The co-founder of e-commerce company CustomMade is on to his next project: ButcherBox, a monthly subscription service that will deliver 100 percent grass-fed beef and other meat products to a customer's doorstep. Michael Salguero is set to launch a crowdfunding campaign on Kickstarter in early September with the goal of raising $25,000 for ButcherBox, which is expected to retail for $129 a month. Salguero left the 19-year-old custom furniture e-commerce company CustomMade in May when the company...