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B Lab in Pennsylvania (Main Office)

Phone: 610-293-0299

Fax: 610-296-8289

Address: 155 East Lancaster Avenue, 2nd Floor, Wayne, PA 19087

For all media inquiries, please call: 610-293-0299. For questions on benefit corporation legislation, please call 212-608-4150.

B Lab in New York

Phone: 212-608-4150

Address: 116 Chambers Street, 3rd Floor, New York, NY 10007

B Lab in San Francisco

Address: Suite 205, 901 Mission Street, San Francisco, CA 94103

B Lab in Colorado

Address:B Lab Colorado, c/o The Piton Foundation, 1705 17th Street Suite 200, Denver, CO 80202



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