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Wendes Mechanical, Piping,Plumbing and HVAC Sheetmetal Estiming


Wendes Systems is committed to provide estimating professionals with access to accurate labor and material costs with fast and efficient estimating software. We are second to none with clients across North America who use our estimating software products and are recognized as a trusted name in the industry. We started over thirty years ago training estimators with the introduction of the Wendes Mechanical Estimating  Training Manual with more than 20,000 copies in circulation.  Today we continue to lead  with the introduction of new and innovative Microsoft 64 bit estimating software technology designed to improve estimating speed and efficiency.  Our clients range in size from small startup contractors  to large multi-office specialty contractors operating on computer networks  sharing data and workflows.

Wendes Estimating Software is easy-to use, provides accurate labor cost and  material pricing with fast takeoff technology.  Our dedicated support team provides client training and is always available to answer  your questions. Our estimators report that they are productive with the  software after a couple of  on-line training sessions. Experienced  training specialists and a dedicated support team  are always available to help. 


Meet Some Of The Senior Staff Members


Joe D'Amelio

Chief Executive Officer


Jim Seekamp

Software Developer


Tim Schrimpf

Technical Support

Technical Support

Our service engineers and software staff  are always available to interact with you, computer to computer, over the  internet to solve your questions quickly. The  support team can take full control of your computer to help diagnose a problem. All team members are thoroughly trained, experienced and will answer your questions quickly and efficiently.

We are never more than a phone call away. We are available by phone or email to answer your questions. We provide live technical support from our office located in Buffalo Grove, Illinois.

HVAC Resources & Blog

Download Our FREE Mechanical Estimating Manual

New Edited Edition of the Wendes Mechanical Estimating Manual with over 30,000 copies in circulation. The manual is  filled with valuable labor pricing formulas, estimating tools and detailed instructions to help build a successful estimate. 

Estimating with BIM

The acronym BIM refers to Building information Systems and is defined by Autodesk as an intelligent 3d model-based processfalse

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We are covering some of the basic estimating principles detailed in a manual written by Herb Wendes, " Everything You Wantedfalse

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HVAC Sheet Metal and HVAC Mechanical Estimating Software has seen many productivity advancements with the introductionfalse

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BIM -Building Information Modeling Is a computer aided process for developing building data during the construction designfalse

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Is It Time to Convert..

 Is it time to convert from Microsoft Excel even though it is producing acceptable estimating spreadsheets? Herefalse

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                     Wendes HVAC Sheet Metal  Labor Calculation


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An effective detailed mechanical, piping, plumbing or sheet metal estimator should attempt to master the following detailsfalse

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