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Our Customers

Currently Featuring: All Profiles
Greenwood, WI
"I’m so pleased with how great everyone from ESG was during the Mitel phone system project. I really liked the weekly project meetings that kept everyone’s communication open and everyone up to date on where the project was. You have some very great, knowledgeable, and dedicated professionals working for ESG. I’ve never had so many compliments from my end users during a project like this. Big Kudos to ESG on this smooth VoIP project rollout. Grassland is very pleased with the new Mitel phone system, as you’ve streamlined jobs and made our communication as a company much more effective and efficient. "
Stacy Petkovsek, MIS Director
Harris, MI
"Everything they have done for us has been top quality work and I think the best part is the follow-up. It's the customer service aspect of it."
Tony Mancilla, General Manager
Fond du Lac, WI
"The end users are very happy with it. They think it offers so many more solutions than to the phone systems that we had previously. The thing that impressed me the most I think with you guys really is you’re well oiled. You knew what was going on 6-8 weeks out. And we tried to stay on schedule and you guys are definitely very good at staying on schedule. There was no guessing. We had weekly update meetings so I liked it. It’s easy to report to upper management that way. "
Pam Glise, Purchasing Manager
Madison, WI
"From the beginning of this project to the end they've been very hands-on, very assertive as far as taking action and responding to questions."
Julie Gallagher, Director of Operations
Menasha, WI
"I would categorized (ESG) as superior to other vendors. Just because of their customer service. Their willingness to work with you. To make the entire experience, not only for us, but other customers superior and that sort of commitment shines through in everything they do."
Cynthia Morris, Telecom and Network Admin.
Wisconsin Rapids, WI
"The time used to prepare for the new phone system was time well spent. When it was time to cut over to the Mitel 3300 ICP, it was absolutely flawless. I've never been through a smoother conversion."
Scott Stoflet, IS Manager
De Pere, WI
"I have never said this to ESG, but I was actually more pleased with how the project went than how I expected it to go based on previous project experiences."
Michael O'Callaghan, Director of Technology
Madison, WI
"Aside from the outstanding technology - I know the technology is important - what’s more important is the team behind the technology, because technology is just a piece of equipment without a good team. ESG has proven over and over that they know what they’re doing, they work with people who know what they’re doing, and they do it well."
Ann Marie Austin, Operations Manager
Menasha, WI
"You could get a Mitel system from somebody else, but you may not get the close connection we have with the ESG team, or the service. They’re a good, solid company. They’re growing; it’s impressive how much ESG has grown. I’m really proud of how they’ve expanded."
Nancy Coonen : Vice President of IT
Madison, WI
"The thing I like about ESG is it’s not some big corporation. The people you work with, you know their names and you know you can count on them."
Shay Santos, Chief Financial Officer
Houghton/Hancock, Michigan
"They listen to our concerns - not like listen and have things fall on deaf ears - they take action upon it."
Carolyn Gilbertson, Director of IT
Wausau, WI
"Traditionally we did all our external communications via Webex and shifting to AWC (Mitel MiCollab) it has saved us roughly $10,000."
Tom Boutain : Director of IT
Greenfield, WI
"I’ve not met someone who I have not liked at ESG. They all seem to enjoy what they do, they all seem to work together and it’s just a positive feeling."
Pat Graziano, Lead Technology Support Specialist
Ashwaubenon, WI
"If we have an issue there’s one place to go and the problem’s going to get solved."
Keith Lucius, Assistant Superintendent
Green Bay, WI
"The preparation work done by the ESG staff was very thorough. The ESG support staff has been very good in answering my questions and walking me through situations when I need their help."
Laura Norton, IS Director
Verona, WI
"Having that support is very important to us. They often notify us of things before we even see a problem."
Betty Wottreng, Director of Technology
Milwaukee, WI
"They helped us look at our campus network and the infrastructure and ask, ‘how can we better our communications, not only for our in-house staff, but also for our residents?"
Allen Kinn, Head of Communications
Green Bay, WI
"For the prices you pay, the products you get and the efficiency of their team you can’t go wrong. I would put them up against anybody."
Brett Schabow , Director of Technical Services
Green Bay, WI
"The new Cloud software is going to enable us to be more efficient because our managers are making the transition from laptops to iPads."
Scott Selby, Director of Business Development
Oshkosh, WI
"We weren’t looking to fit a phone system; we were looking for a phone system to fit us. We also wanted a company with proven satisfied customers."
Nathan Peterson, Systems Analyst
Manitowoc, WI
"Responsiveness has been very quick, very timely and the staff have all been well trained, very professional and a pleasure to work with."
Jeff Beyer, Director of Public Works
Kimberly, WI
"They felt very comfortable with ESG as a company. I remember a lot of secretaries saying how nice their people were, how thorough and how well they answered questions."
Mike McDermott, Director of Technologies
Neenah, WI
"They have some of the best engineers on staff. I trust what they do. I don't question what they do. If I ask them what they thing about something, whatever they tell me I accept 100%."
Jason Kilgas, Director of Business Technologies
Green Bay, WI
"It was important that whoever we chose would be there to support us 100% of the time."
Jackie Johnson, AVP of Information Systems
Oshkosh, WI
""Teleworker (remote phones connected to the PBX via broadband internet) is a great tool our executives use to help stay connected while traveling.""
Peggy Faul, Executive Assistant
Green Bay, WI
"The Mitel SX-200 is a good platform to build on — especially knowing it’s just plug ‘n play to enter the world of IP telephony."
Phil Paulson, Systems Engineering Manager
Verona, WI
"The creativity and flexibility ESG exhibited got us where we wanted to go. That was a big help!"
Laura Slavik, System Administrator

Grassland Dairy Products, Inc.

Greenwood, WI

Grassland Dairy Products, Inc.

"I’m so pleased with how great everyone from ESG was during the Mitel phone system project. I really liked the weekly project meetings that kept everyone’s communication open and everyone up to date on where the project was. You have some very great, knowledgeable, and dedicated professionals working for ESG. I’ve never had so many compliments from my end users during a project like this. Big Kudos to ESG on this smooth VoIP project rollout. Grassland is very pleased with the new Mitel phone system, as you’ve streamlined jobs and made our communication as a company much more effective and efficient. "

Stacy Petkovsek, MIS Director

Project Scope

[read more]

Island Resort & Casino

Harris, MI

"Everything they have done for us has been top quality work and I think the best part is the follow-up. It's the customer service aspect of it."

Tony Mancilla, General Manager

Project Scope

When Island Resort & Casino asked us to help them design their brand new sports bar (T. McC's) like no other in the area, we were ready and excited for the challenge! ESG's Audio/Visual Division Manager Jeff Seager and Account Manager Dan Rubin oversaw the design and implementation of the system. "Originally they had a lounge with just… [read more]

Lakeland Care District

Fond du Lac, WI

"The end users are very happy with it. They think it offers so many more solutions than to the phone systems that we had previously. The thing that impressed me the most I think with you guys really is you’re well oiled. You knew what was going on 6-8 weeks out. And we tried to stay on schedule and you guys are definitely very good at staying on schedule. There was no guessing. We had weekly update meetings so I liked it. It’s easy to report to upper management that way. "

Pam Glise, Purchasing Manager

Project Scope

[read more]

Alliant Energy Center

Madison, WI

"From the beginning of this project to the end they've been very hands-on, very assertive as far as taking action and responding to questions."

Julie Gallagher, Director of Operations

Project Scope

[read more]

Menasha Joint School District

Menasha, WI

Menasha Joint School District

"I would categorized (ESG) as superior to other vendors. Just because of their customer service. Their willingness to work with you. To make the entire experience, not only for us, but other customers superior and that sort of commitment shines through in everything they do."

Cynthia Morris, Telecom and Network Admin.

Project Scope

When Cynthia Morris, Network and Telecom Admin. for Menasha Joint School District (MJSD), began her extensive research into what phone system would best suit the district, ESG wasn’t even on her radar. Only after bringing up the project with a friend, Stacy Rohr of Fox Communities Credit Union (FCCU), did she become aware of ESG and what… [read more]

Bull's Eye Credit Union

Wisconsin Rapids, WI

Bull\'s Eye Credit Union

"The time used to prepare for the new phone system was time well spent. When it was time to cut over to the Mitel 3300 ICP, it was absolutely flawless. I've never been through a smoother conversion."

Scott Stoflet, IS Manager

Project Scope

With immediate plans to open a new branch office as well as introduce innovative financial services, Bull’s Eye Credit Union (BECU) wanted its expansion built on a solid technological backbone. BECU’s data network is a well administrated and technologically strong system designed to accommodate growth. In stark contrast, its phone system… [read more]

De Pere School District

De Pere, WI

"I have never said this to ESG, but I was actually more pleased with how the project went than how I expected it to go based on previous project experiences."

Michael O'Callaghan, Director of Technology

Project Scope

The use and variety of wi-fi enabled devices being brought into the classroom has skyrocketed in recent years and has been a major issue at De Pere School District (DPSD). That was until they made the move to have a Ruckus Wireless system installed by Enterprise Systems Group.

The existing system wasn’t providing the necessary… [read more]

Wisconsin Counties Association

Madison, WI

"Aside from the outstanding technology - I know the technology is important - what’s more important is the team behind the technology, because technology is just a piece of equipment without a good team. ESG has proven over and over that they know what they’re doing, they work with people who know what they’re doing, and they do it well."

Ann Marie Austin, Operations Manager

Project Scope

Located in the shadow of the State Capitol building, the Wisconsin Counties Association is a governmental organization that services Wisconsin’s counties regarding legislative issues. Because of its need to stay in touch with membership and legislators, having a reliable communications platform is essential for WCA. Ann Marie Austin, WCA’s… [read more]

Goodwill NCW

Menasha, WI

Goodwill NCW

"You could get a Mitel system from somebody else, but you may not get the close connection we have with the ESG team, or the service. They’re a good, solid company. They’re growing; it’s impressive how much ESG has grown. I’m really proud of how they’ve expanded."

Nancy Coonen : Vice President of IT

Project Scope

Five years ago Goodwill Industries of North Central Wisconsin was featured as an Interconnect Customer Spotlight. We caught up with Nancy Coonen, Vice President of IT, to see how things have gone since our last interview.

We found the Goodwill NCW employees have not missed their previous system. “The phone system we had was… [read more]

Dane County Credit Union

Madison, WI

"The thing I like about ESG is it’s not some big corporation. The people you work with, you know their names and you know you can count on them."

Shay Santos, Chief Financial Officer

Project Scope

Sit in on our interview with Dane County Credit Union’s Chief Financial Officer, Shay Santos, and their Chief Operating Officer, Mary Rescorla. ESG designed and implemented a Mitel 3300 VoIP phone system for the credit union that included all six locations and completely virtualized applications.

ESG: How did Dane County Credit… [read more]

Portage Health

Houghton/Hancock, Michigan

"They listen to our concerns - not like listen and have things fall on deaf ears - they take action upon it."

Carolyn Gilbertson, Director of IT

Project Scope

Tucked away in the hills of Upper Michigan stands Portage Health. This not-for-profit healthcare system offers services from emergency/trauma, to pediatrics, orthopedics, wellness screenings and also many surgical procedures. With this level of patient care Portage Health needs to keep all lines of communication open. That is why their team… [read more]

Wausau Financial

Wausau, WI

"Traditionally we did all our external communications via Webex and shifting to AWC (Mitel MiCollab) it has saved us roughly $10,000."

Tom Boutain : Director of IT

Project Scope


Having a vast geographical distance between offices can pose a great communications challenge for any business. That was a primary concern when Wausau Financial Systems (WFS) was seeking a platform that would fit their unique business while also having the potential to grow as the organization continually expands.

Originally… [read more]

Greenfield School District

Greenfield, WI

Greenfield School District

"I’ve not met someone who I have not liked at ESG. They all seem to enjoy what they do, they all seem to work together and it’s just a positive feeling."

Pat Graziano, Lead Technology Support Specialist

Project Scope

In 2009 the School District of Greenfield was undergoing the construction of a new high school and the board felt it an opportune time to evaluate the phone system and upgrade it to the latest in VoIP technology. That is where their ESG experience begins.

As in most school district technology implementations, Greenfield put together… [read more]

Ashwaubenon School District

Ashwaubenon, WI

Ashwaubenon School District

"If we have an issue there’s one place to go and the problem’s going to get solved."

Keith Lucius, Assistant Superintendent

Project Scope

After two years of suffering service and reliability issues and living in a VoIP system that continually wasn’t meeting their needs, the administrators at Ashwaubenon School District decided they needed to find a different solution.

They revisited their original RFP responses and, instead of focusing on lowest cost to choose… [read more]

PMI Entertainment

Green Bay, WI

PMI Entertainment

"The preparation work done by the ESG staff was very thorough. The ESG support staff has been very good in answering my questions and walking me through situations when I need their help."

Laura Norton, IS Director

Project Scope

The success of the entertainment PMI brings to the stage of the Resch Center, from sporting events, to concerts, to Disney on Ice productions, is dependent in part on the performance. But it also comes from PMI’s precise execution of backstage work. When PMI needed to upgrade the telephone system, they used that same attention to detail… [read more]

Verona School District

Verona, WI

"Having that support is very important to us. They often notify us of things before we even see a problem."

Betty Wottreng, Director of Technology

Project Scope

“I have a lot of faith and trust in his ability to solve problems here.”

That was said of an ESG Mitel Technician, by Betty Wottreng, Director of Technology at Verona Area School District. It was her faith and trust that eventually led to ESG taking over as Verona’s Mitel support vendor.

The school district… [read more]

St. Camillus

Milwaukee, WI

"They helped us look at our campus network and the infrastructure and ask, ‘how can we better our communications, not only for our in-house staff, but also for our residents?"

Allen Kinn, Head of Communications

Project Scope

When Allen Kinn, head of communications at St. Camillus, arrived at his desk Friday, Feb. 3, he noticed his phone’s screen was blank, which meant he had a big problem. Half of the facility’s phones were down after the building suffered a power outage the night before.

Kinn immediately called the ESG help desk from his cell… [read more]

Prevea Health

Green Bay, WI

"For the prices you pay, the products you get and the efficiency of their team you can’t go wrong. I would put them up against anybody."

Brett Schabow , Director of Technical Services

Project Scope

Out of all the ESG customers, none have as long a history with Mitel as Prevea Health. One of the founding clinics of Prevea had a Mitel phone system dating all the way back to 1989. That longtime confidence played a key part in their decision to upgrade to a Mitel 3300 MCD VoIP system.

Prevea had old Mitel SX2000s in their clinics… [read more]

RGL Holdings

Green Bay, WI

"The new Cloud software is going to enable us to be more efficient because our managers are making the transition from laptops to iPads."

Scott Selby, Director of Business Development

Project Scope

Having around three million square feet of warehouse space to monitor and manage can be a huge challenge, but RGL Holdings has done just that with the help of their March Video Surveillance system installed by Enterprise Systems Group.

RGL Holdings, parent company of Leicht Transfer and Checker Logistics, has 14 total locations… [read more]

Shallbetter

Oshkosh, WI

Shallbetter

"We weren’t looking to fit a phone system; we were looking for a phone system to fit us. We also wanted a company with proven satisfied customers."

Nathan Peterson, Systems Analyst

Project Scope

Technology without imagination is untapped potential. Shallbetter, an innovator in power distribution, has the vision to channel technology for producing customized equipment. It’s this person to- person application of technology that makes it possible to provide what each customer needs instead of a one-product-fits all, and taking what… [read more]

Manitowoc County

Manitowoc, WI

"Responsiveness has been very quick, very timely and the staff have all been well trained, very professional and a pleasure to work with."

Jeff Beyer, Director of Public Works

Project Scope

Government spending is a hot utton issue for everyone, but some local governments, like Manitowoc County, are taking measures to reduce costs and help their offices run more efficiently.

After implementing a Mitel 3300 MCD VoIP System Manitowoc County was able to cut operational costs 40 percent by reducing the number of phone… [read more]

Kimberly Area School district

Kimberly, WI

"They felt very comfortable with ESG as a company. I remember a lot of secretaries saying how nice their people were, how thorough and how well they answered questions."

Mike McDermott, Director of Technologies

Project Scope

We sat down with the Director of Technologies at Kimberly Area School District (KASD), Mike McDermott, and Lee McDermott, an applications specialist, and talked about working with ESG. The district implemented a Mitel phone system about two and a half years ago and here is their ESG Experience.

ESG: How did ESG separate itself… [read more]

First National Bank - Fox Valley

Neenah, WI

"They have some of the best engineers on staff. I trust what they do. I don't question what they do. If I ask them what they thing about something, whatever they tell me I accept 100%."

Jason Kilgas, Director of Business Technologies

Project Scope

Coming into a new job can be intimidating, let alone a job in a new industry with new responsibilities. That’s exactly what Jason Kilgas signed up for when he took his position as Director of Business Technologies for First National Bank – Fox Valley.

“I came here to a completely VoIP phone system, never had touched a… [read more]

Fox Communities Credit Union

Green Bay, WI

Fox Communities Credit Union

"It was important that whoever we chose would be there to support us 100% of the time."

Jackie Johnson, AVP of Information Systems

Project Scope

The woes of expansion began to creep in on Fox Communities Credit Union (FCCU) and they reached a point where it became necessary to unify their communications across all branches.

There were locations on different voicemail systems, only select offices showed availability of staff and only 8 out of 15 branches were connected… [read more]

Evergreen Retirement Community

Oshkosh, WI

Evergreen Retirement Community

""Teleworker (remote phones connected to the PBX via broadband internet) is a great tool our executives use to help stay connected while traveling.""

Peggy Faul, Executive Assistant

Project Scope

Evergreen Retirement Community is a rich mosaic of people who, in their senior years, continue to lead vibrant lives. That quality of life is, in part, a tribute to the guiding principle at Evergreen. Abandoning the notion that one type of care suits everyone, Evergreen approaches elderly healthcare by tending to the physical, spiritual and… [read more]

Lake Companies

Green Bay, WI

Lake Companies

"The Mitel SX-200 is a good platform to build on — especially knowing it’s just plug ‘n play to enter the world of IP telephony."

Phil Paulson, Systems Engineering Manager

Project Scope

The Mitel SX-200 is a good platform to build on — especially knowing it’s just plug ‘n play to enter the world of IP telephony. Anticipating continued future growth, and the role communications would play in that business development, The Lake Companies, Inc. periodically evaluated the capability of its telephone system. The system… [read more]

Badger Prairie Health Center

Verona, WI

Badger Prairie Health Center

"The creativity and flexibility ESG exhibited got us where we wanted to go. That was a big help!"

Laura Slavik, System Administrator

Project Scope

About three years ago, Badger Prairie Health Care Center (BPHCC) recognized that it was time to replace its antiquated telephone system. Two strong elements that drove the decision were an inability to upgrade the old system and an urgent need to improve communications through an integrated voice mail system and in-building wireless phones.[read more]