Top 10+ C# Development Companies in California 2026
Last Updated 02nd August 2026 | Category: Top Web Development Firms
The List of Top 10+ C# Development Companies in California | Top C# Developers California 2026
1. Hyperlink InfoSystem
Sponsored
Not Claimed
Founded
2011
Employees
1000+
Hourly Rate
< $25
Our Rating
5.0/5
(65 reviews)
Avg. Project Cost
USD 50,000+
Contact No
+13097914105
Established in 2011, they take comfort in presenting themselves as a leading & growth-oriented web design and development company that gives the best solutions according to your requirements & expectations. They offer full web development consulting, right from the conceptualization, design, development, integration, and implementation to support. They can develop & combine resolutions over a wide range of technologies. They encourage you to visit some of their sample work and see their team’s creativity & effort for every website, which they develop.
Their global transportation model helps you calculate value while using devices more efficiently securing the highest return on your investment. They know the value of every short study of work and consider it with the quality & deadline.
Their global transportation model helps you calculate value while using devices more efficiently securing the highest return on your investment. They know the value of every short study of work and consider it with the quality & deadline.
Not Claimed
Founded
2005
Employees
10 - 49
Hourly Rate
$100 - $149
Our Rating
4.7/5
(6 reviews)
Avg. Project Cost
USD 100,000+
Contact No
+13162605294
Email
yes@baselinecreative.com
Baseline Creative embraces innovation, communication, and technology while retaining a focus on relationship-based B2B partnerships. Since our founding in 2005, Baseline has evolved into a multidisciplinary creative agency capable of providing world-class design to businesses of every size. Their team of professional designers, marketers, and developers have the experience and business needs to be successful.
Not Claimed
Founded
2008
Employees
10 - 49
Hourly Rate
$100 - $149
Our Rating
4.8/5
(6 reviews)
Avg. Project Cost
USD 100,000+
Contact No
+14148106650
Email
info@keystoneclick.com
Keystone Click is a digital marketing agency, providing online tools and resources to help your business grow. They are a sales-driven digital marketing agency focused on increasing your bottom line ROI. They are driven to provide you with targeted leads as well as the necessary tools and information that will convert those leads into actual customers.
Not Claimed
Founded
2009
Employees
10 - 49
Hourly Rate
$25 - $49
Our Rating
4.5/5
(8 reviews)
Avg. Project Cost
USD 50,000+
Contact No
+18014388186
Their clients love that we function as their technical partners by offering strategic consulting while planning, developing, testing, and deploying their custom-built, high-quality technical products. They have technically experienced mobile app developers to build customer-friendly mobile apps. Nice Digitals have great experience & past work are the showcases of their brilliance in web development.
5. Hounder
Not Claimed
Founded
2016
Employees
2 - 9
Hourly Rate
$200 - $300
Our Rating
4.5/5
(7 reviews)
Avg. Project Cost
USD 50,000+
Contact No
+19512956815
Email
info@hounder.co
Hounder is a digital design and development company that makes meaningful web experiences and products across platforms for organizations that are serious about digital. The number one thing they care about is helping companies, from small startups to large enterprises, create incredible products and web experiences that scale and see actual results.
6. Ologie
Not Claimed
Founded
1987
Employees
50 - 249
Hourly Rate
$150 - $199
Our Rating
4.7/5
(6 reviews)
Avg. Project Cost
USD 100,000+
Contact No
+16142211107
Email
dmarinacci@ologie.com
Ologie is a web and marketing company. They help their clients define their purpose and tell their stories in engaging ways. Most of their market comes from referrals. They will work difficult to get yet another fulfilled customer and they hope that you will stay with them for years. They integrate with your teams to know your industry needs and then develop the roadmap for your custom software solution.
7. AMBR Detroit
Not Claimed
Founded
2012
Employees
2 - 9
Hourly Rate
$50 - $99
Our Rating
4.6/5
(6 reviews)
Avg. Project Cost
USD 5,000,000+
Contact No
+13134448004
Email
hello@ambrdetroit.com
AMBR Detroit is a local development team that specializes to develop mobile applications, website design and development, and print design. They begin their projects with in-depth research to understand your business, ideas, and goals. Together they will define a plan that will guide us along the way. They develop quick and responsive apps that work cross-browser, cross-platform.
8. Localmize
Not Claimed
Founded
2012
Employees
10 - 49
Hourly Rate
$100 - $149
Our Rating
4.5/5
(6 reviews)
Avg. Project Cost
USD 5,000,000+
Contact No
+14027639491
Email
info@localmize.com
They work closely with their local business and professional clients to know their industry and the unique way that their business fits into the local marketplace. Their first step is a complimentary fast start guidance session where they will answer your questions and explore your amazing idea together. Localmize is a good web development company.
Not Claimed
Founded
1997
Employees
2 - 9
Hourly Rate
$150 - $199
Our Rating
4.5/5
(7 reviews)
Avg. Project Cost
USD 5,000,000+
Contact No
+14048766989
Email
social@coolbluei.com
Their work is driven by high-quality standards & measured outcomes. With long years of expertise and a highly-skilled, trained team, it is the best provider of complete e-Solutions dedicated to helping you reach your business objectives with maximum return on investment. They deliver high-quality websites with world-class development solutions. Their complete solutions help businesses draw, convert & retain customers – with proven results.
Not Claimed
Founded
2005
Employees
N/A
Hourly Rate
$100 - $149
Our Rating
4.7/5
(7 reviews)
Avg. Project Cost
USD 50,000+
Contact No
+15012440573
Owner of Creative Instinct, is a freelance graphic designer specializing in logo design, branding, marketing collateral and website design for small businesses. To get a top-notch quality functional website, PHP app development is the best way to go with. It provides you with many chances to PHP Application Development in order to explore its multiple support platforms along with the web servers.
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