Ohmoto Gumi provides civil engineering work, building construction work, carpentry work, plastering work, scaffolding and earthwork work, masonry work, roofing work, electrical work, pipework, steel structure work, reinforcement work, paving work, dredging work, sheet metal work, glass work, painting work, waterproofing work, interior finishing work, landscaping work, joinery work, water supply facility work, and demolition work services.