Application Maintenance Services with Support

Keep critical business applications secure, available, and aligned with changing business needs through practical maintenance and responsive support from LME Services. From Microsoft 365 administration and monitoring to troubleshooting, cybersecurity, migrations, and user assistance, our team helps reduce disruption and keep operations moving. Serving businesses across Chicagoland and beyond, we provide plain-English guidance backed by 24/7 support capabilities.

Technician monitoring business applications on multiple screens

Our Application Maintenance Services

Application support covering monitoring, troubleshooting, Microsoft 365 administration, cybersecurity, migrations, and ongoing managed IT.

Microsoft 365 Support

Manage Microsoft 365 deployment, security configuration, users, groups, SharePoint, OneDrive, Teams, licensing, training, backups, and email administration.

Remote Monitoring

Proactively monitor infrastructure for threats and problems while experienced technicians diagnose issues remotely and help reduce downtime and business disruption.

Helpdesk Support

Provide users with direct access to technicians for troubleshooting, software management, systems support, training, and on-site assistance when needed.

Managed IT Services

Coordinate network infrastructure, systems monitoring, cloud management, cybersecurity, backups, compliance assistance, user training, and ongoing technical support.

Technology Migrations

Plan and manage Office 365, cloud, data, and infrastructure migrations through analysis, solution design, testing, cutover support, and post-migration assistance.

Cybersecurity Support

Support application environments with threat monitoring, security audits, identity and access management, endpoint protection, SIEM, MDR, and recovery planning.

Practical Ongoing Support

Keep Applications Reliable And Ready

Application maintenance helps businesses keep essential systems secure, functional, and aligned with daily operations. LME Services combines proactive monitoring, Microsoft 365 administration, cybersecurity, helpdesk access, user guidance, and managed IT expertise to address issues before they create greater disruption. For organizations across Chicagoland and supported locations, the team provides clear recommendations and responsive assistance without unnecessary complexity.

IT specialist maintaining business application systems
Trusted By Businesses

Support That Builds Confidence

See how practical technology guidance and dependable support help organizations stay secure, productive, and operational.

"When Joe assigned Ivan as our lead, we felt like we finally had IT solved. Ivan has been with us 24×7 and the team behind him makes sure nothing falls through the cracks."

David Schuelke
The LME Difference

Why Choose LME Services?

Get a familiar technology partner focused on security, continuity, and practical business support.

Family Expertise

Second-generation leadership carries forward a family-run service approach founded in 1994.

24/7 Support

Access human support and monitoring capabilities designed to identify issues and reduce disruption.

Local Guidance

Dedicated support for Chicagoland businesses from a team familiar with local organizations and operating needs.

Plain-English Advice

Receive practical recommendations that make application, security, and technology decisions easier to understand.

Meet The LME Services Team

Experienced technology professionals support businesses with clarity, continuity, and care.

Portrait of Joe Engelking, CEO of LME Services

Joe Engelking

CEO

Joe Engelking serves as CEO of LME Services, proudly carrying forward the standard of service excellence his father, Leon, established in 1994. Based at the company's Hoffman Estates headquarters, Joe leads new business development and client relationships across the Chicagoland area, ensuring every organization receives technology solutions tailored to their unique needs. As a second-generation leader, he blends decades of family expertise with a forward-thinking approach, championing the integration of AI and automation into client operations to improve efficiency and security. Joe is deeply committed to LME's mission of practical, plain-English technology guidance, working closely with small and mid-size businesses, law firms, and financial services companies. His leadership reflects a genuine dedication to keeping clients running, secure, and confident in their technology partner.

Portrait of Leon Engelking, Founder of LME Services

Leon Engelking

Founder

Leon Engelking is the Founder of LME Services, having launched the company in 1994 after a career at IBM during the early rise of Microsoft and personal computing. Recognizing an underserved population of business owners who needed dependable, practical IT support as internet adoption emerged, Leon built LME from the ground up to meet that need. Over more than three decades, he guided the company through major technology shifts, including ransomware growth, cloud computing adoption, and the transition to remote work. His vision established LME's family-run culture and its commitment to long-term client relationships throughout Chicagoland. Leon's legacy continues to shape the company's values of security-first operations and dedicated, personalized service for small and mid-size businesses across the region.

Portrait of Shania Vernon, Customer Support and Business Operations at LME Services

Shania Vernon

Customer Support / Business Operations

Shania Vernon supports LME Services' clients through customer support and business operations, playing a key role in ensuring smooth day-to-day interactions between the company and the businesses it serves. She helps coordinate client communications and operational processes, contributing to LME's reputation for dependable, responsive service across the Chicagoland area. Shania works behind the scenes to ensure that clients receive timely assistance and that internal operations run efficiently, supporting the company's broader mission of keeping businesses running without disruption. Her attention to detail and dedication to client satisfaction reflect LME's family-run values of long-term relationships and practical, straightforward service. Shania is an essential part of the team that helps small and mid-size businesses feel confident in their technology partner.

Portrait of Ivan Chapa, Systems Engineer at LME Services

Ivan Chapa

Systems Engineer

Ivan Chapa serves as Systems Engineer at LME Services, acting as a lead technical resource for clients throughout the Chicagoland area. He is frequently recognized in client testimonials for his reliable 24/7 support and consistent follow-through on technical issues, ensuring businesses stay secure and operational at all times. Ivan's expertise spans managed IT services, systems monitoring, and troubleshooting, allowing him to resolve complex technical challenges efficiently while communicating clearly with clients. His hands-on approach and commitment to responsiveness align with LME's mission of ensuring clients are never caught off guard by technology issues. Ivan plays a critical role in maintaining the dependable, security-focused service that has defined LME Services' reputation for over three decades.

Frequently Asked Questions

What are application services?

Application services are the support activities that help business software remain available, secure, current, and useful. They can include administration, monitoring, troubleshooting, user support, security configuration, backups, integrations, migrations, and performance assistance. LME Services applies these capabilities across Microsoft 365, cloud systems, infrastructure, cybersecurity, and managed IT environments based on the organization’s operational needs.

What does application maintenance include?

Can you support Microsoft 365 applications?

Do you provide support outside normal business hours?

Can you help migrate applications or business data?

How does application support help reduce downtime?

Can application maintenance include cybersecurity?

How do I start application maintenance services?

Need Help With Application Support?

Talk with LME Services about your applications, users, and support requirements.

Where We Provide Support

LME Services supports businesses across Chicagoland, Wisconsin Dells, and Charleston, SC.

Do We Support Your Location?

Contact LME Services to discuss availability for your organization.

Trusted Experience

Awards and Recognition

4.9 Google rating recognition

4.9 Google Rating

Recognized through 30 Google reviews.

5.0 GoodFirms rating recognition

5.0 GoodFirms Rating

Recognized through 17 GoodFirms reviews.

LME Services founded in 1994 recognition

Founded In 1994

More than three decades of service experience.

Keep Your Applications Running Smoothly

Tell us about your environment and support needs to begin a practical application maintenance conversation.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 847-496-5196. You can also send us a quick email at info@lmeservices.com.