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JBS Associates
[Home] [Energy] [Who is JBS?]

JBS Energy, Inc. has ceased business as of December 31st, 2016, and has laid off all employees. The JBS Instruments Division, which manufactures the AquaCalc has been acquired by AquaCalc LLC, who will continue to produce and sell the AquaCalc.

The following e-mail addresses will remain active through the first half of 2017. Please contact individual ex-employees to find out new ways to contact them.



James E. Helmich, P.E.
President, Principal Engineer


William B. Marcus
Principal Economist

Greg Ruszovan
Lead Technology Officer / Hardware Designer and Programmer, Senior Analyst

John Sugar
Senior Economist




Please remove the phrase “-nospam” from address!

In an attempt to reduce the amount of spam that JBS receives, we have modified our e-mail addresses on this site.

Please remove the phrase “-nospam” from the e-mail addresses to the left before sending e-mail.

All e-mail addresses should end with “jbsenergy.com”

AquaCalc LLC. telephone +1.916.372.0534 e-mail: sales@aquacalc.com

[Who is JBS?]