Top 10+ C# Development Companies in Los Angeles (2026)

Last Updated 04th November 2026 | Category: Top Web Development Firms

As of November 2026, this directory tracks 58 c-sharp companies. Hyperlink InfoSystem currently sits at the top of the list (5.0-star average from 497 verified reviews, $25 - $49 / hr, in business since 2011). Looking at the group as a whole, the midpoint hourly rate is $75, the median rating is 4.4, and 19% report a team of 50 or more. Most frequently listed specialties here include Mobile App Development, Web Development, Bot Development, and AI Development.

Every company on this page is evaluated on the same real signals: how clients have rated their work, what they charge per hour, how big their team is, and how long they've been in business. Clients rate these c-sharp firms 4.8/5 on average. $50 - $99 / hr is the most common rate band. Roughly 19% of the companies listed report a headcount of 50 or more. Before reaching out to any shortlisted firm, it's worth cross-checking its review history and portfolio directly - every listing is manually checked (founding year, services, team size) and reviews go through a moderation step before they go live.

58
Verified Firms
$50 - $99 / hr
Most Common Rate
4.8
Average Rating
19%
Have 50+ Employees
How this list is built: Companies are added only after manual research into their foundation year, service offerings, ratings, and employee strength. Client reviews go through a verification step before being marked Verified and shown publicly. Listings marked Sponsored pay for premium placement — sponsorship does not affect star ratings or review content.

Top-Ranked c-sharp Companies

Compare the highest-ranked firms first side by side.

Rank Company Rating Reviews Hourly Rate Team Size Founded Headquarters Action
1 5.0 497 $25 - $49 / hr 1,000 - 9,999 2011 Jersey City, NJ Visit Profile
2
4.8 7 $100 - $149 / hr 10 - 49 2004 Boston, MA Visit Profile
3 4.5 7 $150 - $199 / hr 10 - 49 2008 Jacksonville, FL Visit Profile
4 4.3 9 $50 - $99 / hr 10 - 49 2005 — Visit Profile
5 4.6 9 $100 - $149 / hr 50 - 249 N/A — Visit Profile
6 — — $50 - $99 / hr 10 - 49 2010 — Visit Profile
7 4.7 8 $50 - $99 / hr 2 - 9 2015 Philadelphia, PA Visit Profile
8 — — $100 - $149 / hr 2 - 9 2007 — Visit Profile
9 4.2 9 $100 - $149 / hr 10 - 49 2001 — Visit Profile

The List of Top 10+ C# Development Companies in Los Angeles | Top C# Developers Los Angeles November 2026

2023
$50 - $99
2 - 9
2005
$50 - $99
10 - 49
$10,000+
Web Development Web Design Mobile App Development UI/UX Design
2012
$50 - $99
50 - 249
$5,000,000+
iOS App Development iPhone App Development Mobile App Development
2022
$25 - $49
50 - 249
2003
$100 - $149
2 - 9
$50,000+
Mobile App Development UI-UX Design Web Design Web Development
2022
$25 - $49
50 - 249
1997
$150 - $199
50 - 249
$2,500,000+
Web Development Web Design PHP Development WordPress Development Mobile App Development Custom Software Development CMS Development
2012
$50 - $99
10 - 49
2025
$150 - $199
2 - 9
No reviews yet
2007
$100 - $149
2 - 9
$100,000+
Web Development Web Design E-Commerce
—
$50 - $99
50 - 249
No reviews yet
2023
$25 - $49
2 - 9
2015
$50 - $99
2 - 9
$100,000+
Web Development Web Design PHP Development Mobile App Development Custom Software Development .NET Development
—
Undisclosed
2 - 9
2001
$100 - $149
10 - 49
$2,500,000+
Web Development Web Design
2020
$50 - $99
10 - 49
4.8 7 Reviews
2004
N/A
10 - 49
$50,000+
Web Development Web Design PHP Development WordPress Development Node.js Development UI/UX Design
2015
$25 - $49
2 - 9
N/A
$100 - $149
50 - 249
$50,000+
Web Development Web Design PHP Development
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FAQ

Frequently Asked Questions

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Los Angeles's reputation as a Web Development hub didn't happen overnight — it's the result of a steady output of engineering graduates, a maturing local tech scene, and firms that have spent years building repeatable delivery processes for international clients. That combination keeps costs reasonable without forcing a trade-off on quality, which is why the region keeps attracting both first-time outsourcers and companies moving work away from more expensive markets.

Los Angeles turns out a steady stream of engineering talent each year, and the stronger Web Development companies in the region have built real depth across current frameworks, cloud infrastructure, and mobile platforms rather than relying on a handful of senior people. For larger projects, ask specifically how a firm staffs beyond its founding team — that answer tells you whether their bench is genuinely deep or whether growth would strain it.

Outsourcing to Los Angeles is routine at this point, but it still deserves the basics done properly: a signed NDA, a clear clause on who owns the IP once it's built, and an understanding of what happens if either side wants to walk away mid-project. Established Web Development companies in Los Angeles will have handled these terms many times before and shouldn't push back on any of them — hesitation there is itself a useful signal.

Rankings for Web Development companies in Los Angeles are built from a mix of verified client reviews, the depth and relevance of each firm's portfolio, market presence, and how responsive they are on the platform itself — not a single self-reported score. Our team cross-checks submitted project details against client interviews wherever possible, so a company sitting near the top of the Los Angeles list has that position backed by more than its own marketing.

Listings for Web Development companies in Los Angeles update continuously as new reviews come in, with a more thorough re-ranking pass every few months. That means a firm coasting on an old reputation without fresh client feedback will gradually slide, while newer companies with strong recent delivery can move up — the goal is that the Los Angeles list reflects how firms are performing now, not two years ago.

It depends on your business goals, but a Web Development company in Los Angeles that's serious about outcomes will tie their KPIs to yours — activation rate, feature adoption, conversion, churn, revenue per user — rather than reporting on generic delivery metrics like story points closed. Get analytics wired in from the start so there's a real feedback loop between what gets built and what actually moves the business, and agree on which numbers matter before the project kicks off.

The sweet spot for value tends to be mid-size Web Development companies in Los Angeles — big enough to have real process and accountability, small enough to keep overhead (and therefore price) reasonable. These firms usually can't compete with large agencies on brand name, so they compete on transparent, milestone-based pricing and a portfolio that speaks for itself. Ask to see completed work at roughly your budget level before assuming a firm is a fit.
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