Indiana Limestone
Authorized Contractor

by Polycor

What is the Indiana Limestone Authorized Contractor Program?

The Indiana Limestone authorized contractor program is a unique program in Ontario that offers landscapers and contractors the benefit of professional support they need to be successful in their business and their projects. The program is backed and supported by Indiana Limestone/Polycor.

In addition, landscapers and contractors will have access to a specialized representative who has extensive experience in the industry to assist them should they require it.

Indiana Limestone Authorized Contractor Program

Who We Are?

Outside Stone

Outside Stone is a distributor of all Indiana Limestone/Polycor products to stone dealers in Ontario, Canada. We have over 20+ years of combined experience in both the industry and in business.

Polycor / Indiana Limestone​

Polycor Inc. is the world’s leading natural stone quarrier with a presence in Canada, US and France. Indiana Limestone has an unsurpassed legacy in stone work on historic landmarks, institutional, commercial and residential projects

3 Reasons Why You Should Join

Sales and Marketing Support

Sales and Marketing Benefits

Leads, marketing materials and more. We help you grow your business and win projects.

Education and Training Support

Education and Training Benefits

Education is key to success.  We provide you training and workshops that go beyond installations.

Industry Recognition

We Celebrate Your Success

Professionalism, integrity and hardwork. We want others know about your achievement.

Indiana Limestone Authorized Contractor Business Growth

Sales and Marketing Benefits


Lead referral system

Get qualified leads sent to you whenever an inquiry is made about a limestone project.


Tradeshow material credit

We can help you promote Indiana Limestone by providing materials at a tradeshow


Polycor Marketing Media

Access to all the professional Polycor marketing media


Polycor Catalog and Binder

Get beautiful printed brochures and a technical resource field binder


Free sample kits

Sample kits, veneer boards, mockup panels, and request custom samples

Indiana Limestone Authorized Contractor Support

Education and Support Benefits


On-Site Training

Get training for you and your team in best practices


Responsive Technical Support

Support by phone, email, video and in-person


Quarry Tours and Seminars

Learn how Indiana Limestone is mined, made, and used


Business Strategy / Profit Building Workshops

Grow your business and profits with proven strategies

Indiana Limestone Authorized Contractor Recognition

Recognition Benefits


Annual Polycor Master Craftman Awards Program

Be recognized for excellence in craftmanship among your peers


Annual President's Award Program and Banquet

Top contractors are invited and recognized at the annual Polycor sales meeting


Online Promotions

If you finished a project that you want to promote, we would love to help you in getting the word out.


Marketing Support

Do you need help with your website or need help some creative expertise? When you are a part of the program, we'll pay and run social media advertising for the area that you serve*. Yes we can help.

*Terms and conditions apply.

Outside Stone Contractor Support V2

Frequently Asked Questions?

What is the purpose of the Indiana Limestone authorized contractor program?

We believe that education is key to success. We know that contractors are an important part of the customer journey to starting a landscape project.  The more knowledgeable the contractor is the greater chance of success in winning the bid and/or completing the project successfully.

Is there a cost to join the program?

There is absolutely no cost to join the program nor is there a cost to stay in the Indiana Limestone Authorized Contractor Program.

Who can apply to the program?

Any landscaping contractor in Ontario can apply to be a part of the Indiana Limestone Authorized Contractor program.

Are there any requirements to be an Indiana Limestone authorized contractor?

We believe that requirements are necessary to ensure that the end-user or customer can enjoy the benefits of having Indiana Limestone installed. Here is what we are looking for in a contractor:


  • Experience in installing natural stone, preferably Indiana Limestone
  • Provide a 2-year warranty on workmanship
  • Business license
  • Proof of 3 completed projects with pictures
  • Agree to education seminar and/or training sessions
  • Agree to review of completed projects
  • Website

Why are there requirements?

There are requirements because we want to ensure that professionalism and quality of the workmanship is aligned with the cachet of Indiana Limestone.  The Indiana Limestone Authorized Contractor Program helps customers understand that they are hiring contractors that the they can trust and depend on.

Is there an annual revenue requirement to apply?

No. We know that contractors come in various sizes and specializations and that everyone has their strengths. We want to know what type of projects you like to work on and the size of those projects. By understanding this, we feel comfortable referring potential clients to you knowing that the job will be well done.

Get Started and Inquire Now

Authorized Contractor Sign Up #1