O-Ring and Seal Solutions, Inc. is headquartered in Littleton, Colorado. We have been a global business-to-business supplier of custom rubber products and O-Rings since 1995. O-Ring and Seal Solutions, Inc. is a division of Assembly Solutions, Inc. and specializes in O-Rings and molded rubber parts. We are a family owned business that takes pride in our ability to give the attention and focus that all of our customers need. We want to work with you to deliver the parts you need according to your exact specifications and requirements.