St. Charles County IT Consulting Services

Improve your technology decision-making today for a better tomorrow with our IT consultants.

Chart a course for long-term success today by leveraging 74 years of combined experience with our IT consulting firm.

Why choose Onsite Computer Consulting Services Inc. for IT consulting?

Find solutions to your IT challenges with IT consultants who have over seven decades of industry experience.

Gain a trusted technology partner with a dedicated vCIO who offers strategic guidance and expert insight.

Rethink your data protection strategy with cybersecurity consulting that enhances your digital defenses.

Power through your IT projects with an IT consultancy that delivers effective project management services.

Eliminate constant frustration and extended wait times with our proactive IT vendor management services.

Request a Quote for our IT Consulting Services

I Am Grateful to Have Onsite Computer Consulting As a Member of MY Team

I exclusively rely on the team at Onsite Computer Consulting to support my busy Dental Practice. Whether through increased network reliability, off site backup systems, compliance in data transmission and storage– this is a team of miracle workers. After 20 years of partnership, I am grateful to have Onsite Computer Consulting as part of the Licata Dental Team!

Dr. Faye Licata, DMD
Licata Dental

28 Years

Providing unmatched IT network support for businesses like yours


Customer satisfaction rating for our network support services


Companies rely on our network support and maintenance
Local Businesses Trust Our IT Consulting Company

Make Educated IT Decisions for Your Future With Expert IT Consulting

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Maximize Productivity with Top IT Consultants on Your Side

IT Strategy Consulting
Build a Scalable IT Roadmap That Helps You Grow Without Facing Technology Obstacles

As your company expands, its IT requirements will evolve with the addition of more staff, revenue streams, and possibly new locations.

Our IT consulting and managed IT services are tailored to guarantee that your technology stays ahead of the curve, never lagging behind.

Trust our seasoned IT consultants to craft a personalized IT strategy that takes into account the intricacies and unique requirements of your business and sector.

In our role as your IT consulting partner, we:

  • Conduct audits of your existing IT systems
  • Gain insight into your business operations
  • Devise a roadmap to prevent any technological obstacles as your business expands
Data Security and Backup Consulting
Keep Your Data Safe at All Times

In today’s economic landscape, data serves as the cornerstone for many enterprises, underscoring the importance of safeguarding it against potential threats.

Benefit from top-tier cybersecurity guidance and assistance by partnering with one of the leading St. Charles County IT consulting companies:

  • 24/7 monitoring
  • Cloud consulting and support
  • SOC and SIEM support


As one of the leading IT consulting firms in St. Charles County we extend further protection through backup and data recovery solutions, guaranteeing the preservation of your crucial data regardless of unforeseen circumstances, ranging from server malfunctions to natural calamities.

Compliance Services
Meet All Relevant Regulatory Standards

Our IT consultants possess a deep understanding of the distinctive requirements across various industries.

Partner with IT consulting services in St. Charles County that include conducting thorough audits of your IT infrastructure to ensure compliance with industry-specific standards and frameworks, including:

  • PCI
  • NSIT
  • CMMC
  • And more


Collaborate with IT consulting services in St. Charles County that recognize and address the unique needs of your industry.

Network Consulting
Maximize the Productivity of Your Workflow With More Robust Networks

Downtime in your network can lead to significant losses in productivity, potentially costing your business thousands of dollars per minute. IT consulting firms that overlook the importance of maximizing network uptime may not deliver the optimal return on investment.

At our company, our IT consultants and virtual Chief Information Officers (CIOs) conduct thorough assessments of your network, identifying vulnerabilities and addressing underlying issues. This approach sets us apart as one of the premier IT consulting companies.

Through our network consulting services, you can expect:

  • Reduced downtime
  • Improved network speed
  • Enhanced network security

Make Use of Cybersecurity Consulting That Guarantees Safety

Cybercrime is set to produce financial damages of $10.5 trillion annually by 2025, a threat that necessitates a security response.

By teaming up with OCCSI, your organization can sidestep these costs. As a premier provider of IT consulting and solutions, we specialize in thwarting cyber threats.

Offering a comprehensive suite of state-of-the-art cybersecurity solutions tailored to the ever-changing online risk landscape, we provide:

  • Zero Trust security
  • Endpoint protection
  • Continuous 24/7/365 monitoring
  • Compliance monitoring
  • Support for Security Operations Center (SOC) and Security Information and Event Management (SIEM)
  • Email and spam protection
  • Unified Threat Management (UTM)
  • Managed Detection and Response (MDR)

Onsite Computer Consulting

IT Consulting in St. Charles County

IT Consulting in St. Charles County

Ensure your business never again encounters technology-based growing pains.

Our Other IT Services in Wentzville

Frequently Asked Questions About Our IT Consulting Services

How can your St. Charles County IT consulting support my business?

Our IT consulting services in St. Charles County cater to a broad spectrum of IT requirements for your business. This includes tasks such as network configuration and enhancement, cybersecurity deployment, overseeing cloud migration and administration, designing and maintaining IT infrastructure, selecting and integrating software and hardware, crafting IT strategies, as well as providing continuous IT support and issue resolution.

How much will my business pay for IT consulting in St. Charles County?

The pricing models for IT consulting services in St. Charles County may fluctuate based on factors such as the extent of services needed, the intricacy of your IT setup, and the duration of the project.

Our pricing model is designed to be competitive and flexible, accommodating your budget and unique requirements. This ensures you benefit from top-notch IT consulting solutions without exceeding your financial constraints.

What are the benefits of partnering with your St. Charles County IT consulting company?

Partnering with our St. Charles County IT consulting team offers a multitude of advantages.

You gain access to seasoned IT experts who provide tailored guidance and solutions aligned with your business objectives. Experience heightened efficiency and productivity as we optimize your IT systems. Our robust cybersecurity measures safeguard your sensitive data. Plus, receive ongoing support and maintenance to uphold the reliability and security of your IT infrastructure.