H-Squared Boston

H-Squared Boston is a precision machining company rooted in over 25 years of engineering expertise. Originally established as an engineering firm specializing in product development, we transitioned to in-house machining in 2005 to address persistent quality and reliability issues in outsourced manufacturing. Our state-of-the-art facility in Waltham, MA, houses advanced CNC equipment, including 5-axis machining centers and high-precision inspection tools. We prioritize technology investment to maintain superior quality standards while keeping overhead low for competitive pricing. Our ISO 9001 and AS 9100 REV D certifications underscore our commitment to quality management systems tailored to aerospace, medical, and industrial sectors.

Every project receives direct oversight from senior engineers to ensure accuracy, timeliness, and adherence to specifications. Our collaborative approach with local finishing partners ensures comprehensive solutions for plating, anodizing, and specialized coatings. With lights-out automation and on-machine inspection, we deliver complex parts with exceptional efficiency and repeatability. Our 18-year track record of expanding machining capacity reflects our dedication to meeting evolving client demands. We combine technical expertise with operational transparency to build trust and long-term partnerships with clients seeking precision manufacturing solutions.