RISEN provides practical civil engineering design and project support across Blenheim and Marlborough. We work with landowners, developers, councils and businesses on subdivisions, earthworks, access, roads, drainage, stormwater, flood risk and coastal projects. As an owner-led consultancy, we stay closely involved from early feasibility through design and construction.
Our Civil Engineering Services
1. Infrastructure Design & Development
Practical infrastructure layouts for small and medium sites, designed around safe access, efficient construction and long-term use.
• Road and carpark layouts for residential and light commercial use
• Accessways that work for a range of vehicle types
2. Subdivision & Land Development
Subdivision engineering support from early feasibility and servicing strategy through detailed design and construction.
• Subdivision layout planning with a focus on practicality
• Site prep advice and civil design for earthworks and servicing
3. Coastal & River Engineering
Site-specific engineering for Marlborough properties affected by rivers, the coast, erosion or flood risk.
• Riverbank protection and erosion control
• Flood risk checks, mapping and drainage input
4. Scoping of Works
Early engineering advice to identify constraints, likely costs, consent requirements and the best path forward.
• Feasibility reviews to check if ideas stack up
• Early-stage scoping to define budgets, risks, and timeframes
5. Stormwater, Drainage & Site Servicing
Coordinated civil design that responds to the site, Council requirements and the way the development will be built.
• Concept and detailed plans for infrastructure and drainage
• Utility layouts that work with site constraints
6. Appraisal & Business Case Services
Clear technical and commercial documentation for project decisions, funding applications and approvals.
• Project appraisals to understand cost, scope, and benefit
• Business case input that’s clear and grounded
7. Project Management & Supervision
Hands-on coordination and construction oversight to keep scope, quality, programme and communication under control.
• Contractor coordination and progress checks
• NZS3910 contract management where required



