Long Island New York #1 On-Site Computer Consultants, Flash & Hard Drive Data Recovery and PC Repair Network Troubleshooters

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Read Unbiased Consumer Reviews Online at AngiesList.com
Rating: A



When we needed fast computer service for a remote office, we chose Networks by Design. They were extremely pleasant to deal with. They quickly came to the office and diagnosed the problem. They were very thorough. We are highly confident in the expertise of their technicians, and we will definitely use them again. Thanks!
- Tom B. (Celino & Barnes, Buffalo, NY)

I use my computer for a home based business and a virus hit my computer. I could not do anything the computer wouldn't even go online. I called Networks by Design they picked up my computer and had it back to me within 3 days. They are a great company that I will recommend to friends, family and colleges. You guys are the best.
- Diane G. (Long Beach, NY)

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Long Island VOIP Service

Long Island Voip for Business Wiring & Telephone Service

Long Island Telephone Systems

PBX Telephone Systems Installation, repair and Maintenance Service Company for wired or wireless telephone systems.


Partnered with NEC Business Telephone Systems
Offering Discounted NEC Phone Systems for your Business

We provide a free system analysis.
Finance and Leasing options are available!

Long Island VOIP Service partnered with NEC & Avaya


Telcom Management, Inc. is a premier NEC Channel Reseller of the NEC DSX Line as well as Avaya Business Partner Serving The Metropolitan New York Area. We strive to deliver exactly what you expect and much more.

Telcom Management, Inc. also specializes in Computer Network Cabling, Paging, and Background Music Systems. We also work with the major carriers of T1, Centrex, VOIP, POTS Lines and can assist in ordering new phone numbers with your current phone system. We have the experience and staff to get the job done. Don't settle for less.. call Telcom Management, Inc. today.

From Desktop to Patch Panel, you take it from there.

Reliable communications is the key to your business success. Telcom Management, Inc. understands your need for worry-free equipment and service. That's why we offer trusted brand name products supported by a knowledgeable technical staff at an affordable price. Hundreds of businesses rely on our services everyday. They count on us to service their phone equipment, set up a voice mail system, cable a local area network or configure a paging system.

Start Saving Big! Up to 25%+ off your Monthly Phone Bill!

Some of the Services we offer:


  • NEC Telephone Systems
  • Computer Telephone Integration
  • Relocation Services
  • Services on Existing Systems & Products


  • Network Wiring
  • Fiber Optics Wiring
  • Category 5 Wiring
  • ISDN Services
  • And More...

Voice Mail

  • Corporate Office Voice Mail
  • Small Office Voice Mail
  • Automated Attendant
  • Integrated Voice Response
  • Fax Mail
  • Fax on Demand

Purchase or Finance a Long Island NEC Phone System That Will Grow With Your Business

In every single company, irrespective of whether small or significant, you will need to ensure the Long Island phone system that is definitely installed can cope with the communication that is definitely needed between employees and various departments.

While your business grows, it's really crucial to upgrade the to a phone system that will be able to grow with your business. An NEC phone system is the communication technology your business will use to grow with. The way we opporate we make the switchover from your current phone system to a new or used NEC phone system as simple as possible. We work around your schedule and will work with the service vendors to make sure timing is near perfect. We do this so there will not be any hassles and issues during the switch over so communicating with staff or a clients will have minimal downtime.

Through our years of being a Long Island Telephone Systems expert we ended up partnering with NEC phone systems allowing us to sell and service the very best in communication technology. Above you will find a listing of the most popular features that have made NEC a top communications or Long Island business phone vendor.

Long Island VOIP Service

Voip for business

Our top of the line VOIP services include

  • highspeed internet
  • VPN and Secured Static IP
  • Up to 32 VOIP phones
  • 25-30 phones that can be used at multiple locations

DSX VOIP for your Home

What can a DSX-40 system do for your home?

In addition to the many home amenities you've thoughtfully chosen to simplify and enhance your life, we would like to offer the same sophistication and modern conveniences for your home communications system.

Flexible Intercom - for complete room-to-room calling capability.

Intercom is a great way to find people in the house. If you have a large home and wish to speak to someone in another room or on another floor, without shouting or running from room to room, use Intercom. As an extra convenience, you can page all telephones at once and announce, for example, when dinner is ready. Intercom is also a great security device that allows you to hear what is going on in other areas of your home or to know who is outside before opening the door or gate.

Caller ID

Those of you who already have Caller ID or are looking to get Caller ID, will want to look into our system, which provides Call Review and Return Call. These features store the name, number, time and date and even who answered the call. The caller's phone number is also available when reviewing voice messages, which will allow you to easily redial without entering phone numbers.

Other great features of this residential telephone system:

Call Waiting

This feature allows you to view the name and number of incoming calls while you're on another call.

Monitor or view the name and number of their child's current or previous incoming calls with ACTIVE CALL INFO!


NEC's IntraMail is a full-featured Auto-Answering voice Messaging System that answers and directs calls, records individual voice messages, and saves the Caller ID number for immediate call back capability.
Other features of Intramail include:

  • Multiple Greetings
  • Call Screening
  • Conversation Record
  • Message Center Key
  • AND MORE...


    Some of the DSX-40 features:

    • Auto Redial
    • Caller ID w/ Call waiting
    • HandsFree w/ Answerback
    • Microphone Mute
    • Names for Telephones and lines
    • Group Call pick up
    • Automatic Handsfree
    • Background Music
    • AND Many More...

    DSX VOIP for your Business

    What can a DSX-40 system do for your business?

    Nec takes the lead with state-of-the-art innovations sure to make your business communications more efficient, profitable, and enjoyable. The DSX telephone superior styling is an attractive addition to any work environment. All models feature a built-in speakerphone, two-position angle adjustment, and built-in wall mounting.

    Customize your communication solution

    Advanced telephone features include: Backlit Display and illuminated dial pad for easy viewing in low light areas.
    Easy and intuitive guided menu system for customizing the features of your telephone with User Level Programming. A Desk stand which is adjustable for two positions as well as Built-in for low-profile wall mounting capability. All of these features are geared towards the customization of your business and much more.

    Upgrade your system with any of these models:

    22 button display telephone
    34-button display telephone Cordless DECT Wireless Headset Adapter



    NEC's IntraMail is a full-featured Auto-Answering voice Messaging System that answers and directs calls, records individual voice messages, and saves the Caller ID number for immediate call back capability.
    Other features of Intramail include:

    • Message Center
    • Directory dialing
    • Conversation Record
    • Message Notification
    • AND MORE...


      Some of the DSX-40 Business features:

      • Group Listen
      • Caller ID w/ Call waiting
      • HandsFree w/ Answerback
      • Microphone Mute
      • Names for Telephones and lines
      • Group Call pick up
      • Automatic Handsfree
      • Background Music
      • AND Many More...

      Switching To A Long Island Voip Service WILL NOT Disrupt your Business... Even During a Network Failure
      VOIP Service will Save Your Business Money! We Can Show You how!

      History of Business Wiring & Telephone Service

      Our Telephone Services provides companies with hands-on, personalized service and timely,
      individual customized solutions that:

      Live in the New York Metro Area?

      (Manhattan, Brooklyn, Bronx, Queens, Staten Island, or Long Island Voip, or Nassau County, or Suffolk County)
      We Can Help !!

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