Universal Forest Products recently acquired four companies with a combined $50 million in annual sales.  Matt Missad, CEO of Grand Rapids-based Universal Forest Products Inc., or UFPI, announced the four acquisitions in the company's first-quarter earnings call with shareholders.  Missad said UFPI is focused primarily on unit sales growth, but the deals are also expected to enhance its bottom line, which he said has been affected by recent “weather-related shutdowns” and the rising price of lumber.  “We will continue to implement cost-saving initiatives as we integrate our recent acquisitions ...