Meet the Team

Certified. Trained. Trusted.

Mace Herrig

Co-Owner | Certified Spray Foam Installer

Mace brings a driven, hands-on approach to every M&J project. Certified in professional spray foam application and safety standards, he focuses on precision, preparation, and making sure each installation performs exactly as it should.

He takes pride in understanding the equipment, materials, and process behind every job. From setup to clean-up, Mace is committed to doing the work thoroughly and efficiently while maintaining a safe and organized jobsite.

Clients appreciate his reliability, strong work ethic, and willingness to go the extra mile to ensure the job is completed right the first time.

As a Southwest Minnesota local, Mace values hard work, straight communication, and showing up ready to deliver quality results.

CERTIFIED IN:

• SPF Installer + Safety Certification
• ThermoSeal USA Approved Installer

jon faber

Co-Owner | Certified Spray Foam Installer

Jon is a certified spray foam installer with hands-on experience in residential, agricultural, and commercial insulation projects. He specializes in proper application techniques that maximize energy efficiency, durability, and long-term performance. Safety and precision are at the core of every job he leads.

Born and raised in Southwest Minnesota, Jon understands the insulation demands of our climate and local building standards. He takes pride in doing the job right the first time and maintaining clean, professional worksites from start to finish.

Clients appreciate his straightforward communication, strong work ethic, and commitment to quality craftsmanship.

CERTIFIED IN:

• SPF Installer + Safety Certification
• ThermoSeal USA Approved Installer