Application Maintenance & Legacy Application Support Company in Houston

DESSS helps businesses support, maintain, enhance, and modernize existing applications across legacy and modern technology stacks. We provide practical support for custom business applications, ERP-connected systems, customer portals, reporting environments, mobile extensions, and hard-to-maintain legacy software.

Support and Maintenance for Existing Customer Applications

Many businesses rely on applications built years ago that still support day-to-day operations, customer service, reporting, manufacturing, finance, inventory, and internal workflows. When those systems become unstable or difficult to enhance, DESSS provides structured application maintenance support to protect business continuity while improving the application over time.

We support customer-facing applications, internal business systems, ERP-connected workflows, portals, dashboards, reporting tools, and mobile-connected experiences. Whether the issue is urgent production support, backlog cleanup, new feature work, or long-term modernization planning, our team provides practical help across both old and new technology stacks.

Corrective maintenance

Resolve bugs, production issues, broken workflows, report failures, and user-impacting defects fast.

Adaptive maintenance

Update applications for new business rules, third-party changes, security requirements, and integration needs.

Preventive maintenance

Reduce recurring incidents through code cleanup, environment review, monitoring, and performance tuning.

Perfective maintenance

Add features, improve screens, refine workflows, and increase speed, usability, and reporting quality.

Legacy Application Support Across Old Technologies

DESSS helps organizations continue operating critical legacy applications while reducing the risks that often come with outdated code, unsupported components, incomplete documentation, and shrinking internal expertise. We support legacy environments without forcing a rushed rewrite.

Legacy technologies we support

Visual FoxPro and older FoxPro applications
VB.NET and classic .NET desktop or web applications
Crystal Reports, SSRS, and legacy reporting environments
COBOL-connected workflows and older enterprise logic
Custom SQL-based applications and older database-driven tools
Desktop applications, admin tools, scheduled jobs, and integrations

We also support modern environments

Custom web applications and portals
Customer-facing service platforms and internal business apps
Mobile apps connected to existing ERP or custom software
API integrations, third-party connectors, and middleware layers
Cloud-hosted business applications and hybrid environments
Operational dashboards, reporting layers, and workflow automation

Support for ERP-Connected Applications, Reporting, and Operations

DESSS provides application support around ERP and operational systems so business teams can keep working without disruption.

SAP-related applications

Support workflows, reports, interfaces, customizations, and user-facing extensions around SAP.

Oracle applications

Maintain Oracle-connected apps, database logic, Oracle EBS/Fusion-adjacent workflows, and integrations.

Epicor ERP support

Support manufacturing-facing applications, reports, integrations, and enhancement work around Epicor.

Global Shop environments

Maintain shop-floor, production, inventory, and custom extensions surrounding Global Shop workflows.

Application Maintenance Consulting Company

Today all enterprises face the biggest challenge of maintaining applications, a daunting task. The need of the day is having applications that will optimize performance but reduce IT spending. DESSS, a robust Application Maintenance Company delivers robust application maintenance services that will help enterprises reduce costs, improve business efficiency, minimize risk, and achieve enhanced ROI. Every businessman/businesswoman expects an application maintenance service provider to offer maintenance services that will optimize business efficiency and decrease downtime.

Our Application Maintenance experts offer services that are tailor-made and holistic. Our experts offer a portfolio-based, consultative approach to collaborating with clients and understanding their business visions, domain, technologies, strategies, and applications to deliver customized solutions. Using innovative strategies and proven methodologies, we provide complete technical and functional support for all kinds of applications. We provide not only a maintenance solution that is corrective but also proactive to prevent problems and provide perfect solutions. Through our robust application services, we provide application stability, low TCO, and higher business efficiency.

Application Enhancement and Phased Modernization

Application maintenance should not stop at fixing defects. It should also give the business a path forward. DESSS helps organizations prioritize quick wins, remove technical friction, improve performance, update interfaces, reduce manual work, and prepare the application for future architecture changes.

1. Stabilize

Resolve urgent issues, improve reliability, and reduce recurring failures.

2. Understand

Document business rules, reports, integrations, data dependencies, and user pain points.

3. Enhance

Add new features, modern workflows, mobile access, better reports, and improved user experience.

4. Modernize

Plan migration or phased replacement only where it creates real business value.

Mobile Application Support for Existing Systems

DESSS helps businesses add mobile-friendly workflows to existing applications without starting over. We can maintain the current application and extend it with secure mobile experiences for approvals, field service, work orders, inventory lookup, service tickets, dashboards, customer requests, and document capture.

Where a broader upgrade is needed, our team can combine maintenance support with mobile app development services and application development services so the new experience aligns with your existing business rules and data flows.

Why Businesses Choose DESSS for Application Maintenance

Support for legacy and modern technologies under one team
Houston-based consulting presence with support across Texas and the U.S.
Practical approach for stabilize-now and modernize-next engagements
Experience across ERP, reporting, mobile, web, database, and custom business applications
Flexible delivery for backlog cleanup, urgent support, enhancement, and advisory work

Coverage across Texas and beyond

We support clients in Houston, Austin, Dallas, San Antonio, and across the United States through onsite, hybrid, and remote delivery models.

Our work spans custom applications, reporting environments, ERP-connected platforms, legacy business systems, and application modernization programs for growth-focused organizations.

Frequently Asked Questions

Can DESSS support an old application even if the original developer is no longer available?

Yes. DESSS can review the application, database, reports, integrations, and business rules, stabilize the environment, document critical logic, and provide ongoing support or phased modernization.

Do you support old technologies like FoxPro, VB.NET, Crystal Reports, and COBOL-connected systems?

Yes. DESSS supports older and mixed technology environments and helps clients maintain, improve, integrate, and modernize them in controlled phases.

Can you help us modernize without replacing the whole application at once?

Yes. We often recommend a phased approach that stabilizes the current application, reduces operational risk, documents the business rules, and modernizes the highest-value areas step by step.

Do you only support custom applications?

No. We support custom business applications, ERP-connected systems, reporting environments, integrations, mobile extensions, and operational tools used across finance, manufacturing, service, healthcare, and engineering workflows.

Can you add mobile capability to an existing desktop or ERP-connected application?

Yes. We can extend existing workflows into mobile-friendly experiences for approvals, field service, inventory lookup, work orders, dashboards, document capture, and customer access.

Get in touch

We're here to help you!

Address

2825 Wilcrest Dr #608, Houston, TX 77042, USA

Let's Talk

(713) 589-6496

General Support

[email protected]

Services

Consulting

Industries

Application Maintenance & Legacy Application Support Company in Houston