Custom ASP.NET Development By The Experts

Custom ASP.NET Development

Looking for an expert ASP.NET developer?
Contact us for a free consultation.

Keene Systems has been building ASP.NET applications since the platform’s debut in 2002, making it the core of our business for over two decades.

With a team of 35+ senior .NET developers, we help companies define their requirements and deliver scalable, cost-effective applications that solve real business challenges. Our expertise ensures your next web application is built to perform, evolve, and drive results.

With Keene Systems, you have a partner that covers every aspect of your ASP.NET development project. Our holistic approach ensures that your vision is executed flawlessly, from the initial idea to the polished application.

Trusted By Leading Companies

Keene Systems has delivered enterprise-grade mobile apps for some of the world’s most recognized brands.

Why Choose Keene Systems For Your ASP.NET Development Needs?

Enterprise Experience: Decades of success with Fortune 500 & mid-market leaders
ASP.NET Core Specialists: Team of over 35 senior Microsoft-focused developers
Scalable Solutions: From workflow automation to real-time analytics & secure portals
Proven Longevity: 38+ years delivering business-critical applications that last

With the right ASP.NET application, your business gains the security, scalability, and performance it needs to thrive in today’s digital landscape.

Let's build your organization a custom application that can automate your workflows, improve efficiency and scale with your business.

Proven & Mature - Backed by Microsoft since 2002, ASP.NET is a stable, evolved platform you can count on.
Browser-Based Access - Runs entirely in a browser with no client installation required.
Built-In Scalability & Performance - Recovery, caching and load management are part of the framework.
Rich Development Tools - Visual Studio and a robust widget library speed up development and reduce coding time.
Powerful Data Integration - Deep compatibility with SQL Server plus support for almost any backend data store.

Modern UI Options - Seamlessly pairs with React, Angular, or other frameworks for dynamic front-end design.
Enterprise-Grade Security - Built-in authentication and API support for secure integrations with apps like Salesforce.
Flexible & Open Source - ASP.NET Core runs cross-platform on Windows, Linux, macOS and is well-suited for containerization with technologies like Docker.
Cloud & Mobile Ready - Natively supports Microsoft Azure cloud apps and mobile development.
Robust Ecosystem - Extensive third-party toolkits like Telerik add even more functionality and speed.

EXPERTS AT ASP.NET, SQL SERVER & Supporting Platforms

The best platform for creating robust, scalable, and secure web applications is Microsoft ASP.NET combined with SQL Server for the database. Keene Systems was founded years ago, and we have been specializing in ASP.NET ever since it came out in 2002. We can craft a web application that exactly matches and improves your business process with our 35+ seasoned ASP.NET programmers, business analysts, database designers, software testers, and user interface designers. We develop software that improves your company's efficiency and profitability. These are the primary and complementary technologies that we specialize in:

CUSTOMER TESTIMONIALS

Leading companies partner with Keene Systems for ASP.NET development projects that solve complex challenges and drive measurable outcomes. Here’s what they have to say about working with us.

“Keene Systems has been effective in helping our firm stay on top of the many, many events that occur on a daily basis during the NH legislative session. Before Keene Systems created this system, we were cutting and pasting information into reports for clients and reviewing pages and pages of information before putting literally hundreds of events into our calendars per week. ”

Tristin Craigue

Administrative Coordinator

The Dupont Group

“To help us create an internal patient record-keeping system, Keene Systems provided the responsive service we needed, delivering the completed project on schedule and on budget.”

Sharon Hershon

IT Manager

Partners Healthcare

"We engaged Keene Systems, Inc. to do some detailed website enhancements on our ASP.NET platform. The enhancements were complex and required much communication between us and Keene Systems, Inc. We were extremely happy with Manish - the software engineer and coder that was assigned to our project. We are very satisfied with the work done and would not hesitate to use Keene Systems, Inc. for any future work! 5 out of 5 stars!"

Russell J. Torlage

President

SOTA Instruments Inc.

“Keene Systems enabled us to create an internal database-driven HR application that calculated employee bonuses and hid its complexity from our users. The UI was as simple to use as a spreadsheet.”

Nancy Spalding-Gray

IT Manager

State Street Research

Our ASP.NET development process is simple and efficient. As a premier professional ASP.NET development and consulting firm, we guide you through every step:

Initial Consultation – Meet with our CEO, Lance Keene, to align on goals, audience and needs.
Requirements & Estimate – Lance and the team define features, integrations and provide a tailored estimate for your project.
Project Kickoff – Once you approve the estimate, we launch your project with a clear roadmap.
Agile Development – Our team builds your app iteratively with periodic check-ins and refinement to keep everything on track.
Testing & Deployment – Together we test the application and deploy into your environments.
Ongoing Support – Keene Systems maintains, updates and scales your application as your business and user needs evolve.

We focus on delivering more than just software. We deliver a custom ASP.NET solution that helps your business succeed in today’s marketplace.