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biggest companies in Ontario, CA

We figured out the best biggest companies to work for in California using data on salaries, company financial health, and employee diversity. You can also search for the best biggest companies to work for in any other state or city.

Best companies to work for in Ontario, CA
  1. Zippia score 4.7

    #1 Best biggest company in Ontario
    Company description:

    Prime Healthcare is an award-winning national hospital system with 43 acute-care hospitals providing nearly 43,000 jobs in 14 states. Eleven of the hospitals are members of the Prime Healthcare Foundation, a 501(c)3 public charity. Based in California and one of the largest hospital systems in the country, Prime Healthcare is committed to ensuring access to quality healthcare. Prime Healthcare and its hospitals have been recognized as among the "100 Top Hospitals" in the nation 36 times and among the "15 Top Health Systems" three times, and Prime is the only "10 Top Health System" west of the Mississippi. Prime Healthcare hospitals are annually recognized as "Top Performers on Key Quality Measures" by The Joint Commission.

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  2. Zippia score 4.5

    #2 Best biggest company in Ontario
    Company description:

    Established in 1984, it is a wholly-owned subsidiary of Dr. Ing. h.c. F. Porsche AG, which is headquartered in Stuttgart, Germany. PCNA employs approximately 300 people who provide Porsche vehicles, parts, service, marketing and training for its 189 dealers. They in turn, work to provide Porsche customers with best-in-class experience. Throughout its 65-plus year history, Porsche has developed numerous technologies that have advanced vehicle performance, improved safety and spurred environmental innovations within the automotive industry. The company continues to celebrate its heritage by adding to its long list of motorsports victories dating back to its first 24 Hours of Le Mans class win in 1951. Today, with more than 30,000 victories, Porsche is recognized as the world's most successful brand in sports car racing. PCNA, which imports the iconic 911, Boxster and Cayman sports cars, Cayenne and Macan sport utility vehicles, and Panamera sports sedans for the U.S., strives to maintain a standard of excellence, commitment and distinction synonymous with its brand. Porsche Motorsport North America provides racing assistance, parts and service from their home base in Southern California. Porsche Logistics Services, LLC provides parts distribution from Ontario, CA and Atlanta, GA. In October 2009, PCNA also officially opened a new Northeast Regional Support Center that was awarded a prestigious LEED Gold Certificate for being built and operated with a level of environmental sensitivity. The 300,0000 sq. ft. building is the only one to receive this honor in the northeast area it is located (Easton, Pennsylvania). The environmentally conscious initiatives in the U.S. also include other facilities. In 2009, Porsche's Logistic complex in Ontario, California began to employ solar power, saving 50,000 pounds of CO2 each year. In January of 2015 PCNA moved to its new North American headquarters located in the southern metropolitan district of Atlanta, Georgia, this one-of-a-kind facility showcases a commitment to both design and functionality and serves to provide an incomparable experience among all other automotive brands in the world. Beyond its captivating architecture, headquarters is also home to an industry first in North America -- The Porsche Experience Center, which invites customers, business partners and brand enthusiasts to celebrate every aspect of Porsche. The Porsche Experience Center, which features a module-based 1.6 mile driver development track, includes a Driving Simulator Lab, Porsche Driver's Selection Store, Carrera Café, and Restaurant 356 for the ultimate fine-dining experience. The venue is also home to Human Performance Center, Business Center, Classic Car Gallery and Restoration Center and the Porsche Exclusive - Personal Design Studio.

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  3. Zippia score 3.7

    #3 Best biggest company in Ontario
    Company description:

    Gold Star Foods began operations in 1966 as a distributor of meat products primarily to coffee shops in the Los Angeles area. Gold Star Meat Company, a family owned business, was purchased in 1978 and under new ownership the focus of the business shifted from restaurants to Southern California School Districts. To better reflect the image of a changing inventory, the name was changed to Gold Star Foods in 1983 and most recently to Gold Star Foods Inc. Since 1978, Gold Star Foods customer base has grown to over 300 school districts throughout the Southwest. As a result of our commitment to excellence, we have been recognized nationwide by the United States Department of Agriculture and the American School Food Service Association as one of the outstanding food service distributors to school districts.

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  4. Zippia score 4.2

    #4 Best biggest company in Ontario
    Company description:

    Designing, and Manufacturing, High Quality Hard and Soft Side Luggage since 2013. Your Home of Fun, Trendy Luggage for Any One.

  5. Zippia score 3.7

    #5 Best biggest company in Ontario
    Company description:

    Since 1980 our experts have been making it easy to choose the best outdoor BBQ grill at the best price. We've got top brands to choose from. Save now!

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  7. Zippia score 4.6

    Company description:

    DPI Specialty Foods is a sales, marketing and logistics provider with a range of over 40,000 sku's in all temperature ranges. DPI provides sales and services to national retailers, regional retailers, independent operators and foodservice providers through 8 distribution centers strategically located across the United States.

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  8. Zippia score 3.4

  9. Zippia score 4.2

    Company description:

    Specialty Brands, Inc. engages in the manufacture and marketing of frozen food products. The company s products include appetizers, breakfast burritos, burritos/chimichangas, enchiladas quesadillas, tacos, tamales, and taquitos. It also offers cannelloni, eggplant, lasagna, manicotti, meatballs, ravioli, stuffed shells, tortellini, cheese, egg rolls, jalapenos, onions, and vegetables. The company markets its products through restaurants, foodservice distributors, club stores, convenience stores, and retail supermarkets. The company was founded in 1994 and is based in Ontario, California. As of December 6, 2004, Specialty Brands, Inc. operates as a subsidiary of Ajinomoto Windsor, Inc.

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  10. Zippia score 4.0

    Company description:

    Yuneec International is a Chinese aircraft manufacturer based in Jinxi, Kunshan, a town in Jiangsu owned through an off-shore Cayman Islands holding company, Yuneec Holding Limited.

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  11. Zippia score 4.2

    Company description:

    Citizens Business Bank provides the financial tools small to medium-sized businesses need to thrive.

  12. Zippia score 3.8

    Company description:

    Experience ICEE. Welcome to the hang out for ICEE fans. We're glad you're here. The things our fans post on the wall are their own doing and do not necessarily reflect the opinion of The ICEE Company. We want everyone to enjoy their time here so ...

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  13. Zippia score 4.2

    Company description:

    Maglite - 40+ years of designing and manufacturing America's best flashlights and accessories. Innovation includes: patented Heat-Sink LED technology, fast-charging rechargeable flashlights, Quick-click tail-cap mode selection, programmable, multiple-...

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  14. Zippia score 3.8

    Company description:

    & Telecom, food & beverages and further more. Leveraging your business decision with accuracy and timeliness coupled with insight on market trends, size and demand are some major highlights of our research and market studies. Our in-house panel of analysts and consultants has a scrupulous approach prior to report publishing and also ensure that our clients receive updated reports within the specified time. Post-sales client consultation is a value-added service on association. Keeping the clients updated with latest market trends and informed business decisions can help them driving relevant business resources forms the basis of our success story. “Collaborative efforts” is our zeal and “client satisfaction” drives our motto. Last but not the least, with a comprehensive understanding of client needs we also deliver syndicated and customized reports on demand validated by experienced market professionals and analysts. Stay in touch with UpMarketResearch.com for updated reports belonging to diverse domains with premium quality content from elite publishers. Our Vision: To Simplify the Report Delivery Process with Effective Curation and Aggregation. To offer synergy in a customer centric environment by exceeding customer expectation and providing high quality customer centric products. What we do: We help clients to drive business decisions by enabling market intelligence based on facts and market research studies. With constant database update and enhanced research techniques followed by our panel consultants, we keep our clients updated on business mix offering a comprehensive approach to understand their needs and also providing strategic objective insights. Our Mission: To enlarge business opportunities for clients and customers by providing actionable insights through market research.

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  15. Zippia score 4.0

    Company description:

    Hyman Family LP, doing business as Susie's Deals, owns and operates a chain of clothing stores in California, Arizona, Nevada, and Utah. It offers apparel and accessories for men, women, girls, boys, and infants/toddlers. The company s products include tops, medical scrubs, jackets, dresses, bottoms, tanks, shirts, pants, coordinating separates, dresses, bras, panties, and sleepwear; and hats, hair goods, wallets/handbags, sunglasses, jewelry, backpacks, socks, and footwear. It also sells its products online. The company was founded in 1974 and is headquartered in Ontario, California.

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  16. Zippia score 3.6

    Company description:

    Calico Brands, Inc. is a leading manufacturer of pocket and utility lighters in the USA.

  17. Zippia score 4.2

    Company description:

    Urban lifestyle retailer.

  18. Zippia score 3.8

    Company description:

    Reko International Group Inc. (TSX-V:REK) is a diversified, technology-driven manufacturing organization located in Southwestern Ontario, just minutes from the U.S. border. Our areas of expertise include robotic factory automation solutions, the precision machining of large, critical parts, and plastic injection and low compression acoustic tooling. Our family-oriented culture embraces past experience, fosters innovation, and always ensures the highest standard of quality. At Reko, we believe in strengthening communities by advancing manufacturing.

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  19. Zippia score 4.2

    Company description:

    The mission of Unicare Community Health Center (UCHC) is to be community health care organization that treats everyone with dignity, respect and cultural sensitivity to help create an environment in which all can prosper. It is a nonprofit organizatio...

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  20. Zippia score 3.5

    Company description:

    Full Steam Staffing is a full-service staffing agency focused on providing clerical and light industrial staffing solutions to manufacturers, distribution centers and other organizations that need qualified, reliable workers. Custom solutions. Acc...

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  21. Zippia score 4.2

    Company description:

    P3 Healthcare Solutions bases all services on the most integral components of the Health Care industry: Providers, Patients, and Payers. We offer unique revenue cycle management services that outshine others in the industry. The whole P3 mechanism is geared to eliminate all tedious tasks surrounding Physicians and mid-levels. Our dedicated team with strong analytical minds and an endless aptitude for innovation will ensure ease every step of the way. We save your time, so you can save lives. P3 Healthcare Solutions steps in to combine both value-based quality programs and a revenue cycle management that simplifies and translates requirements into practical solutions. P3 solutions will ensure a hassle-free and smooth process, leaving the provider with only the patient to focus on.

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Other national companies with offices in Ontario, CA

Zippia score 4.4

Company description:

FedEx provides customers and businesses worldwide with a broad portfolio of transportation, e-commerce and business services. They offer integrated business applications through operating companies competing collectively and managed collaboratively, under the respected FedEx brand. Consistently ranked among the world's most admired and trusted employers, FedEx inspires its more than 290,000 employees to remain absolutely, positively focused on safety, the highest ethical and professional standards and the needs of their customers and communities.

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Zippia score 4.1

Company highlights:

Allied Universal provides unparalleled service, systems, and solutions to serve, secure, and care for the people and businesses in their communities. Their relationships with their employees and clients are at the heart of everything they do, each and every day. This dependable company offers security services, security systems, janitorial and staffing services.

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Zippia score 4.7

Company highlights:

For more than 60 years, Kaiser Permanente has been delivering high-quality, affordable health care and to improve the health of their members and the communities they serve. Headquartered in Oakland, California, they serve 11. 8 million members in eight states and the District of Columbia. Care for members and patients is focused on their total health and guided by their personal physicians, specialists and team of caregivers.

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Zippia score 4.5

Company description:

CBRE Group, Inc. is a holding company that conducts all of its operations through its indirect subsidiaries. The Company is a commercial real estate services firm. As of December 31, 2011, it operated approximately 300 offices worldwide, providing commercial real estate services under the CBRE brand name, investment management services under the CBRE Global Investors brand name and development services under the Trammell Crow brand name. CBRE Services, Inc., its direct wholly owned subsidiary, is also a holding company and is the primary obligor or issuer with respect to most of its long-term indebtedness. The Company operates in five segments: Americas, Europe, Middle East and Africa (EMEA), Asia Pacific, Global Investment Management and Development Services. In March 2014, the Company acquired VALTEQ Gesellschaft mbH and its subsidiaries.

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Zippia score 4.1

Company description:

Safran S.A. is a French multinational aircraft engine, rocket engine, aerospace-component and defense company. It was formed by a merger between the aircraft and rocket engine manufacturer and aerospace component manufacturer group SNECMA and the security company SAGEM in 2005.

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Zippia score 4.4

Company description:

The Coca-Cola Company and distributes coke, diet coke, and other soft drinks worldwide. The company primarily offers nonalcoholic beverages, including sparkling beverages and still beverages. Its sparkling beverages include nonalcoholic ready-to-drink beverages with carbonation such as carbonated energy drinks, and carbonated waters and flavored waters. The company's still beverages comprise nonalcoholic beverages without carbonation, including noncarbonated waters, flavored and enhanced waters, noncarbonated energy drinks, juices and juice drinks, ready-to-drink teas and coffees, and sports drinks. It also provides flavoring ingredients, sweeteners, beverage ingredients, and fountain syrups as well as powders for purified water products. The Coca-Cola Company sells its products primarily under the Coca-Cola, Diet Coke, Coca-Cola Light, Coca-Cola Zero, Sprite, Fanta, Minute Maid, Powerade, Aquarius, Dasani, Glacéau Vitaminwater, Georgia, Simply, Minute Maid Pulpy, Del Valle, Ayataka, Bonaqua/Bonaqa, and Schweppes brand names. The Coca-Cola Company was founded in 1886 and is headquartered in Atlanta, Georgia.

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Zippia score 4.5

Company description:

Arvato is a global services company headquartered in Gütersloh, Germany. Its services include customer support, information technology, logistics, and finance. The history of Arvato goes back to the printing and industry services division of Bertelsmann; the current name was introduced in 1999.

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Zippia score 4.5

Company description:

U.S. Customs and Border Protection is a federal law enforcement agency of the United States Department of Homeland Security. It is charged with keeping terrorists and their weapons out of the U.S. while facilitating lawful international travel and trade. CBP takes a comprehensive approach to border management and control, combining customs, immigration, border security, and agricultural protection into one coordinated and supportive activity. CBP has a workforce of over 58,000 employees, including officers and agents, agriculture specialists, aircraft pilots, trade specialists, mission support staff, and canine enforcement officers and agents. On March 1, 2003, U.S. Customs and Border Protection became the nation's first comprehensive border security agency with a focus on maintaining the integrity of the nation's boundaries and ports of entry.

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Zippia score 4.4

Company description:

Cardinal Health, Inc. is an American multinational health care services company, and the 14th highest revenue generating company in the United States.

Zippia score 4.4

Company highlights:

Ryder Systems, Inc., boasts that they are the only end-to-end transportation and logistics provider in the US With nearly 8,000 professional drivers, more than 234,000 trucks, and partnerships with many Fortune 500 companies, Ryder is a leader in its industry in the US.

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Zippia score 4.3

Company description:

Penske offers full-service truck leasing and contract maintenance, including preventive maintenance, roadside assistance, collision repair, and fleet tracking.

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Zippia score 4.4

Company description:

Atlanta-based Chick-fil-A Inc. is a family owned and privately held restaurant company dedicated to serving communities in which its restaurants operate. Credited with inventing the chicken sandwich, Chick-fil-A serves nutritious, freshly prepared food in more than 1800 restaurants in 40 states and Washington D.C.Founded by S. Truett Cathy in 1967, Chick-fil-A produced sales of $5 billion in 2013. Chick-fil-A was recognized in 2013 as one of America's “Most Inspiring Companies” by Forbes Magazine and “Best Place to Work” by Glassdoor, among other honors. More information on Chick-fil-A is available on the chain's website, located at www.chick-fil-a.com The Chick-fil-A, Inc. corporate office exists to provide service and support to restaurant Operators. Our corporate staffs of over 1200 people enjoy more than a challenging and supportive working environment. You'll find a competitive salary and comprehensive benefits. Beyond the expected benefits, Chick-fil-A is one of the few remaining companies that offer a 401k retirement plan with company match and a defined pension plan that is fully funded by Chick-fil-A. Other unexpected benefits include an on-site childcare center, an on-site fitness center, and lunches in our full service dining room

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Zippia score 4.2

Company highlights:

Precision Castparts is the world leader in structural investment castings, forged components, and airfoil castings for aircraft engines and industrial gas turbines. Airbus, Boeing, GE, Rolls-Royce, and many other leading manufacturers depend on us for critical airframe, engine, power generation, medical, and general industrial components. With few exceptions, every aircraft in the sky flies with parts made by PCC.

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Zippia score 4.5

Company description:

AccentCare is a national leader in post-acute home healthcare services, providing comprehensive care, guidance and support for a wide variety of needs, including short-term, complex and chronic conditions.

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Zippia score 4.6

Company description:

Owens & Minor, a FORTUNE 500 company headquartered in Richmond, Virginia, is the leading distributor of medical and surgical supplies to the acute-care market and a leading provider of healthcare supply-chain management solutions. Owens & Minor, Inc., is traded on the New York Stock Exchange under the symbol OMI.

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Zippia score 4.4

Company description:

The United States Department of Labor is one of the executive departments of the US federal government.

Zippia score 4.6

Company description:

Parsons, an engineering, construction, technical, and management services firm with revenues of $3.1 billion in 2014, is 100% owned by the Employee Stock Ownership Trust. Parsons is a leader in many diversified markets with a focus on defense/security, industrial, and infrastructure. We conquer the toughest logistical challenges and deliver design/design-build, program/construction management, and other professional services packaged in innovative alternative delivery methods to federal, regional, and local government agencies, as well as to private industrial customers worldwide. Currently, more than 15,000 Parsons employees are engaged in nearly 5,000 projects in 29 countries. These dedicated workers speak more than 80 languages collectively, and hold more than 11,800 college degrees and professional registrations. Parsons' employees continue to go anywhere in the world, meet every technical and management challenge, and persevere until the job is done. Parsons has been combining strong forward-thinking and cutting-edge technology to improve the way people connect with the world for 70 years. Our success has been in striking the balance between big ideas and the technical ability to bring them to life. Thanks to Parsons' global network of resources, we have the power to combine leading-edge technology with unparalleled quality and control. We back it all up with an unwavering commitment to safety for domestic and international projects of any scale, under any conditions. All across the world, at every time of day, Parsons is keeping people moving toward a brighter, safer world.

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Zippia score 4.7

Company description:

Americold is the global leader in temperature controlled warehousing and logistics to the food industry, offering the most comprehensive warehousing, transportation and logistics solutions in the world.

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Zippia score 4.2

Company description:

Comfort Systems USA is a national heating, ventilation and cooling (HVAC) company headquartered in Houston, Texas. For the first time ever, the fragmented HVAC field, composed of as many as 35,000 different companies, offers you a single company to provide complete HVAC service, anywhere, anytime. While Comfort Systems USA is young, Their companies average nearly thirty years of experience each. Comfort is our business, and their vast portfolio includes HVAC work for virtually every type of building you encounter - from your neighborhood grocery or school, to your favorite museums, libraries and restaurants.

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Zippia score 4.5

Company description:

Robert Half is a professional services company and is the world's first and largest accounting and finance staffing firm. The company was founded by Robert Half in 1948 by providing professional staffing services. Robert Half is also now involved in risk consulting and internal audit services in addition to its human resources consultancy business. The company reported revenues of US$4.2 billion for the fiscal year 2013.

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Best biggest companies in Ontario, CA

RankCompanyZippia score
1Prime Healthcare4.7
2Porsche Cars North America, Inc. (PCNA)4.5
3Gold Star Foods3.7
4Chariot Travelware4.2
5Barbeques Galore3.7
6DPI Specialty Foods4.6
7HUB DISTRIBUTING INC3.4
8Specialty Brands Inc4.2
9Yuneec4.0
10Citizens Business Bank4.2
11ICEE3.8
12Mag-Lite4.2
13Up Market Research3.8
14Susie’s Deals4.0
15Calico Brands3.6
16Shiekh Shoes4.2
17Reko International Group3.8
18Unicare Community Health Center4.2
19Full Steam Staffing3.5
20P3 HealthCare Solutions4.2