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HISTORY

COMPANY HISTORY

1960's - FAMILY TRADITION BEGINS

1970's - COPENHAGEN BOTANICAL GARDEN

Substantial renovations made to Copenhagen Botanical Garden 

1970's - FIRST ALUMINUM SYSTEMS ARE BEING IMPLEMENTED IN DENMARK

1970's - OPENING UP ENGINEERING OPPORTUNITIES IN USSR

Close cooperation with Clauhan Projects A/S – Opening up engineering opportunities in USSR. At the time, one of these projects is the world’s largest facility of up to 200 or more hectares 

1985 - MOBILE BENCH SYSTEMS IMPLEMENTED

1986 - THOMAS LARSSEN JOINS HIS UNCLE'S BUSINESS

1986 - BEINGS USING AUTOCAD

Use of AutoCAD begins, revolutionizing the drafting/design process 

1991 – THOMAS LARSSEN DESIGNS HIS FIRST ALUMINUM SUPERSTRUCTURE

Thomas Larssen designs his first aluminum superstructure which integrates all greenhouse technical systems into the greenhouse structure itself. This leads to new efficiencies, increased strength along with weight and cost savings.

1992 - FIRST COGEN INSTALLATIONS

One of the first greenhouse CoGen installations is designed and implemented 

1992 - ROSAGER LARSSEN ESTABLISHED

Company becomes Rosager Larssen, with Jorn Rosager, as Hans Rosager retires, handing over the baton of tradition to Thomas.  

2002 - LARSSEN BEGINS TO WORK WITH THE FIRST FORCED-AIR GREENHOUSE DESIGNS

2003 - LARSSEN LTD IS INCORPORTATED IN CANADA

EARLY 2000s - FIRST CANNABIS DESIGNS BEGIN AT REQUEST OF FEDERALLY LEGAL PRODUCERS

2017 - AURORA LARSSEN PROJECTS IS FORMED

Aurora Larssen Projects is formed to work on mass-scale cannabis facilities in Canada and elsewhere. 

MAY 2020 - ALPS INC. BECOMES INDEPENDENT ALONG WITH LGC AND APIS

ALPS and LGC are formed along with new service offering APIS to focus on multiple CEA markets.

Logo for ALPS, APIS and LGC.

JANUARY 2023 - LGC & ALPS BECOME CEAd

An independent controlled environment agriculture design firm focused on sustainable, long-life, cost effective solutions. 
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