• ​David D. Golden
  • Vice President
  • Senior Estimator 
  • ​25 years experience in the telecommunications field
  • estimating email: dgolden@mi-27.com


​Cable infrastructure ​Voice, Data, AV, Access control and Electrical

Phone: 703.728.0672

9070 A Junction Drive​​,Annapolis Junction, MD 20701

​​​About Mi-27, Inc.

Estimating Email: dgolden@mi-27.com

​Mi-27, inc.

Mi-27, inc. stands at the forefront of the digital communications revolution, providing cutting-edge low voltage, voice, data, and fiber optic solutions to clients across commercial, industrial, and residential markets. Founded on a passion for connectivity and a dedication to quality, Mi-27, inc. has built a reputation for reliability, innovation, and exceptional service.

Vision and Mission

Our vision is to empower businesses and communities through seamless, robust, and future-ready communication networks. We strive to be recognized as industry leaders in low voltage infrastructure by consistently delivering exceptional workmanship and leveraging the latest technological advancements.

Our mission is to design, implement, and maintain secure, scalable, and efficient networks that adapt to evolving technology needs, facilitating uninterrupted communication, data exchange, and digital growth.

Core Values

Integrity: We conduct business with honesty and transparency, fostering trust with our clients and partners.
Innovation: Embracing change and seeking creative solutions ensure we remain ahead in a rapidly evolving industry.
Excellence: We are committed to superior quality, from planning and installation to ongoing support.
Customer Focus: Understanding and anticipating client needs is at the heart of our approach.
Sustainability: We promote eco-friendly practices and the efficient use of resources for a greener tomorrow.

Our Services
Low Voltage Cabling

Mi-27, inc. specializes in structured low voltage cabling systems that form the backbone of modern communications. Our expertise encompasses the design and installation of copper and fiber optic cabling for voice, data, video, and security applications. Regardless of scope or scale, our solutions are tailored to support high performance, reliability, and future scalability.

Voice Solutions

We offer comprehensive voice communication systems, including VoIP (Voice over Internet Protocol), PBX (Private Branch Exchange), analog and digital phone systems, and unified communications setups. Our team ensures seamless integration, clear call quality, and secure, scalable systems that enhance collaboration and productivity.

Data Networking

From small office LANs to enterprise-scale WANs, our data networking solutions enable fast, secure, and dependable connectivity. We design, install, and maintain network infrastructure including Cat5e, Cat6, Cat6A, wireless access points, and copper backbone components. Our focus is on optimizing performance, minimizing latency, and ensuring network resilience.

Fiber Optic Infrastructure

As data demands soar, fiber optic technology is the gold standard for speed, capacity, and reliability. Mi-27, inc. provides end-to-end fiber optic services, including single-mode and multi-mode installations, splicing, termination, and testing. Our certified technicians utilize advanced tools and techniques to deliver low-loss, high-bandwidth connections for even the most demanding environments.

Testing and Certification

Quality assurance is paramount. We employ industry-leading equipment for comprehensive cable testing, certification, and troubleshooting, ensuring compliance with TIA/EIA and BICSI standards. Detailed documentation and as-built diagrams are provided for every project.

Maintenance and Support

Our commitment extends beyond installation. Mi-27, inc. offers ongoing maintenance, troubleshooting, and support contracts to ensure continued reliability and optimal performance of your network infrastructure.

Security Solutions

Integrated security is vital in any communication network. We install access control systems, IP-based surveillance, and video intercoms that leverage low voltage and network cabling, providing holistic protection and peace of mind.

Consulting and Project Management

Our team offers expert consulting, project planning, and management services. From initial site surveys to system design, procurement, installation, and commissioning, we ensure projects are delivered on-time, within budget, and to stringent quality standards.

Industries Served

Mi-27, inc. is proud to serve a broad spectrum of industries, including:

Corporate Offices & Campuses
Healthcare Facilities
Educational Institutions
Manufacturing & Industrial Plants
Hospitality & Retail
Government & Municipality Buildings
Data Centers
Residential Complexes

Technology Partners

We collaborate with leading technology manufacturers to deliver robust, future-ready solutions. Our partners include Legrand, Panduit, Corning, Leviton, and others, ensuring access to the latest innovations and support.

Certifications & Standards

Mi-27, inc. is committed to excellence and professionalism. Our technicians are certified in numerous industry standards, including:

BICSI Registered Communications Distribution Designer (RCDD)
Certified Fiber Optic Technician (CFOT)
Cisco Certified Network Associate (CCNA)
Panduit Certified Installer

Ortronics Certified installer


We adhere to all relevant safety, building code, and cabling standards, including TIA/EIA, IEEE, and local regulations.

Why Choose Mi-27, inc.?

Experience: Over 15 years serving clients across diverse sectors.
Customized Solutions: Systems tailored to your unique needs, not off-the-shelf kits.
End-to-End Support: From consulting to installation, certification, and ongoing service.
Cutting-Edge Technology: We leverage the latest advancements for optimal performance and future growth.
Commitment to Safety: All work is performed with utmost attention to site safety and regulatory compliance.
Professional Team: Friendly, knowledgeable, and responsive professionals dedicated to exceeding expectations.

Case Studies & Success Stories

Smart Office Campus Deployment: Mi-27, inc. designed and implemented a fiber-to-the-desk system for a leading corporate campus, resulting in 10Gbps connectivity to every workstation and seamless integration of voice and video conferencing solutions.

Healthcare Facility Upgrade: We modernized the IT infrastructure of a regional hospital, deploying redundant fiber optic backbones for critical systems and secure voice/data networks for medical staff and administration.

Educational Institution Network Expansion: Our team executed a campus-wide upgrade for a university, including low voltage cabling for new buildings, high-density Wi-Fi deployment, and unified voice/data integration for faculty and students.

Sustainability Initiatives

Mi-27, inc. is dedicated to minimizing environmental impact. We use energy-efficient products, practice responsible disposal of cabling waste, and design networks with scalability to reduce future resource consumption.

Contact Us

To discover how Mi-27, inc. can empower your organization with state-of-the-art communication infrastructure, reach out for a free consultation or to request a quote.

Email: dgolden@mi-27.com

Phone: +1 (703)728-0672

Website: www.mi-27.com

CAGE: 64KW3

At Mi-27, inc., we believe the future is connected. Let us help you build your bridge to tomorrow.