Avista Communications, Inc. is an expansion and evolution of ESI Inc of MN. With the success and growth of our company we bring our Avista Vision Path to more clients across the United States. Our entire Avista Communications team looks forward to helping you.

Avista Communications is a leading provider of business communications solutions.  We will design, implement and manage a complete and practical custom solution to meet your unique business needs.

Our mission is to ensure that
every solution we deliver is:

  • Comprehensive

  • Strategic

  • Manageable

As your company navigates through the business climate of growth, acquisitions, mergers, site closures, competitive changes; we work with you to address the hidden and real costs involved with change. Through our Avista Vision Path we will work with you to develop a road map to bring your costs in line, communications to maximum performance and negotiate carrier agreements that allow for changes within your business.

With our MANY years of telecom experience, our team assists clients in a comprehensive manner.  We provide a total solution for your business that will bring you cost effectiveness through advanced communications deployment.


  • Introducing Craig Witthaus

    Craig is our new featured artist at Avista. He has a passion for sailing and works primarily in oils focusing on landscapes and sailing themes. Craig blends creative art with his teaching, coaching, and consulting to maximize creativity in all of … Continue reading
  • Introducing Susan Solomon and Mandy Bitzegaio

    Avista is thrilled to introduce you to our two spring and summer featured artists: Mandy Bitzegaio and Susan Solomon. We will be hosting an Open House of their work on Sunday August 16th from 2-5pm. We hope you will come … Continue reading
  • Volunteering at Ronald McDonald House on Oak Street

    On Friday February 27th, our Avista Team threw a Minions birthday party for the kids and families calling Ronald McDonald House on Oak Street in Minneapolis home. The RMH mission is to provide a comfortable and caring home-away-from-home that supports keeping … Continue reading
  • Volunteering at Northeast College Prep

    On chilly December 11th, the Avista Team volunteered at Northeast College Prep a wonderful school in its first year. Northeast College Prep’s mission is to ensure strong academic, social-emotional, and talent development in every member of its diverse student body, thereby positioning … Continue reading
  • Team Volunteering at Neighborhood House

    On September 11th, our team spent the morning reading with English language learners at Neighborhood House in Saint Paul. Afterward we had a tour of their site and learned about the awesome programs they offer the community.
  • Life Time Commitment Day

    New Year’s in Minnesota is usually pretty . . . chilly. Still, what a great time to (re)commit ourselves as a team and as individuals. (It was 6 below that day . . . we are really, really committed!)
  • Team Avista Cares at Women’s Advocates

    On Juneteenth – June 19th – Team Avista volunteered 3 hours cleaning and caring for Women’s Advocates.
  • Maria Lundberg& Eli Zimmerman

    Sunday August 17th 2-5 pm join us for the gallery opening of Maria Lundberg and Eli Zimmerman in our NEW conference rooms!



JEFFREY W. TAVERNA – Avista Managing Partner Jeff founded Avista Communications Inc. as ESI Inc of MN in 2006 with a goal of creating a superior level of service and longevity for our clients by delivering a full-service suite of carrier products.   Using his strong background in telecom operations and engineering, Jeff created custom solutions for our clients by blending carriers and technologies that were not available from a single vendor.  Avista Communications Inc.’s innovative total solution approach has been the key to our clients’ satisfaction and success. Whether on an adventure on his Harley or playing 18 holes, Jeff is always thinking about how we can care even more exceptionally for our clients.


ROB MENDEL – Avista Managing Partner Rob, Managing Partner and Vice President of Client Services, joined the Avista team in 2013 and is responsible for our entire product set delivery and maintenance to our customers. Rob is a well-respected team leader with a vast set of talents for leading and building fun, rewarding, successful technical support and delivery teams. Rob’s business and leadership experience includes 14 years serving as the Senior Director of IT at Life Time Fitness and Chief Operating Officer for Cross Telecom. When Rob played in the NHL he was known for his finesse. Off the ice and on our team we value his sense of good sportsmanship, excellent coaching, and boundless energy.


BOB WHITE – Avista Managing Partner When Bob White joined Avista Communications Inc. in 2007, he brought a valuable history of successfully implementing complex solutions with Enterprise-level clients.  Bob actively works with executive personnel to align our deliverables with their strategic vision.   With his background as a Fortune 500 Account Manager, Bob was inspired to bridge the product and service gap that customers experienced by developing our Life Cycle Management for Business Consultation.  This system empowers us to examine and refine current Telecom Infrastructure to deliver significant cost savings to our clients. A die hard Steelers fan, Bob will tell anyone that the only team better than the Steelers is ours.



Central Technology Services

“Avista Communications Inc. has provided excellent service to us at Central Technology Services for over 3 years. In collaboration with our team, Avista Communications developed a telecom roadmap and implementation plan that aligned with our company’s goals. In particular, Avista Communications handles our carrier vendor relationships and readily identifies new providers or solutions that can save us time and money via reduced telecom costs and paperwork. Simply put, the Avista Team has proven to consistently go the extra mile on behalf of our company. They do an exceptional job.”

Sam Richards | S.V.P. Mgr Technical Services