Founded in 1965, Lewis & Lambert is a proven leader in Sheet Metal Contracting, HVAC Ductwork Fabrication and Mechanical Contracting. 

Through our wholly owned subsidiary, Sigma Building Services, we also offer HVAC and plumbing services. 

Lewis & Lambert maintains a stable labor force which assures consistent high quality workmanship and the ability to complete challenging projects on time. It also makes Lewis & Lambert one of the safest work places.

Lewis & Lambert is accustomed to teaming with design engineers and other construction trades to assure the most efficient execution of work. Our engineers routinely participate in design assist projects, thereby contributing to optimal product design for cost effective installation. 

Lewis & Lambert strives to exceed customer expectations and to provide performance, quality and value.

Lewis & Lambert’s main lines of business are:

• Sheet Metal Contracting
• Mechanical Construction
  (see Sigma Mechanical Contractors)
• Spiral and Rectangular Duct Fabrication
• Duct Sealer
• Angle Rings
• Plumbing and HVAC Service
  (see Sigma Building Services)
• Vibrasonics Thermal/Acoustical Panels