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About Heffron

Client Testimonials

103 years of sustainable relationships and track records. Our clients don’t just hire us — they trust us, recommend us, and come back project after project.

Trusted by industry leaders for over a century

What Our Clients Say

103 years of showing up. An 85% repeat client rate. These aren’t just numbers — they’re relationships built on trust, performance, and doing the work right.

“In my 25 years managing facilities, I can count on one hand how many vendors or contractors I can honestly say I truly trust… I happily count Heffron among these valued few.”

— Director of Facilities

“The expertise, customer service, achieving schedule milestones, and working neatly in a patient-critical industry are their hallmarks.”

— Project Engineer – Rockville Biopharma (GSK)

“Heffron’s experienced/highly skilled Mechanics function as an integral part of our team.”

— Todd Burkhart

VP Manufacturing/Facilities, CEL-SCI Corporation

“CONGRATULATIONS on winning the prestigious MCAA/CNA Safety Excellence Award in Category II.”

— MCAA

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