Biotechnology companies are abundant in Southern California. Here are top 5 biotechnology companies to look forward to working at in any of their numerous locations in the United States. Click the photos to visit these great biotechnology companies' pages.

Gilead Sciences Inc.

Gilead Sciences is a research-based biopharmaceutical company focused on the discovery, development, and commercialization of innovative medicines. They were graded four stars on Indeed.com for their overall good work environment and company culture. It is a growing company with many opportunities where you can work with people who are very knowledgeable about their jobs and are easy to work with. Therefore, is a great place to develop in your career and learn really fast.

Gilead Sciences Inc

Market value: $154.3 billion

Net sales, last 12 months: $20.7 bill

5-year average sales growth: 14.6%

top biotechnology companies

AMGen

AMGen is an American multinational biopharmaceutical company headquartered in Thousand Oaks, California. Located in the Conejo Valley, AMGen is the world's largest independent biotechnology firm. According to the employer-information website payscale, AMGen is the best healthcare company to work for. The website scored the company using six criteria as high job satisfaction, low job stress, ability to telecommute, high job meaning, experienced median pay/total cash compensation, and salary data. According Indeed.com, it is a four star company that has good benefits, excellent work life balance. Moreover, it is a place where you can advance your career.

AMGen

Market value: $119.9 billion
Net sales, last 12 months: $19.7 billion
5-year average sales growth: 4.7%

top biotechnology companies

Celgene Corporation

Celgene Corporation's vision as a company is to build a major global biopharmaceutical corporation while focusing on the discovery, the development, and the commercialization of products for the treatment of cancer and other severe, immune, inflammatory conditions. They are graded by Indeed.com as a 4 star company according to these five criteria: work-life balance, Pay & Benefits, Job Security & Advancement, Management and Culture. Their main strengths are the friendly work environment and the effective and productive management.

Celgene Corporation

Market value: $91.9 billion

Net sales, last 12 months: $7.3 billion

5-year average sales growth: 24.4%

top biotechnology companies

Biogen

Biogen is an American global biotechnology company based in Cambridge, Massachusetts, specializing in the discovery, development, and delivery of therapies for the treatment of neurodegenerative, hematologic, and autoimmune diseases to patients worldwide. It is definitely a great company to work for! Biogen takes care of their employees by supplying them all that they need to perform their job with excellence. The culture and work environment are the main pillars that make them an awesome company.

Biogen

Market value: $82.7 billion

Net sales, last 12 months: $9 billion

5-year average sales growth: 10.1%

top biotechnology companies

Regeneron Pharmaceuticals, Inc.

Regeneron Pharmaceuticals, Inc. operates as a biopharmaceutical company. It discovers, invents, develops, manufactures, and commercializes medicines for the treatment of serious medical conditions. It is a place with many opportunities to grow. The company also focuses on continuing education for their employees. Regeneron was graded as a 3.4 star on Indeed.com.

Regeneron Pharmaceuticals, Inc.

Market value: $40.2 billion
Net sales, last 12 months: $2.6 billion
5-year average sales growth: 52.3%

top biotechnology companies