ALBANY, NY – Momentive Performance Materials has announced the expansion of Archway Sales, St. Louis, MO, as an authorized distributor of its specialty silanes portfolio into the southeastern United States. Archway Sales will promote and distribute Momentive’s specialty silanes in Arkansas, Florida, Georgia, Indiana, Kansas, Kentucky, Michigan, Missouri, Mississippi, North Carolina, Ohio, South Carolina, Tennessee, Virginia, western New York, western Pennsylvania and West Virginia.