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Business Details
39 Years
experience
Trusted Mechanical Contractors in Spokane
Founded in 1987, Mackin & Little has built a reputation as a trusted mechanical contractor serving the Pacific Northwest. Our company specializes in industrial piping, commercial plumbing, and wet-side heating systems, delivering high-quality solutions for hospitals, universities, industrial facilities, and commercial buildings. With over 35 years of experience, we prioritize teamwork, integrity, and customer satisfaction, maintaining licenses in six states while embracing innovative practices like LEED sustainability and LEAN construction methodologies.

Our self-performing approach ensures direct accountability, and our 50+ employees collaborate seamlessly with clients, contractors, and partners to meet project goals efficiently. We remain committed to advancing industry standards through prefabrication technologies, certified welding expertise, and a focus on safety and environmental responsibility.
Services
Industrial Piping Commercial Plumbing Process Piping Pre-Construction Services LEED Projects LEAN Construction Prefabrication Steam Piping Hydronic Systems Wastewater Reclamation
Details
  • Year established: 1987
Highlights and features
  • We offer 35+ years of mechanical contracting experience in the Pacific Northwest
  • Our team holds certifications in medical gas systems and LEED sustainability standards
  • We operate licensed in six states with specialized industrial and commercial expertise
  • Our LEAN construction practices reduce costs and accelerate project timelines
  • We maintain a 10,000 sq ft prefabrication facility with certified welders
Services
Commercial Plumbing
Mackin & Little delivers comprehensive commercial plumbing solutions for healthcare facilities, educational institutions, and office buildings. Our certified technicians install and maintain domestic water systems, medical gas piping, and reclaimed water systems. With expertise in high-purity water applications and hydronic heating systems, we ensure code compliance and operational efficiency for complex commercial projects across the Pacific Northwest.
Industrial Piping
Our industrial piping division specializes in chemical processing, food production, and manufacturing facility systems. We design and install stainless steel, carbon steel, and plastic piping networks for clients like Alcoa and Kaiser Aluminum. Our ASME-certified welders meet strict industry standards while implementing LEAN methodologies to reduce waste and improve system performance in demanding industrial environments.
Pre-Construction Services
We provide comprehensive pre-construction consulting including cost estimation, scheduling, and design coordination. Our experienced estimators analyze project requirements to develop accurate budgets and resource plans. By leveraging data from 35+ years of completed projects, we help clients make informed decisions about material selection, labor requirements, and construction timelines to ensure successful project execution.
LEED Certification
Our team implements LEED-compliant mechanical systems that enhance energy efficiency and environmental sustainability. We've completed multiple LEED-certified projects including the Davenport Grand Hotel and Gonzaga University facilities. Our approach integrates reclaimed water systems, energy-efficient hydronic heating, and sustainable material practices while maintaining full compliance with USGBC standards for commercial and institutional buildings.
Prefabrication
Our 10,000 sq ft fabrication facility produces precision-engineered piping systems for commercial and industrial applications. We utilize prefabrication to reduce on-site labor costs by up to 40% while improving quality control. Our certified welders work with carbon steel, stainless steel, copper, and plastic materials to create custom solutions that accelerate project timelines and minimize field installation challenges.
People
Mark Mackin
Co-Founder
Mark Mackin co-founded the company in 1987 and helped establish its reputation for quality craftsmanship in the Northwest construction industry. His leadership focused on building strong client relationships and maintaining technical excellence in mechanical contracting operations.
George Renner
Principal
George Renner joined the company in 1998 and currently serves as Principal. With over 25 years of leadership experience, he has expanded the company's capabilities in LEED-certified projects and LEAN construction methodologies while maintaining its commitment to quality and customer satisfaction.
Questions
What geographic areas do you serve?
We operate throughout the Pacific Northwest with licenses in Washington, Idaho, Montana, Oregon, California, and Alaska.
What industries do you specialize in?
We focus on industrial facilities, healthcare institutions, educational campuses, and commercial buildings with expertise in complex mechanical systems.
Do you handle LEED-certified projects?
Yes, we have completed multiple LEED-certified projects including hotels, universities, and public infrastructure facilities.
What prefabrication capabilities do you offer?
Our 10,000 sq ft fabrication shop produces precision piping systems in carbon steel, stainless steel, copper, and plastic materials.
Are you equipped for emergency repairs?
While we don't offer 24/7 emergency services, we prioritize urgent maintenance requests during regular business hours.
Reviews (1)
Erin Sanford
Jan 18, 2019 Report
Im new to the Spokane area, I had a problem with my leaking faucet and the experience I had with this company was the worst so far. Zero help, and I felt that even though I knew nothing about plumbing, I still knew more than the unpleasant men who showed up at my door. Would not recommend.