who portray Santa Claus, Mrs. Claus, Elf, Reindeer, Santa’s helper with the object of spreading love, joy and the spirit of Christmas year-round. Members of NORPAC may also be members of FORBS, but it also has many designer beard Santa’s in the organization.
The Society of Santa
http://www.societyofsanta.org/
A local organization for those Santas and their spouses from the Greater Denver area. The purpose of the Society of Santa is to share fun, fellowship, ideas, education, good and encouragement in the pursuit of providing a better Santa Claus experience for children. The Society provides its membership with resources, networking and support to help them further define and improve their image as Santa. Membership is open to all people of good will who embrace the ideas of Santa Claus and his service to children.
International Brotherhood of Real Bearded Santas
http://www.ibrbsantas.org/
​IBRBS is a national fraternal framework within which chapters of 5 or more members are able to maintain their individual local regional identities, while still enjoying the benefits of a national organization and collective purchasing. The purpose of this Association is to provide opportunities for members to enjoy social interaction, to promote the positive image of Santa and to serve the community by providing Santa services for as many community service groups and organizations as possible. We seek to enhance the spirit of Christmas and the joy of being Santa by fostering the spirit of fellowship among our members with social events throughout the year. Full membership shall be Open to any person with a real beard, portraying himself as Santa.
Fraternal Order of Real Bearded Santas
http://forbssantas.com/
FORBS is a regional organization where membership is available to any resident of California, Arizona or Nevada who grows a beard for the purpose of portraying Santa Claus, who agrees to subscribe to the organization's Goal & Tenets and whose application is accompanied by a digital facsimile of a government-issued ID, along with a clean FORBS background check. 
Amalgamated Order of Real Bearded Santas 
http://www.aorbsinc.com/
AORBS is an International, Educational and Fraternal Organization, whose membership currently has reached over 700 Real Bearded Gentlemen dedicated to the "Joy of Being Santa". Aorbsinc.com is the official site for the organization that was started in 1994 by Ten Real Bearded Santas filming a commercial for OTTO Catalog. AORBS was incorporated in 2007 and became The Amalgamated Order of Real Bearded Santas Inc. or AORBS or AORBSinc for short.

Professionalism

Membership in organizations, ongoing training, networking, adherence to an industry oath, active participation in social causes, trading tips. Many Santa Clauses take their job seriously.

Santa's Whiskers

The Brotherhood of the Direct Descendants of Santa

http://thebrotherhooddds.com/

The group’s mission is to spread joy, love, and the spirit of Christmas throughout the world, by training, guiding, and otherwise mentoring those that preserve and advance the traditions of Christmas and of Santa Claus and thereby enrich the experiences of children of all ages, faith traditions, and ethnic origin. The “Brotherhood strives to further its mission by providing its members with numerous opportunities for training and education, social interaction with other members, information sharing and a myriad of Santa related product information."

 

Clan Claus Society
http://www.clanclaussociety.com/
An international organization that attempts to preserve and perpetuate the history, ideas, traditions, family values, and heritage of the Scottish Santa Claus personal. All members participate in an organization that is totally “family” oriented and upholds the traditions of the Scottish Santa Claus personal throughout the year. Over 200 members world wide with members in Scotland, Canada, Australia, South Africa, Japan, Cayman Islands and the United States.