Erickson Air-Crane, which manufactures S-64 heavy-lift helicopters for government and commercial use, filed on Wednesday with the SEC to raise up to $75 million in an initial public offering. The Portland, OR-based company, which was founded in 1971 and booked $150 million in sales last year, plans to list on the NASDAQ under the symbol EAC. BofA Merrill Lynch and Stifel Nicolaus are the lead underwriters on the deal. Pricing terms and timing were not disclosed.

