Service Areas

Californians and Their Coffee

Coffee in California is as ubiquitous as malls and cars. Locals love their coffee. And with so many coffee houses in California, from big chains to local spots, Californians have really high standards and a refined taste when it comes to their coffee preferences.

Almost every Californian has his or her own favorite coffee. And in the sunshine state, it’s not uncommon for coffee orders to be five sentences long. No doubt locals and tourists alike have a wealth of choices when it comes to coffee.

Keystone Coffee is one of the leading suppliers of high-quality great-tasting coffee in California. Our products include Vietnamese Iced Coffee, Vienna Roast, Italian Roast, French Roast, Espresso Blend, Firehouse Blend, Light Roast Kona Blend, French Decaf, Dark Espresso, and Vanilla Nut Creme.

Custom Gourmet Coffee Roaster in California

Keystone Coffee is a custom gourmet roaster in San Jose, California. From 1867 to the 1940s, until the present, our goal has remained the same: to provide great-tasting coffee customized to our clients’ tastes.

Our warehouse and coffee roasting facility are located in downtown San Jose. We make ourselves accessible to our clients, for transparency is one of our greatest attributes. Californians love to know where their coffee is sourced and that their coffee is sourced responsibly. In our coffee roasting facility, you’ll see us produce fresh, gourmet coffee — nothing less. For a tour of our facility, please contact Seth Jacobsen at for more information.

Keystone Coffee Service Areas

Keystone Coffee caters to wholesalers and retailers. After 152 years of operation, Keystone Coffee has maintained a great reputation, and we continue to strengthen our relationship with our clients. Our clients trust us for our consistent high-quality coffee.

Keystone Coffee supplies great-tasting coffee to the following areas:


The capital of Silicon Valley is the center of innovation in the state of California. San Jose is a highly affluent area with discerning clients. Most San Jose residents work in the tech industry, as the city is the home of the biggest tech companies.


Like San Jose, Santa Clara is also synonymous with Silicon Valley. However, the city has a rich agricultural past, and the landscape once was acres upon acres of orchards. Today, it is a prosperous and progressive city that has gone on to harvest the fruits of advanced technology. It is also called the mission city.


Palo Alto offers a unique blend of residential and business districts, old and new, anchored by a vibrant downtown and held together by a very rich history. The residents are highly educated, sophisticated, and politically-conscious. There is an exciting energy in Palo Alto that extends to Menlo Park, which is best known for containing some parts of the Stanford University Campus, a world-renowned educational institution.


Known as the home of Apple, Cupertino is a city in Santa Clara County. As the founding cities of Silicon Valley, many tech companies are headquartered here. It is also a center for research and development. It attracts the highly-skilled and sought-after workers and is definitely an affluent area with a great number of multi-million dollar homes.


Also known as the crossroads of Silicon Valley, the city named after cornfields is vital to the Silicon Valley ecosystem. Many high-tech companies also call Milpitas their home. The community is diverse with families of various ethnicities calling Milpitas their home. The city attracts families who are looking to raise a family and send their kids to a good school. It is an extremely safe city, too where residents can freely enjoy time with their families.


Also known as Los Gatos Jr., Campbell is the original home of the e-commerce giant, eBay. It is also known for its historic attractions such as the Ainsley House and the Heritage Theatre. However, the local scene, with its weekly farmers’ markets, organic local shops, independent boutiques, strong cafe and bar scene, the city is vibrant and lively no matter what day or time of the week.


Consistently named one of the best places to live in California, Los Gatos is a city with a suburban feel and a very high standard of living. Lots of upscale restaurants, coffee shops, and parks for the locals to enjoy. It attracts retirees and people looking to start a family — it has great public school system and is safer than other cities in California. Ultimately, it’s an affluent area of people who enjoy a luxurious lifestyle.


Quaint, quiet, and family-friendly — these are just some of the words used to describe Los Altos. It is true suburban living where people have a strong sense of community. The public school system is strong and emphasizes STEM skills, which means, families, do flock here to fall into the much-desired catchment of the public school system. The weather is beautiful and the views are refreshing, it is truly one of the best places to live in Santa Clara County.


Sunnyvale is another one of Silicon Valley’s high-tech areas where many tech companies are headquartered — one example is Yahoo. It is known for its beautiful infrastructure, great diversity, and impressive cleanliness. Safety is another non-issue as residents feel safe living here, and everyone pretty much knows each other. People who live here don’t have much reason to leave.


The home of Googleplex, the world-famous headquarters of the largest search engine company is located in Mountain View. What was once an idyllic town has become a center of technology just like Silicon Valley. It is extremely progressive, ethnically diverse, and vibrant. Areas of interest include Castro Street, Shoreline Park, and the History of Computers Museum.


Voted as the city with the best weather, Redwood City is located between San Jose and San Francisco and split into two: Redwood Shores and Redwood City. The quality of living of residents enjoy is also what draws many newcomers to this city. It’s a great place to raise a family. It has a bustling downtown scene and sees the continual development of high tech companies and apartment complexes to keep up with the demands of a growing city.


Described by residents as the best city to live in, Fremont is a fun and vibrant city. It sits perfectly between San Francisco and Silicon Valley. Restaurants, cafes, malls, shopping, and nature, many options are available to people living in Fremont. Notable mentions are the Niles Essanay Silent Film Museum, Niles Farmers’ Market, Shinn Historic Park and Arboretum, and Leland Stanford Winery Historical Landmark.


Oakland is resilient, diverse, and vibrant. Lovers of the arts will find themselves perfectly at home here. Social justice warriors also call this city their home. There is beauty all around which inspires everyone young and old. Living here, you will feel like there is so much to see, so much to do, and so much to create. Notable mentions are the Oakland Art & Soul Festival, Jack’s Night Market, the Mural Festivals, and Art Walks.


A city of intelligent and open-minded people, Berkeley is one of the top cities in California. It’s culturally diverse and as it should be, being the location of the University of California at Berkeley. There’s a youthful vibe and energy here that’s unlike no place else. Liberal values are evident too in the theater, music, and visual arts scene. Notable mentions are the Downtown Arts District, The Berkeley Hills, Telegraph, and Fourth Street.


Many people visit San Francisco and leave their hearts and minds in the golden city. Many songs have been sung about the city of culture, arts, food, and commerce. San Franciscans are diverse and liberal and a great many are working in tech. It has a distinct caring and gentle culture that can’t always be said about big cities. Notable mentions are the Golden Gate Bridge, the Fisherman’s Wharf, Alcatraz Island, and Union Square.

100 % Satisfaction Guarantee

For orders of 3 bags or more, your coffee ships for free. We also offer subscriptions. Every order is backed with a 100 % Satisfaction Guarantee. If you are not satisfied with the quality of flavor, we will gladly refund your money minus the shipping costs.

If you are interested in wholesale or private label inquiries, please call 408-998-2221 or send us an email at

Our state can produce great-tasting coffee with a unique flavor. We are more than happy to provide you with the best tasting locally grown coffee in California!