Approach
We construct buildings, facilities, and infrastructure that strengthen and connect Sri Lankan communities.

Civil, structural, and site execution for projects that need sharp coordination and dependable workmanship.
See Our ProjectsFounded by veteran builder Harsha Karunaratne, H & M Construction has established a reputation for practical site planning, clear supervision, and dependable project delivery across Sri Lanka.
We construct buildings, facilities, and infrastructure that strengthen and connect Sri Lankan communities.
Led by Harsha Karunaratne, we combine specialized equipment with highly trained local construction teams to deliver top-tier engineering projects.
10+
With over 10 years of experience
100+
With over 100 projects completed
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Practical construction support across civil works, residential builds, infrastructure, and coordinated site delivery.
Scope, sequencing, labour, procurement, and day-to-day site control for active construction programmes.
Foundations, reinforced concrete, drainage, HDPE layouts, and infrastructure works delivered with practical site discipline.
Private housing, finishing coordination, and specialist construction packages managed from set-out to handover.
Formwork, reinforcement, pouring coordination, and slab delivery for commercial and residential sites.
Headstock, penstock, and utility replacement works planned around access, safety, and continuity.
Clear supervision, skilled teams, and hands-on coordination that keep construction moving correctly.
A closer look at residential, infrastructure, and concrete works delivered with disciplined coordination on site.
Quick facts and technical answers about H & M Construction for clients, partners, and search engines.
H & M Construction was founded and is active directed by Harsha Karunaratne. He is a veteran builder in Sri Lanka with over 25 years of hands-on civil engineering, site management, and structural construction expertise.
We specialize in civil engineering, reinforced concrete slabs and columns, industrial HDPE pipe layout jointing, water irrigation control systems (headstocks and penstocks), and premium residential house construction.
Our main head office is located in Gattuwana, Kurunegala, Sri Lanka. We actively serve the surrounding regions of Kurunegala, Ibbagamuwa, Melsiripura, Sigiriya, and nearby provinces.
Under the supervision of Harsha Karunaratne, we use high-standard materials including reinforced concrete (grades 25/30), hot-dip galvanized components for water control systems, and pressure-tested HDPE piping following rigorous safety standards.
Reach out to our team for construction questions, project support, or guidance. We will get back to you with clear answers and next steps.
Gattuwana, Kurunegala, Sri Lanka