A grid of dark machined heat-sink modules photographed in a dark room, the centre one lit from within in green

Environmental Building Systems  /  North & South Dakota

Air is engineered before it is felt.

Sales and service of commercial and industrial heating, ventilation and air conditioning products. Forty manufacturer lines, twenty-seven product categories, two Dakota offices.

Lines represented

01  /  Who we are

A rep firm, not a catalog.

Environmental Building Systems, Inc. provides sales and service of heating, ventilation and air conditioning products to clients who install HVAC systems and maintain and own commercial and industrial type buildings. EBS sells replacement products and new products.

EBS offers complete HVAC sales and services. We focus on commercial and industrial “Use and Occupancies”. We offer innovative and economical product services, maintaining state of the art products and selection software technology. EBS meets client needs on projects of all sizes and types.

EBS is project orientated.

Air distribution

Grilles, registers, diffusers and the formed sheet metal around them — the last three feet of every system, and the only part a building’s occupants ever see.

Overlapping dark formed sheet-metal blades photographed in a dark room, one blade lit from within in green

Manufacturer lines represented

Product categories carried

Offices, east river and west

States served, North and South Dakota

Macro photograph of an aluminium fin coil pack in a dark room, the fin edges catching a single cool light

Replacement & OEM

Coils, air handlers, fan arrays, dampers and controls. EBS sells replacement products and new products — the same line card either way.

Product index 01 / 07

02  /  What we carry

Twenty-seven product categories.

Air distribution to water-source heat pumps. Everything below is a category EBS quotes, sells and services in North and South Dakota.

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        A machined centrifugal impeller photographed in a dark room, its blade edge lit from the side in green
        Fans and fan arrays. Mainstream, Airius, Envira-North, Airtherm.
        Dampers and louvers, including UL listed fire and smoke dampers — Nailor, United Enertech, Metal Form.

        Next

        Send the drawing set. We come back with the selection.

        03  /  The line card

        Forty manufacturer lines.

        Every manufacturer below is a line EBS represents, quotes and supports across the Dakotas. Not a logo wall — a line card.

        A bank of large industrial exhaust fans photographed close in a dark plant, their guards and hubs picked out by one raking light

        Commercial & industrial

        EBS focuses on commercial and industrial use and occupancies — the buildings that have to keep running whatever the Dakota weather does.

        04  /  Where we are

        Two offices, one territory.

        Sales and service support across North and South Dakota — from Rapid City in the west and Lake Preston in the east.

        05  /  Start

        Send us the building.

        Drawings, scope, schedule. We come back with the equipment, the selection and a number.

        EBS — Environmental Building Systems Commercial & industrial HVAC
        North & South Dakota
        © 2026 Environmental Building Systems, Inc.
        Rapid City2821 Plant St.
        Rapid City, SD 57702
        605-342-2407
        Lake Preston222 Main Ave. N
        Lake Preston, SD 57249
        605-271-9922