• Contact Us for a Free Quote
  • Who We Are
    Your Local Software Consulting Firm Since 2005
    CSS is a Software Consulting Firm
    Offering Custom Application,
    Website Design and Development
    Located in Irvine, CA
  • What We Do
    Design, Develop, and Market Custom Applications and Websites
    We Create Custom Software,
    Applications, and Websites
    Using a Variety of Platforms,
    Languages, and Tools to Grow
    Your Business
  • Why You Need Us
    More Clients, More Business, More Revenue
    We Deliver Custom Solutions
    On Time and On Budget, Helping
    You Attract More Customers
    and Grow Your Business


Custom Software Solutions, Inc. is a software consulting firm offering custom design and development for websites, web applications, mobile apps, and software.

Custom Software Solutions, Inc.

Custom Software Solutions provides custom design, development, and marketing solutions for:


  • Software
  • Web Applications
  • Mobile Applications
  • Mobile-Friendly Websites
  • eCommerce Websites
  • Search Engine Optimization (SEO)
  • Pay-Per-Click (PPC)


We specialize in open source platforms such as Drupal, Moodle, Wordpress, and Magento. Our developers are experienced in a wide variety of development languages and platforms, including Microsoft .Net, C#, PHP, Cold Fusion, SQL, mySQL Database, JQuery, HTML, and many more. Read More

CSS is the Only Software Consulting Company

You'll Ever Have to Hire

Request a free Quote


Custom Software Solutions, Inc. uses several content management systems to design, develop, and market custom applications and websites. Read More


Used to make websites and applications with easy editing, excellent performance, and sturdy security. Drupal is known for its flexibility, allowing you to select themes and customize them to your brand.


Magento is one of the leading eCommerce platforms. It focuses on building relationships between manufacturers and customers, allowing retailers, brands, and manufacturers to provide an excellent shopping experience.


Currently the most viewed online publishing platform, WordPress is an open-source platform that offers a wide variety of plugins and add-ons to maximize website functionality for any business.


Moodle is a Learning Management System (LMS) designed to provide educators, learners, and program administrators with the tools to personalize and direct their personal education experience.


ColdFusion is a platform used to build web applications, and it is built on Java and Apache Tomcat J2EE. ColdFusion provides powerful and expressive designs that can be used to build a dynamic website.

Microsoft .NET

A programming framework provided by Microsoft, Microsoft.NET is used to build custom desktop, web, and mobile applications that can be configured to run on Windows, Linux, Mac, iOS, and Android devices.

Digital Marketing

We create new growth opportunities for our clients through advanced digital marketing services, including SEO, PPC, and content marketing. We leverage experience, skills, and resources to understand our clients’ goals and reach new customers and markets.

eCommerce Design

Our eCommerce experts develop cost-effective, highly secure eCommerce systems. We focus on easy-to-use eCommerce solutions that allow you to simplify the shopping experience for customers and manage your inventory.

LMS Design

We design and develop Learning Management Systems (LMS) that allow you to create a unique online education experience—no matter if you’re a college, university, school, school district, or corporate training department.

Why You Need CSS

Custom Software Solutions, Inc. specializes in matching your company with the right solution to save time, drive growth, and maximize return on investment. As part of our commitment to your success, we offer:

Personal Consultations

All of our custom solutions start with a personal consultation. During this consultation, we will identify the goals and requirements for your website and develop a strategic plan to build your custom tool.

Strategic Digital Marketing

We use a number of digital marketing strategies, including pay-per-click advertising, search engine optimization, content development, keyword optimization, and more to drive new customers to your business.

Monthly Reporting

We provide regular updates on your site traffic, visitor behavior, and eCommerce conversions to ensure that your website is helping you meet your business objectives.

Innovative eCommerce

The right eCommerce platform can grow revenue right from your homepage. We can help you identify a modern, secure eCommerce solution and put it to work for your site.

Professional Website Design

Our professional developers will help create a custom design that highlights your business to communicate with your visitors and convert them into customers.

Ongoing Maintenance

We are dedicated to keeping you online and providing your customers with a consistent, secure experience. CSS will take care of maintenance patches, version updates, security patches, and more.

Comprehensive Branding

Your brand is the face of your business, and your website is a great way to display that brand. We can help you showcase your logo, design elements, colors, and more to create a unified brand image.

Site Management

CSS can help you keep your website fresh for customers 24/7. We utilize web frameworks that allow you to upload new content, edit existing content, and change visuals to keep your site up-to-date.

Client Feedback


Contact Custom Software Solutions for more information or to get started on your next custom development project. Use the form below to contact us for support, consultation, feedback, and more.


Office Number

Phone: (949) 419 6569


7545 Irvine Center Drive Suite 200 Irvine, CA 92618