king memory foam and latex mattress company info company south bay international ceo daniella serven employees 55 headquarters rancho cucamonga california soft touch the next night-achieved by our mattresses is created with a purpose not just to make a thicker or similar ver- sion of an existing product,” notes serven mattresses are assembled in california facility as our customer service team which takes great pride in assisting costco will meet and exceed their expectations." serven is particularly proud of the strong relationship she and her team have forged with costco and its members who consistently post overwhelmingly positive online reviews of the sleep science offerings they purchase ions and experiences with our products that really count." not resting on their laurels what helps to distinguish south bay international from its rivals is its efficient business model and the company's verti- cally integrated structure "we pour our own unique blends of foam and can control the quality of the website southbayinternational.com items at costco.com 12-inch iflip sonoma; 13-inch iflip napa; 13-inch bamboo cool comfort; 14-inch copper mattresses; quote about costco "our relationship with costco endures due to our common commit- ment to bringing quality sleep products and great customer service to their members." ceo and chief operating officer aces of base sleep science's separately sold q series adjustable bases allow members to customize their horizontal built-in features raise or lower your head angle forward by up to strain while reading or tv dual massage are also avail- able at the push of a button 14-button wireless remote or smartphone.-ejm