Shaped by exceptional experiences and trusted relationships built over four generations of family ownership.
MCAA/CNA Safety Excellence Award winner with an EMR of 0.57 — fostering workplaces where every person goes home safe.
103+ years of delivering mission-critical mechanical systems for the institutions that matter most.
Heffron has delivered mechanical construction, process piping, and validated-environment work across AstraZeneca’s Gaithersburg and Frederick campuses for decades — from first-of-its-kind cryogenic systems to ongoing tenant fit-outs inside occupied production space.
The work reflects the standard the client expects on these campuses: precise execution in active life-sciences environments, with safety and quality treated as non-negotiable.
Gaithersburg, MD · 1,000,000+ SF campus
Gaithersburg, MD · 1,000,000+ SF campus
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Gaithersburg, MD
AstraZeneca | 200 Orchard
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Gaithersburg, MD · 197,645 SF
AstraZeneca | 700 Progress Way
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Frederick, MD
AstraZeneca | Frederick | Cooling Tower & Pipe Installation
Across the AstraZeneca Portfolio
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