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CMMC & Managed IT Services for Defense Contractors
CMMC-certified. U.S.-based. Veteran-led. Trusted by defense contractors and federal agencies nationwide.
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Managed IT Services for Businesses & Nonprofits
Secure, scalable IT support designed to reduce risk, cut downtime, and keep your operations running.
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Cloud Migration and Managed Cloud Services
Expert-guided migrations to Azure, AWS, and Google Cloud with ongoing support built in.
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Managed IT Services for Businesses & Nonprofits
Secure, scalable IT support designed to reduce risk, cut downtime, and keep your operations running.
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Cloud Migration and Managed Cloud Services
Expert-guided migrations to Azure, AWS, and Google Cloud with ongoing support built in.
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CMMC & Managed IT Services for Defense Contractors
CMMC-certified. U.S.-based. Veteran-led. Trusted by defense contractors and federal agencies nationwide.
Who We Are
Since 2017, VSO has served some of the largest, most complex commercial and government organizations in the world.
VSO serves the Defense Industrial Base and supports secure environments in Microsoft 365 GCC High and AWS GovCloud.
VSO brings all that experience to bear, in one comprehensive suite of offerings, letting you focus on growing your business.
Our people are more than experts, they’re mission-driven problem solvers. VSO teams bring reliability, accountability, and heart to every IT engagement.
Our Mission
At VSO, we take the complexity out of IT transformation. From hybrid cloud strategy and automation to Managed IT Services and transparency in IT relationships, we productize expertise to deliver intelligent, secure, and consistent outcomes. We believe in people-powered performance—especially from the most highly trained workforce in the world: U.S. military veterans.
What We Do
Managed IT Services
Since 2017, VSO has served complex commercial and government organizations across regulated industries from Defense Industrial Base contractors navigating CMMC requirements to healthcare and financial services firms managing their own compliance demands. One partner, one comprehensive suite of managed IT services.
IT Financial Management
FogLifter® is the VSO software automation solution that allows customers to gain an end-to-end view of their entire IT enterprise organized by what matters to them, enabling them to take action to right-size their price-performance in real time.
Cloud
VSO has a proven track record of guiding customers through successful transitions from on-premises to cloud workloads. Our experienced team helps customers understand the strategic benefits of cloud adoption while providing expert guidance on cost optimization and best practices for realizing cloud flexibility without compromising budget control.
End User Services
The VSO End User Services team currently delivers complete PC services for over 100,000 users at locations across the United States. Our team has the scale, experience, and flexibility to meet your business’s unique end-user support needs.
Testimonials
The VSO team has demonstrated an extraordinary level of dedication and resilience, working tirelessly to respond to our recent incidents. Their unwavering commitment to safeguarding our systems and data has been nothing short of remarkable. It’s clear that they have sacrificed personal time, and much-needed rest for the sake of our security
Cloud Customer
Federal and DOD Industry
Endless spreadsheets and human error have been nearly removed.
FogLifter® Customer
Healthcare Industry
We are saving time and have increased visibility and trust in our data.
FogLifter® Customer
Healthcare Industry
FogLifter® creates enterprise wide invoices (both domestic and international) billed to actuals 1 week after the close of the month.
FogLifter® Customer
Manufacturing Industry
We have entrusted FogLifter® with the invoice creation of all our services to our end-client.
FogLifter® Customer
Manufacturing Industry
Not only did FogLifter® save us time, but it also improved the accuracy of our invoice and, in turn decreased disputes and allowing for faster time to cash
FogLifter® Customer
Manufacturing Industry
Our account (~12 PB of storage in 20+ locations) had uniquely stringent billable requirements. FogLifter® provided a granular view to meet the billing needs and saved over 100 man-hours per month.
FogLifter® Customer
Manufacturing Industry
FogLifter® changed the game, automating most of the process and slashing report times to a fraction of what they used to be.
FogLifter® Customer
Healthcare Industry
Yes, in customer satisfaction and SLAs for Network services, Collaboration, LAN, WAN and VoIP/Voice services.
Managed Services Customer
Defense & Aerospace Industry
Andy’s leadership on the Windows Server Administration team has resulted in improved processes and the use of automation where possible.
Managed Services Customer
Civilian Federal Industry
VSO managed a very challenging migration without any major disruption to the business. This was a key requirement for us. We recognize that no migration is complete without a few speedbumps and adjustments being required. VSO was always focused on meeting our requests in a timely and courteous fashion. Their helpdesk support receives regular positive feedback from our staff, which is what we want.
Managed Services Customer
Financial Services Industry
The VSO team has demonstrated an extraordinary level of dedication and resilience, working tirelessly to respond to our recent incidents. Their unwavering commitment to safeguarding our systems and data has been nothing short of remarkable. It’s clear that they have sacrificed personal time, and much-needed rest for the sake of our security
Cloud Customer
Federal and DOD Industry
Endless spreadsheets and human error have been nearly removed.
FogLifter® Customer
Healthcare Industry
We are saving time and have increased visibility and trust in our data.
FogLifter® Customer
Healthcare Industry
FogLifter® creates enterprise wide invoices (both domestic and international) billed to actuals 1 week after the close of the month.
FogLifter® Customer
Manufacturing Industry
We have entrusted FogLifter® with the invoice creation of all our services to our end-client.
FogLifter® Customer
Manufacturing Industry
Not only did FogLifter® save us time, but it also improved the accuracy of our invoice and, in turn decreased disputes and allowing for faster time to cash
FogLifter® Customer
Manufacturing Industry
Our account (~12 PB of storage in 20+ locations) had uniquely stringent billable requirements. FogLifter® provided a granular view to meet the billing needs and saved over 100 man-hours per month.
FogLifter® Customer
Manufacturing Industry
FogLifter® changed the game, automating most of the process and slashing report times to a fraction of what they used to be.
FogLifter® Customer
Healthcare Industry
Yes, in customer satisfaction and SLAs for Network services, Collaboration, LAN, WAN and VoIP/Voice services.
Managed Services Customer
Defense & Aerospace Industry
Andy’s leadership on the Windows Server Administration team has resulted in improved processes and the use of automation where possible.
Managed Services Customer
Civilian Federal Industry
VSO managed a very challenging migration without any major disruption to the business. This was a key requirement for us. We recognize that no migration is complete without a few speedbumps and adjustments being required. VSO was always focused on meeting our requests in a timely and courteous fashion. Their helpdesk support receives regular positive feedback from our staff, which is what we want.
Managed Services Customer
Financial Services Industry
The VSO team has demonstrated an extraordinary level of dedication and resilience, working tirelessly to respond to our recent incidents. Their unwavering commitment to safeguarding our systems and data has been nothing short of remarkable. It’s clear that they have sacrificed personal time, and much-needed rest for the sake of our security
Cloud Customer
Federal and DOD Industry
Endless spreadsheets and human error have been nearly removed.
FogLifter® Customer
Healthcare Industry
We are saving time and have increased visibility and trust in our data.
FogLifter® Customer
Healthcare Industry
FogLifter® creates enterprise wide invoices (both domestic and international) billed to actuals 1 week after the close of the month.
FogLifter® Customer
Manufacturing Industry
We have entrusted FogLifter® with the invoice creation of all our services to our end-client.
FogLifter® Customer
Manufacturing Industry
Not only did FogLifter® save us time, but it also improved the accuracy of our invoice and, in turn decreased disputes and allowing for faster time to cash
FogLifter® Customer
Manufacturing Industry
Our account (~12 PB of storage in 20+ locations) had uniquely stringent billable requirements. FogLifter® provided a granular view to meet the billing needs and saved over 100 man-hours per month.
FogLifter® Customer
Manufacturing Industry
FogLifter® changed the game, automating most of the process and slashing report times to a fraction of what they used to be.
FogLifter® Customer
Healthcare Industry
Yes, in customer satisfaction and SLAs for Network services, Collaboration, LAN, WAN and VoIP/Voice services.
Managed Services Customer
Defense & Aerospace Industry
Andy’s leadership on the Windows Server Administration team has resulted in improved processes and the use of automation where possible.
Managed Services Customer
Civilian Federal Industry
VSO managed a very challenging migration without any major disruption to the business. This was a key requirement for us. We recognize that no migration is complete without a few speedbumps and adjustments being required. VSO was always focused on meeting our requests in a timely and courteous fashion. Their helpdesk support receives regular positive feedback from our staff, which is what we want.
Managed Services Customer
Financial Services Industry
Join Our Team Today!
VSO is not like every other company. At VSO we build a valuable company by building a company of values.
Join Our Team Today!
VSO is not like every other company. At VSO we build a valuable company by building a company of values.
Our News and Updates
Oct 19, 2026
Intune and Defender for Endpoint in GCC High: what actually changes
You moved to Microsoft 365 GCC High for the data handling, the eligibility controls, and the US persons support commitments. Now you have to manage the laptops. If the [...]
Oct 15, 2026
IL4 vs IL5: what DoD cloud impact levels mean for contractors choosing a cloud environment
Impact Levels come up the moment a defense program asks where its data will live. Vendors advertise IL4 and IL5 authorizations, program offices ask for them, and it is [...]
Oct 14, 2026
STIG compliance for defense contractors: when DISA STIGs apply and how to use them on endpoints
STIG compliance comes up in almost every conversation with a defense contractor about hardening endpoints, and it is often misunderstood in both directions. Some teams assume STIGs are required [...]
Oct 13, 2026
CUI marking explained: banners, designation indicators, and CUI Basic versus Specified
CUI marking is the part of the Controlled Unclassified Information (CUI) program that people see every day, and it is where small errors spread fastest. A document marked correctly [...]
Oct 12, 2026
Endpoint data loss prevention for CUI: policies that hold at the device
Your data loss prevention (DLP) policies probably live where your files live: in Microsoft 365, watching email and SharePoint. That covers the cloud half of the problem. The other [...]
Oct 8, 2026
Continuous compliance monitoring: what to automate and what still needs a person
Most compliance programs still run on a calendar. Controls get checked before an audit, evidence gets gathered in a rush, and the environment spends the rest of the year [...]
Oct 7, 2026
Patch management best practices for regulated endpoints: rings, priorities, and proof
Every IT team agrees that patching matters. The disagreement is about speed. Push updates too fast and a driver update takes down the engineering team's computer-aided design (CAD) workstations. [...]
Oct 6, 2026
Who can decontrol CUI? What contractors can and cannot do with controlled information
Only the government agency that designated the information as CUI, or personnel that agency authorizes in its CUI policy, can decontrol CUI. Contractors cannot decontrol CUI on their own, [...]
Oct 5, 2026
Endpoint compliance for CUI: what NIST SP 800-171 requires on every device
Somewhere in your building, or in a home office two time zones away, is a laptop with Controlled Unclassified Information (CUI) on it. The protection your enclave, your policies, [...]
Oct 1, 2026
Managed IT services for manufacturing and the defense industrial base: what makes VSO different
Manufacturers are some of the hardest IT environments to run well. Engineering workstations run design software that cannot go down mid-project, the enterprise resource planning (ERP) system ties the [...]
Oct 19, 2026
Intune and Defender for Endpoint in GCC High: what actually changes
You moved to Microsoft 365 GCC High for the data handling, the eligibility controls, and the US persons support commitments. Now you have to manage the laptops. If the [...]
Oct 15, 2026
IL4 vs IL5: what DoD cloud impact levels mean for contractors choosing a cloud environment
Impact Levels come up the moment a defense program asks where its data will live. Vendors advertise IL4 and IL5 authorizations, program offices ask for them, and it is [...]
Oct 14, 2026
STIG compliance for defense contractors: when DISA STIGs apply and how to use them on endpoints
STIG compliance comes up in almost every conversation with a defense contractor about hardening endpoints, and it is often misunderstood in both directions. Some teams assume STIGs are required [...]
Oct 13, 2026
CUI marking explained: banners, designation indicators, and CUI Basic versus Specified
CUI marking is the part of the Controlled Unclassified Information (CUI) program that people see every day, and it is where small errors spread fastest. A document marked correctly [...]
Oct 12, 2026
Endpoint data loss prevention for CUI: policies that hold at the device
Your data loss prevention (DLP) policies probably live where your files live: in Microsoft 365, watching email and SharePoint. That covers the cloud half of the problem. The other [...]
Oct 8, 2026
Continuous compliance monitoring: what to automate and what still needs a person
Most compliance programs still run on a calendar. Controls get checked before an audit, evidence gets gathered in a rush, and the environment spends the rest of the year [...]
Oct 7, 2026
Patch management best practices for regulated endpoints: rings, priorities, and proof
Every IT team agrees that patching matters. The disagreement is about speed. Push updates too fast and a driver update takes down the engineering team's computer-aided design (CAD) workstations. [...]
Oct 6, 2026
Who can decontrol CUI? What contractors can and cannot do with controlled information
Only the government agency that designated the information as CUI, or personnel that agency authorizes in its CUI policy, can decontrol CUI. Contractors cannot decontrol CUI on their own, [...]
Oct 5, 2026
Endpoint compliance for CUI: what NIST SP 800-171 requires on every device
Somewhere in your building, or in a home office two time zones away, is a laptop with Controlled Unclassified Information (CUI) on it. The protection your enclave, your policies, [...]
Oct 1, 2026
Managed IT services for manufacturing and the defense industrial base: what makes VSO different
Manufacturers are some of the hardest IT environments to run well. Engineering workstations run design software that cannot go down mid-project, the enterprise resource planning (ERP) system ties the [...]
Oct 19, 2026
Intune and Defender for Endpoint in GCC High: what actually changes
You moved to Microsoft 365 GCC High for the data handling, the eligibility controls, and the US persons support commitments. Now you have to manage the laptops. If the [...]
Oct 15, 2026
IL4 vs IL5: what DoD cloud impact levels mean for contractors choosing a cloud environment
Impact Levels come up the moment a defense program asks where its data will live. Vendors advertise IL4 and IL5 authorizations, program offices ask for them, and it is [...]
Oct 14, 2026
STIG compliance for defense contractors: when DISA STIGs apply and how to use them on endpoints
STIG compliance comes up in almost every conversation with a defense contractor about hardening endpoints, and it is often misunderstood in both directions. Some teams assume STIGs are required [...]
Oct 13, 2026
CUI marking explained: banners, designation indicators, and CUI Basic versus Specified
CUI marking is the part of the Controlled Unclassified Information (CUI) program that people see every day, and it is where small errors spread fastest. A document marked correctly [...]
Oct 12, 2026
Endpoint data loss prevention for CUI: policies that hold at the device
Your data loss prevention (DLP) policies probably live where your files live: in Microsoft 365, watching email and SharePoint. That covers the cloud half of the problem. The other [...]
Oct 8, 2026
Continuous compliance monitoring: what to automate and what still needs a person
Most compliance programs still run on a calendar. Controls get checked before an audit, evidence gets gathered in a rush, and the environment spends the rest of the year [...]
Oct 7, 2026
Patch management best practices for regulated endpoints: rings, priorities, and proof
Every IT team agrees that patching matters. The disagreement is about speed. Push updates too fast and a driver update takes down the engineering team's computer-aided design (CAD) workstations. [...]
Oct 6, 2026
Who can decontrol CUI? What contractors can and cannot do with controlled information
Only the government agency that designated the information as CUI, or personnel that agency authorizes in its CUI policy, can decontrol CUI. Contractors cannot decontrol CUI on their own, [...]
Oct 5, 2026
Endpoint compliance for CUI: what NIST SP 800-171 requires on every device
Somewhere in your building, or in a home office two time zones away, is a laptop with Controlled Unclassified Information (CUI) on it. The protection your enclave, your policies, [...]
Oct 1, 2026
Managed IT services for manufacturing and the defense industrial base: what makes VSO different
Manufacturers are some of the hardest IT environments to run well. Engineering workstations run design software that cannot go down mid-project, the enterprise resource planning (ERP) system ties the [...]
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We proudly employ and empower U.S. military veterans through every part of our business. Our veteran talent fuels our performance culture, our service ethos, and our unwavering reliability.
