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Business Details
50+ Years
experience
Trusted Construction Material Solutions Distributor
The Glenrock Company has established itself as an industry leader in distributing specialty construction products for over six decades. Founded in 1957, we combine deep product knowledge, exceptional service, and partnerships with top manufacturers to serve professional contractors in restoration, waterproofing, and sealant markets. Our commitment to technical expertise is demonstrated through next-day delivery, on-site color matching, custom material formulation, and field support services. With locations across the Midwest, we provide specialized solutions including boom truck deliveries, product training, and advanced testing equipment. Our team of experienced professionals delivers tailored support for architectural wall coatings, structural repair systems, and high-performance sealants.

We maintain rigorous quality standards through partnerships with leading industry manufacturers while offering comprehensive technical documentation and product collateral. Our 4,000-square-foot distribution centers feature lift gates and specialized equipment for challenging material placements. Through continuous innovation since our founding, we've developed proprietary systems like the Conproco KIOSK for natural stone color matching and DataColor technology for precise coating formulations. Our leadership team brings decades of combined experience in construction materials distribution and technical sales. This enduring commitment to excellence has made us a trusted partner for specialty contractors seeking reliable solutions and expert guidance.
Services
Concrete Restoration Masonry Restoration Sealants Distribution Waterproofing Systems Deck Coating Solutions Wall Coatings Expansion Joint Systems Protective Treatments Technical Support Services Specialty Product Training
Details
  • Year established: 1957
Highlights and features
  • We offer 60 years of specialized expertise in construction material distribution
  • Our team provides on-site color matching and custom formulation services
  • We maintain next-day delivery capabilities with specialized equipment
  • Our technical support includes product testing and field application guidance
  • We partner with industry-leading manufacturers for proven product performance
Services
Concrete Restoration
We provide comprehensive concrete restoration solutions including surface repair mortars, structural repair systems, and protective coatings. Our products address spalling, cracking, and deterioration while maintaining structural integrity. Services include material selection guidance, technical specifications, and on-site application support for commercial and residential projects.
Masonry Restoration
Our masonry restoration services cover tuckpointing mortars, natural stone repair materials, and architectural wall coatings. We offer technical expertise in historic preservation and modern masonry systems, including water repellent treatments and mechanical anchoring solutions for brick, block, and stone facades.
Sealants Distribution
We distribute high-performance sealants including polyurethane, silicone, and hybrid formulations for expansion joints and structural applications. Our technical team provides guidance on material selection, adhesion testing, and proper installation techniques for both interior and exterior building envelope applications.
Waterproofing Systems
Our waterproofing solutions include liquid-applied membranes, sheet systems, and crystalline technologies for below-grade and plaza deck applications. We offer technical support for air barrier systems, vapor transmission control, and drainage solutions to protect building structures from water intrusion.
Technical Support
We provide on-site technical support including color matching, material testing, and application guidance. Our services include Rilem tube testing, sealant adhesion verification, and custom formulation for architectural coatings using state-of-the-art equipment and proprietary color matching systems.
People
Joseph Amrein
President
Joseph Amrein leads Glenrock with over 30 years of construction industry experience. He oversees strategic direction while maintaining focus on customer relationships and technical excellence in specialty construction materials distribution.
Patrick Coakley
Corporate Sales Manager
Patrick Coakley manages national accounts with 25+ years of technical sales experience. He specializes in connecting contractors with customized material solutions while maintaining Glenrock's commitment to technical support and product innovation.
Kevin Ivers
Operations Manager
Kevin Ivers directs logistics operations, ensuring efficient delivery of specialty materials. With 20 years in construction supply chain management, he maintains Glenrock's next-day delivery capabilities and specialized equipment fleet.
Jeff Gilpin
Branch Manager
Jeff Gilpin oversees Indianapolis operations with expertise in regional construction markets. He provides technical guidance on material selection and application while maintaining Glenrock's service standards for Midwest contractors.
Jason Lorenzen
Branch Manager
Jason Lorenzen manages Minneapolis operations with focus on Upper Midwest markets. He combines technical knowledge with logistical expertise to deliver Glenrock's specialty products and support services to regional contractors.
Questions
What construction materials does Glenrock specialize in?
We specialize in concrete restoration systems, masonry repair products, high-performance sealants, waterproofing membranes, and architectural wall coatings for specialty contractors.
Do you offer technical support for product applications?
Yes, we provide on-site technical support including material testing, color matching, and application guidance using advanced equipment like DataColor spectrophotometers and Rilem testing kits.
What delivery options are available?
We offer next-day delivery to most locations with lift gate-equipped vehicles and specialized boom trucks for challenging material placements in Chicago and surrounding areas.
Do you serve customers outside the Midwest?
While our branches serve Chicago, Cincinnati, Indianapolis, Milwaukee, and Minneapolis, we can coordinate deliveries to other regions through our distribution network and logistics partners.
Can you help with custom color matching?
Yes, we provide custom color matching services using DataColor technology for wall coatings and Conproco KIOSK system for natural stone repair materials within 48 hours.
How does Glenrock ensure product quality?
We partner exclusively with industry-leading manufacturers and maintain rigorous technical standards, providing product data sheets, testing documentation, and application guidelines for all distributed materials.