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International Fiberglass

Defunct American fiberglass mold sculpture manufacturer

International Fiberglass was a fiberglass molding company founded in Venice, California in about 1963, best known for their large molded fiberglass roadside advertising sculptures commonly called "Muffler Men". The company was formed when Steve Dashew purchased Prewitt Fiberglass Animals and acquired all of the molds created by Bob Prewitt.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1963Founded1

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Gemini Giant on 66
Photo: Original: unknown Photograph: Skyring, Public domain, via Wikimedia Commons3

International Fiberglass was a fiberglass molding company founded in Venice, California in about 1963, best known for their large molded fiberglass roadside advertising sculptures commonly called "Muffler Men". The company was formed when Steve Dashew purchased Prewitt Fiberglass Animals and acquired all of the molds created by Bob Prewitt.2

Timeline

  1. 1963Founded Founded1

Sources

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