Meet TMC

Our Company

We combine technical fluency with real-world project leadership – so your technology strategy is grounded, aligned, and built to last.

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Trusted By

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The Team Behind the Strategy

Who We Are

TMC is a team of engineers, consultants, and advisors who specialize in designing complex, interconnected technology environments. We’ve led hundreds of large-scale initiatives across government, education, healthcare, aviation, and the private sector – bringing clarity, structure, and momentum to every engagement.

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Procurement Made Easy

Our SLED and Federal resources allow us to simplify procurement for clients. These pre-approved purchasing vehicles eliminate the need for lengthy RFP processes, ensuring compliance and reducing overhead.

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State/Local Contracts

State and County level contracts in both Minnesota and Florida that can be used for easy purchasing of our services.

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Federal GSA Schedule

Federal GSA Contract for SIN 54151S under Schedule 70 that can be utilized for any federal project requirements.

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Extensive SLED Experience

Nearly four decades of experience working with SLED clients having services over 1,200 different SLED entities.

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WBE/DBE/SBE Certifications

Woman-owned, small, disadvantaged certified in nearly all 50 states. We can help achieve direct diversity goals where needed.

Decades of Impact in a Rapidly Changing Industry

Our History

TMC has helped clients navigate waves of technological change since 1987, from early telecom strategy to modern AI transformation.

1987

TMC was founded to provide telecom and IT consulting during the early wave of enterprise digitization.

1990s

We expanded our WAN optimization practice beginning our track record of saving clients millions of dollars with every enterprise engagement.

2000s

We added IT, AV, and security design for construction projects to our core offerings and grew into the airport, education, and government markets.

2010s

We developed our dedicated GRC, Security, & Privacy practice, bringing more value to our clients while continuing to expand nationally.

2020s

We launched our AI Transformation and Governance practice at the beginning of the AI wave to help our clients adopt AI responsibly, protect sensitive data, and turn innovation into measurable business value.

Built Differently for a Reason

Why TMC?

You don’t need more complexity. You need a partner who knows how to simplify it and make sure it all works together.

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Independent & Objective

We don’t sell hardware or software. Our only priority is helping you choose the right solution for your business.

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Decades of Experience

We offer technical expertise and strategic perspective backed by 35+ years advising clients across industries.

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Purpose-Built for You

No off-the-shelf templates – just tailored plans and guidance based on your goals, challenges, and environment.

The People Behind the Vision

Our Team

With backgrounds in telecom, cybersecurity, AI, and infrastructure design, our leadership team knows how to solve today’s toughest challenges – while planning for tomorrow.

Alyssa O’Brien

Chief Executive Officer

Cheryl O’Brien

Founder & Principal

Ted Siska

Principal, Design & Consulting

David Kim (D.K.)

Principal, Cyber Division

Brendon O’Brien

Chief Revenue Officer

Let’s Build What’s Next

Connect with our team to start planning secure, scalable technology systems that support your mission and future growth.

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