About Us

Founded 1972

Rist-Frost-Shumway Engineering, P.C. (RFS) has been serving clients from our office in Laconia, New Hampshire since 1972. In 2014, we opened a second office in Boston, Massachusetts. Our staff numbers approximately 75 technical and administrative personnel, and the firm serves clients and projects throughout the Northeast.  

Our services include:

• Mechanical
• Electrical
• Plumbing
• Fire Protection
• Technology
• Lighting Design
• Civil
• Structural
• Commissioning

Our clients include a broad spectrum of architectural, educational, health care, industrial, state and federal government, private sector, and municipal clients. For over 40 years, our work throughout the Northeast has been recognized for excellence, creativity, and quality.