In 1994, Mike Mercer Sr. founded Midwest Vacuum Pumps and Mercer Technologies, Inc. to provide a comprehensive sales and service support to the thermal processing industry.


From a small facility in Brazil, Indiana, The Mercer Group began to build a solid client base while earning a reputation as an excellent provider of furnace rebuilds and providing reliable field service.

Tel: 1.812.466.0440

Toll Free:  1.800.706.0374

1600 Savannah Ave. Terre Haute IN 47804 US



Mike Mercer Sr., Founder, President and Owner

Mike has over 45 years of experience in the heat treating equipment industry, and has an extensive background in the design and manufacturing of many kinds of furnaces and equipment.  He understands every facet of the industry, and has invested more than 20 years in the founding and developing of Mercer Technologies and Midwest Vacuum Pumps.

Mike Mercer Jr., Vice President and Chief Executive Officer

Mike has worked in the heat treating industry for more than 25 years and understands the industry from manufacturing, design, and business standpoints.  He has designed several hot zone innovations, including his patent pending element support system.  He has been the Vice President of Operations for Mercer Technologies for over 15 years.

Steve Nees, MVP Vice President of Operations

Steve has over 35 years of experience in the pump industry.  He has been with Midwest Vacuum Pumps for 20 years, and has served as a pump technician, shop manager, sales manager and is now the Vice President of Operations.  He has certifications from Dresser-Roots, Stokes, Welch, Ingersol Rand and Barnes, and brings a wealth of knowledge in the pumping industry to Mercer Technologies and Midwest Vacuum Pumps.

Our Team