Mostra’s rise: How one San Diego coffee company went from novice to Roaster of the Year

Mostra Coffee
Mostra founders (from left) Sam Magtanong, Jelynn Malone, Beverly Magtanong and Mike Arquines in the company’s Carmel Mountain Ranch roasting facility.
(Eduardo Contreras/The San Diego Union-Tribune)

Four friends decided to start a coffee roasting business in Carmel Mountain Ranch. Now, they’ve captured the roasting world’s most coveted prize: Roast Magazine’s Roaster of the Year


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Michael James Rocha is the arts and entertainment editor. He oversees coverage of pop music, classical music, visual art, theater, dance, things to do and dining both for online and print. Rocha started his career at The San Diego Union-Tribune in December 1997 as a features page designer. He eventually became the features design editor, managing a staff of 15 designers and 17 features sections. Through the years, he has done stints as the front page designer, audience development editor and home decor editor. He previously wrote a monthly column on outdoor living, which focused on outdoor decor. Rocha graduated with a bachelor’s degree in communications (with an emphasis on print journalism) from California State University-Fullerton in 1994. He has worked as a reporter, copy editor, city editor and designer for numerous Southern California newspapers, including The Orange County Register, the San Gabriel Valley Tribune and the Ontario Daily Bulletin. He is one of the founding members of the Asian American Journalists Association’s San Diego chapter and served on the national AAJA board for many years. Until 2017, he taught an upper-level magazine journalism course at Point Loma Nazarene University, where he was an adjunct professor. He also loves dogs.