4.9 / 5 based on 91 happy customers

IT services

We manage, secure, and support your technology so your team can focus on billable work, not IT issues. Trusted by professional services firms across the U.S.

20

Years in Business

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9.7/10

Client Satisfaction Rating

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99.99%

Average Client Uptime

IT services for professional service businesses

Managed IT

We become your IT department—handling everything from helpdesk to system maintenance to vendor coordination. No more finger-pointing, surprise fees, or chasing down status updates.

Let’s take IT off your plate

We make IT easy by managing it all. From setup to security, we keep your systems running and your team productive.

IT security & compliance

Security shouldn’t slow you down—but ignoring it can cost you. We help you stay protected and compliant with evolving regulations, without burying your team in busywork.

Protect your data. Avoid the fines. Sleep better.

We handle your cybersecurity and compliance so you don’t end up in headlines or hot water.

Cloud services

Work from anywhere. Access everything. We set up, migrate, and manage secure cloud environments tailored to your needs—without locking you into what you don’t need.

More uptime. Less hassle.

We make cloud simple, stable, and safe—so your team can stay connected no matter where they work.

Managed VOIP

Your phones should be reliable, crystal clear, and easy to manage. Our managed VOIP service delivers all three—with no nickel-and-diming.

Professional voice. Powerful features. One low monthly price.

We manage your phones so you can focus on the conversations that matter.

IT consulting

We help firms make smarter technology decisions—from vendor evaluations to compliance readiness to long-term planning. You get access to deep experience and practical answers.

Make your next tech move your smartest yet.

We help you solve the right problems—and avoid the wrong investments.

Industries we support

We help professional services firms manage IT without the complexity, cost, or confusion.

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Law firms

Support for legal apps, data privacy, and eDiscovery.

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Accounting firms

Compliance-ready support for tax and audit seasons.

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Financial advisor firms

Security and uptime for wealth management platforms.

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Architectural firms

CAD, BIM, and cloud file access without delays.

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Engineering firms

Collaboration tools and large file storage that work.

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Insurance firms

VOIP, email, and compliance-ready infrastructure.

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Consulting firms

Secure remote access and collaboration tools.

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Medical services

HIPAA-compliant support for EMR and scheduling systems.

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Other professional services

Customized IT plans that match your business model.

Discover how seamless IT can transform your firm’s efficiency & security

See what our clients are saying

Sleep well at night knowing that you have Diamond IT.

 “At the end of the day when you leave here and you shut down your machine, you know that your client’s data is safe and it’s secured and you don’t have to worry…You don’t have those concerns anymore. That’s somebody else’s concern. You go home, you go to bed, sleep well at night knowing that you have Diamond IT taking care of you.”

Get expert IT support trusted by businesses like yours

“They never upsold us, which was really important. They never tried to get us to the the next latest and best. They looked, for solutions for us, not profits for them.”

Jim Karp

Charles, Blank & Karp, LLP

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Meet the Diamond IT team

Behind every fast response and smart solution is a real person who understands your business. Our team combines technical know-how with industry experience to support your firm with care and clarity. We don’t hide behind tickets—we work alongside you.

Matt Mayo

CEO

Jon Fitrzyk
Jon Fitrzyk

Jon Fitrzyk

VP of Managed Services

Garret Ullal

Director of Platform Engineering & Strategic Automation

Cody Cooper

Strategic Services Manager

Serving clients nationwide

Headquartered in California and Indiana, we support clients across the U.S. Our remote tools, local techs, and flexible support model make it easy to work with us—no matter where you are.

West Coast Branch

West Coast Branch

Service area: Bakersfield, Encino, Tulare, Los Angeles

Midwest & Eastern Branch

Midwest & Eastern Branch

Service area: Indianapolis