Introducing ASCENT by Alerton

After Years of tried and true products from Alerton with the IBEX, BACTALK, WEBTALK, and the Alerton Building Suite, 2014 ushers in the new generation of products- ASCENT


Product Brochure Ascent_Product_Brochure_2

System Architecture Alerton_Ascent_Arch_Brochure   Alerton_Ascent_Arch_Brochure

Whatever Vertical Market you are in, we’ll be there for your needs.

K-12 Ascent_K12

Hospitality Ascent_Hospitality

Healthcare Ascent_HealthCare

Commercial Ascent_Commercial

College/ Universities Ascent_College

Contact our Sales and Service Departments for more information.



Alerton Dealer Conference 2013 – Nashville Tennessee


 Congratulations Hawaii Energy Systems, LLC for another year!

Thank You All for making this happen!

Hau’oli Makahiki Hou 2014

Scenes from the 2013 Dealer Conference in Nashville, Tennessee

    Come Work with Us


    Hawaii Energy Systems is currently accepting applications for the following permanent positions:

    • Senior Project Specialist
    • Senior Service Specialist
    • Junior Sales Engineer

    Except for the Junior Sales position, Applicants must have extensive Building Automation Experience (Alerton Product Knowledge Preferred) and Verifiable References.


    We offer Competitive Wages with Outstanding Benefits in a stable, growing and rewarding  industry.

    Please send Resume to appropriate email address listed on Contact Us Page.

    Mahalo and Have a Great Day!!!


    Employment Application

    Hello world! Website still in Labor…..

    Hes_logo Big

    99-809 Iwaena St. Bay#4

    Aiea, HI 96701

    Hawaii Energy Systems, LLC. is heading towards its 7th Year in 2013.


    Alerton Authorized Dealer- Pacific Region

    Exciting Times for the HES Crew and we are looking forward to providing you and new clients with exceptional products and services as we have been for the past 6 years.

    Thank you for being patient as our WEBSITE is going through an overhaul at the moment but will shortly be online with industry specific content and company news…in the meantime you can reach

    Rolf Klein- Director of Sales and Marketing>>

    Bruce Nadamoto- Engineering Department>>>>

    Mark Aqui- Operations Manager>>>>>>>>>>>>>

    Alonso Gomez- Service Manager>>>>>>>>>>>>>


    HES Sales Brochure————————-4x page -Mark

    HES Sales Brochure————————-4x page -Rolf

    HES Sales Brochure————————-4x page -Juni

    HES Sales Brochure————————-4x page -Bruce

    HES Sales Brochure————————-4x page -Alvin

    Have a Great Holiday Season and Mahalo for your continued Business.