Category Archives: Frequently Asked Questions

HMI is currently seeking International Distribution Partners

At this time, we are seeking international distribution partners.  We can best facilitate your purchase, when you have retained an import/export agent to represent you in the transaction.  We ship to US locations only (as specified by your agent) after prepayment in US dollars by wire.

HMI is the world leader in concrete lifting and leveling equipment and processes. To best understand our offering and to fully appreciate the potential in your market, we would suggest you commit the time and resources to register for one of our Discovery & Training Seminars. Our seminar:

Will train you how to lift and level concrete with polyurethane and other concrete lifting/leveling proces

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HMI is Your Best Option for Slabjacking Equipment, Systems and Material

HMI has been setting the standard for slabjacking since 1974.  Not only do we manufacture the equipment, HMI uses and tests it on a daily basis.  Perfecting the standard and innovating tomorrow’s advances,  HMI offers all the benefits of a franchise without the fees, royalties, and territory restrictions commonly associated with franchise opportunities.

Beyond the traditional slabjacking equipment and systems, HMI now offers polyurethane equipment, systems and material.

With experience as a manufacturer as well as a slabjacking contractor, HMI is an invaluable resource to you as you make the decision to invest in this business opportunity and beyond.  With new pro

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HMI Equipment is Available for Shipment Internationally
HMI ships concrete raising equipment all over the world.  Call or email our Wisconsin office for more information at 1-800-626-2464 or

Customers are responsible for making arrangements with import/export agents along with any fees, duties, tariffs or expenses that may be incurred by shipping internationally.

HMI has shipping agreements with multiple providers, however will work with your qualified shipping arrangements upon request.

HMI is currently seeking international distribution opportunities.

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Raising Concrete Can Be Tricky, Let HMI's Experience Answer Your Questions

Support is available Monday-Friday from 7:00 a.m.-5:00 p.m.  We are staffed with people who have actual on-the-job experience raising concrete.  They can answer questions and solve issues with troublesome jobs or how to bid on a certain concrete raising or void filling project.  Applications and pricing are covered in detail during HMI 2 day training events.

Free Catalogs and price lists are available by clicking here

HMI is here to support you, if you have questions about concrete lifting
Technical support is available Monday-Friday from 7:00 a.m.-5:00 p.m.  HMI also supplies a detailed parts and service manual with each piece of mudjacking equipment.

If you have questions about bidding or completing a project, utilize the experienced professionals at HMI to help you be successful. Receive a free catalog!

With any new business or equipment, there is a definite learning curve.  Concrete lifting is no different.  Even those with many years of concrete lifting experience may start offering polyurethane concrete lifting, and face completely new challenges.  HMI not only has experienced these same challenges, but assisted hundreds of customers through

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HMI Aligns with Different Financing Companies to Fit Your Equipment Purchasing Needs
Financing to get your mudjacking/spray foam business started is available through third party financing institutions.  HMI aligns with multiple financing companies because no two equipment purchases are the same.  Existing businesses with over two years of business history, may qualify for different financing than a new business.  HMI does work with a financing company that specifically offers new start-up companies leasing opportunities.

When researching a new business or business expansion, it is always wise to look into multiple options.  Leasing equipment, purchases, and financing are one option while a loan through your established banking institu

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HMI is a great way to expand your business with concrete lifting

Mudjacking is a great add-on business.  HMI can provide you with the equipment, training, and support to make any expansion successful.

Landscaping, spray foam, general, concrete and specialty contractors often have some of the tools needed to start raising concrete.  In this case, a contractor looking to expand their business will be provided with a customized system quote with only the equipment and tools they specifically need to start concrete lifting.  A spray foam contractor may only need small tools and material to start concrete lifting with polyurethane, while a concrete contractor may only need a mudjacking pump to have all the equipment necessary to

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Spray foam insulation contractors use similar equipment for polyurethane concrete lifting
There is however, specific material and equipment necessary to start using this equipment for concrete raising.  Everything necessary to begin raising concrete with existing spray foam equipment is available from HMI in the Concrete Raising Conversion kit.

Comprehensive training is also available, to teach you how to raise concrete, bid jobs, and market this type of business.  For those interested in making this transition, training is available without any commitment to buy.  Qualifying purchases will provide FREE training.  For more information about our training opportunity go to

Traditional spray foam d

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Complete HMI Systems Give You What You Need to Start Raising Concrete
No previous experience is needed.  HMI will teach you how to raise concrete.  Mudjacking and Polyurethane systems will provide you with every piece of equipment you need to successfully start your business.

Attend an HMI Discovery & Training Seminar to learn how you can be successful raising concrete.

What you need to start Mudjacking

Mudjacking requires six basic things to complete jobs.  If you have some of these items, a customized systems quote can provide you with the total cost of what you need to start raising concrete.

Mudjacking Pump
Truck or Trailer to Haul Equipment and Material

HMI Trailer Systems include Trailers
HMI Truck Syste

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Learn How to Raise Concrete at a 2 Day HMI Training Seminar
HMI offers 2 Day Training Seminars that focus on teaching you what you need to know to successfully run a concrete lifting business.  Explore the different options you have in equipment, learn business operation best practices, and get the marketing guidance you need to start your concrete raising business.

Receive a free catalog!

Get hands-on training with the equipment, without any obligation to buy.  The ultimate business test drive, HMI will teach you everything you need to know to make an educated decision - is this business right for you?  Find out, Register for HMI Training today.

HMI Manufactures Polyurethane Material Designed to Raise Concrete
Polyurethane concrete lifting uses material specifically designed to fill voids and raise concrete.  Available for purchase directly from HMI, the reaction of this two part material expands with enough force to fill voids and raise concrete.  There are multiple formulas designed for different applications.  Polyurethane for raising highway slabs, sidewalk slabs or filling voids.

Receive a free catalog!

The original term mudjacking comes from using topsoil mixed with cement (mud).  However, topsoil has organic properties that will eventually break down and may cause the concrete slabs to resettle.  The most readily available material throughout the country is agricultura

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Concrete Raising is Also Known as Mudjacking, Slabjacking, Pressure Grouting, and PolyJacking
Also known as slabjacking or pressure grouting, mudjacking is the process of pumping material under a sunken slab of concrete to lift it.  Other uses include joint stabilization or filling voids to support the weight of a concrete slab.  On residential, commercial, and municipal levels, raising concrete is a cost-effective alternative to replacing concrete typically saving 30-50%. The best way to recycle concrete, mudjacking will avoid the cost of demolition, removal and landscaping.  There are two types of concrete lifting, polyurethane and traditional mudjacking. Receive a free catalog!

Click Here to View Concrete Raising Videos

Equipment use

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Multiple applications for concrete raising with the same system
Concrete raising with mud or polyurethane raises and stabilizes settled concrete.  Concrete raising projects are often the same repair in different settings.  To learn more about concrete raising attend an HMI Discovery & Training Seminar.

Residential concrete raising applications


Commercial Concrete Raising Applications

Commercial Entrances
Industrial Concrete Raising
Industrial Void Filing

Municipal Concrete Raising Applications

Curb & Gutter
City Streets
Highway Projects
City Sidewalks

Specialty Applications

Block Wall Core Filling
Bridge Approach
Void Filling
Shotcrete Application

For any questions about mudjacking equipment applicati

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