Memberships
![crstblue crstblue](https://crst.net/wp-content/uploads/2023/03/crstblue.png)
Memberships of local business associations, chambers of commerce, college affiliations and direct mail marketing organizations
Cornerstone Services, Inc. retains memberships in a variety of Hudson Valley and national direct mail associations. CRST are members of most upstate New York chambers of commerce. We pride ourselves on being the “local direct mail company” in our area, but service clients worldwide as well. Besides working with these various businesses and chambers, we also provide internships to SUNY New Paltz and other local college students in the fields of business, marketing and even computer science.
Cornerstone Services Inc. is a proud holder of an A+ rating with the Better Business Bureau.
If you would like to know how we became a BBB A+ rated business, please click on the button below.
Below is the listing of memberships we currently belong to, along with their website and contact information.
![EWCoC Logo Ellenville Wawarsing Chamber of Commerce logo](https://crst.net/wp-content/uploads/2018/06/ewcoc-logo.png)
124 Canal Street | PO Box 227
Ellenville, NY 12428-0227
Phone: (845) 647-4620
![Greater Hudson Valley PPC Greater Hudson Valley Postal Customer Council logo](https://crst.net/wp-content/uploads/2022/02/GreaterHudsonPPC.png)
1000 Westchester Avenue
White Plains, NY 10610
Phone: 914-697-7294
![RCoC logo Rhinebeck Chamber of Commerce Logo](https://crst.net/wp-content/uploads/2018/06/racoc-logo.png)
23F East Market Street | PO Box 42
Rhinebeck, NY 12572
Phone: (845) 876-5904