(231) 267-5221 5780 Moore Road Williamsburg, MI 49690
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Corporate Governance

Corporate Social Responsibility
Conflict Minerals
Quality Management Systems
Supplier Terms and Conditions
Customer Terms and Conditions
Environmental Policy
COVID-19 Policy Visitors

Grand Traverse Plastics recognizes that being a good corporate citizen is making a positive impact where we do business and is the basis for sustainability. Grand Traverse Plastics is committed to the welfare and health and safety of all its employees and contractors and to delivering socially and environmentally responsible products to our customers.  We have a moral and ethical responsibility to respect human rights throughout our supply chain and make a difference where we operate.  These include but are not limited to: providing a safe and healthy working environment, offering competitive wages and benefits, establishing reasonable working hours, allowing freedom of association, providing training and development of employees, intolerance of harassment and discrimination as well as, forced and child labor.  In addition, suppliers must operate honestly and equitably in accordance with laws pertaining to terrorism, money laundering, corruption and conflicts of interest, anti-competitive business practices, protection of intellectual property, confidential information, company data and personal data, respect for company property, and export controls. Grand Traverse Plastics complies with all applicable laws, government regulations and rules in the countries where we operate. 

We expect that our supply base does the same and enforces policies   Suppliers shall, upon request, provide evidence of adherence to these global requirements.  Failure to comply or failure to work with Grand Traverse Plastics to correct non-compliant situations is grounds for termination of our business relationship. Grand Traverse Plastics encourages suppliers to seek training in Corporate Compliance/Responsibility, Ethics, and Diversity. For details on no-cost AIAG Corporate Responsibility eLearning, go to:  


Bribery is the offering, promising, giving, accepting or soliciting of an advantage as a reward for action which is illegal or a breach of trust.  This includes accepting anything of material value to gain a commercial, contractual, regulatory or personal advantage.

It is our code to conduct all our business in an honest and ethical manner.  We take a zero-tolerance approach to bribery and corruption.  We are committed to acting professionally, fairly and with integrity in all our business dealings and relationships wherever we operate and implementing and enforcing effective systems to counter bribery.

This code applies to all individuals working at all levels, including senior managers, officers, employees (whether permanent or temporary), consultants, contractors, trainees, or interns.  You must notify Senior Management as soon as possible if you believe or suspect that a conflict with or breach of this code has incurred or may occur in the future.

Grand Traverse Plastics is a manufacturer of close tolerance plastic injection molded components and assemblies. We are dedicated to carrying out this responsibility in a manner that demonstrates true leadership in environmental management while continuing to provide the highest level of service to our customers. We will demonstrate our commitment to this policy through:

  • Energy Management Improvement and Environmental Risk Reduction – We will identify, minimize and prevent pollution and reduce identified hazards and risks in areas attributed to our operations, wherever feasible,
  • Continual Improvement – We will continue to seek out ways to improve our environmental performance throughout the organization, and
  • Regulatory Compliance – We will meet or exceed applicable and relevant regulatory requirements and other industry standards/guidelines to which we subscribe.

This policy will be conveyed to all Grand Traverse Plastics’ employees and onsite contractors and made available to the public or other interested parties upon request.

Energy Reduction

  • A capital equipment policy to purchase energy-saving electric molding machines where feasible. Grand Traverse Plastics is actively upgrading its machine mix to all electric and hybrid electric machines (all electric injection unit/hydraulic clamp) where possible.
  • An aggressive capital plan to upgrade high-energy-use equipment, such as compressors, automation and material drying systems, to equipment requiring less energy.
  • The conversion of office and plant lighting to environmentally-friendly and energy-efficient T8 and/or T5 fluorescent systems.

Water Use Reduction & Testing

  • Installing close-loop water systems in all plants to conserve water usage.
  • Regular testing of water

Waste Reduction

  • Implementing paper, pallet and corrugated recycling programs in all GTP plants.
  • Using regrind, where allowable, back into the molding process, while selling all unusable regrind to third-party recyclers to be recycled for use in the reprocessing marketplace.
  • Making extensive use of runner-less mold technology to minimize resin use.

Chemical Management



All suppliers shall be able to determine the locations where the tin, tantalum, tungsten, and gold, contained within products sold to GTP, originated within the Democratic Republic of the Congo OR be able to verify that the tin, tantalum, tungsten, and gold contained did not originate within the Democratic Republic of the Congo. Suppliers shall be required to submit this conflict minerals information upon the request of GTP via the iPoint Conflict Minerals Platform (iPCMP) tool OR by reporting manually using the electronic version of the Electronic Industry Citizenship Coalition and Global e-Sustainability Initiative (EICC-GeSI) Conflict Minerals Reporting
Template. Suppliers are to refer to AIAG for more information and details (www.AIAG.org).

GTP requires suppliers of productive parts  to develop and implement a quality management system (QMS) certified to ISO:9001 or  IATF:16949.   

All changes must be prior approved by GTP through a certified Change Management System and PPAP approved.  

Grand Traverse Plastics Corp. is committed to compliance with applicable legal and other requirements and continuous improvement relative to pollution prevention. This will be achieved through an effective documented Environmental Management System.

Grand Traverse Plastics Corp Environmental Management System will be reviewed by top management during scheduled Management Review Meetings. The reviews will include assessing opportunities for improvement and the need for changes to the Environmental Management System.

Topics for review are listed and results documented on the Management Review of All Systems form and retained in the Management Review records for a minimum of three years.

All visitors must have an appointment and deemed critical and/or project specific. No vendor visits, solicitors, etc. until further notice.

All visitors must call main contact from the parking lot and enter through the front door and remain in the vestibule area until met by an authorized Grand Traverse Plastics (GTP) representative.

Visitors will be provided the Covid 19 health screening form that must be completed and reviewed by the authorized GTP representative and have their temperature taken.

Visitors will be provided the appropriate PPE if they do not have their own.

Social distancing protocol of 6 feet is to be observed in the conference room and as much as possible while in the facilities where possible.
If the conference room is to be utilized GTP employee(s) will pre-establish the seating arrangements to be 6 feet apart.

Visitors are to take their PPE with them and self dispose.

If conference room was utilized while the visitor was on GTP premises, then the visitor’s main contact will be responsible for cleaning the conference table, all chairs, computer and entrance door handles. This will be done after every visit that the conference room is utilized.