888.530.9112 | 414.431.4777

IP Office Techs

Telecom & Network Support Services

IP Office Techs is proud to represent the following companies in our solutions:

Avaya / IP Office

Major provider of phone systems and phones for over 20 years, our main line of systems, can do digital and VoIP phones.

Nortel / Norstar / Meridian

We still support Nortel and are experts in programming and troubleshooting these solid systems.

Sangoma / FreePBX

Our platform of choice for lower cost VoIP Asterisk based phone systems - without sacrificing on quality and features. Lifelike HD sound, color displays, and extensive routing including call queuing. Sangoma has taken on in 2015 the stewardship of the Asterisk open source based FreePBX platform, they manufacture phones and peripherals such as Digium does. Their new line of phones integrate tightly with FreePBX and are a promising new player in the Global Communications field.

Aastra / Mitel

Now purchased by Mitel, Aastra/Mitel phones are solid have a good feel and sound great too. They are used in out FreePBX Asterisk based installations.


Digium is the leader in peripherals for Asterisk based systems such as line and analog phone intergfaces that plug into standard unix based communications systems.


Grandstream manufactuers forward thinking VoIP phones and peripherals for the communications industry.


Polycom makes beautiful VoIP phones and many companies have adopted their phones into their Asterisk system. Polycom has a long establised precense in the conference phone market as pioneered the starfish styled conference phone which is the benchmark for craftmanship and great sound.  They continue to make conference phones along with the latest in VoIP phones.



Dinstar, a medium sized company in China manufactures solid VoIP peripherals, but does not yet have a solid precense in the US. 


Xima makes call recording and accounting systems which tie seamlessly into the IP Office.  A fantastic add-on to any Avaya IP Office system!


DuVoice makes Hotel Management Applications that bridge the gap seamlessly between IP Office and a Property Management System (PMS).


Flowroute is a SIP Trunk Provider


Voip.ms is a SIP Trunk Provider

Time Warner Cable - Spectrum

Supplier of Cable TV and Fiber based Internet and Phone Services.

Comcast Business Class

Supplier of Cable TV and Fiber based Internet and Phone Services.

Earthlink Business

Supplier of Cable TV and Fiber based Internet and Phone Services.


Manufacturer of system boards for PCs and Servers


Manufacturer of Power over Ethernet switches


Manufacturer of Power over Ethernet switches


Manufacturer of Power over Ethernet switches

For service or support from us for the first time please click on the New Customer button

For a no obligation quote for one of our award winning phone systems, click the button below

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Can't get fast relaible service from your current Avaya Partner? 

We can service all Avaya IP Office Systems, no matter who has installed it.  We can tidy up the programming, repair or replace parts, troubleshoot phone company issues, set up features you did not know existed, and all done quickly at a reasonable rate. Fill out our form or call us at 414.431-4777.

Please fill out our new customer form to start with us even faster!  We call even on weekends!  Click the below link

New Customer Form 

Our Own YouTube Channel

Since 2017, we have complete sets of videos that mirror our in-person training classes.  Visit the page here.

New Customers Wanted

We want you as our customer. Did you know top Avaya Business Parters call us to to provide technical services for their own customers?  Why not go direct! Fill out our 

Easy Web Form and check off what you are interested in. We'll call you back real soon. 

Huge IPO Download Site

Checkout our new downloads site - sales materials, technical docs - the works, all organized for ease in finding what you need.  ipoffice-service.com

More Choices

When you ask us to provide a quote we can prepare two or three different quotes for any budget requirements.  

Lease a System

Competitive Lease Plans Now Available!


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We Do It All

Network Services

Cabling and Testing

Firewall and Data Upgrades

Star2Star Hosted Solutions

Avaya IP Office Installation

Avaya IP Office Service

Avaya IP Office Upgrades

Avaya IP Office Programming

Avaya IP Office Leasing

Avaya IP Office Sales

Avaya IP Office Consulting

Avaya Project Management

Avaya IP Office Maintenance

Avaya IP Office SIP Trunking