Company Data
- Contact: Barbara & Mark Lumpkins, Manager
- Email: [email protected]
- Tel: (719) 360-4134
- Website: https://diamondhousing.net/
- CAGE Code: 7YLG6
- UEI (Unique Entity ID): RV7KK2E2NWW4
- Address: 2790 Jericho Dr, Lake Havasu City, Arizona 86406
- NAICS Code: 236118, 236115, 238130, 238190, 238310, 238320, 238350, 238390, 238990
- AZ ROC License: #326120
- Founded: 2018
- Business Type: Women-Owned Small Business (WOSB); Small Disadvantaged Business (SDB)
Company Overview
Diamond Housing, LLC is a licensed residential and commercial construction firm based in Lake Havasu City, Arizona, serving Arizona and Palm Springs, California. With over 20 years of combined experience, the company provides single-family home construction, renovations, remodels, additions, specialty structures, and full project management. Diamond Housing is known for reliable scheduling, cost control, quality workmanship, and clear communication from planning through final inspection. As a Women-Owned Small Business and Small Disadvantaged Business, the company supports federal, state, and local agencies with compliant and dependable housing and facility improvement services.
Core Competencies
Ground-up single-family residential construction from planning and permitting through final inspection and occupancy.
Interior and exterior renovations, including kitchen and bathroom remodels, structural upgrades, and finish improvements.
Residential additions, casitas, and accessory dwelling units designed to expand living space and increase property value.
Construction of RV garages, boat garages, and detached structures built to meet client needs and code requirements.
Scheduling, subcontractor coordination, procurement, and on-site supervision to ensure efficient delivery.
Accurate estimating, budget tracking, and change management to maintain financial transparency.
Coordination with architects, engineers, and inspectors to ensure quality workmanship and regulatory compliance.
Differentiators
Over 20 years of combined construction, real estate, and business management experience across residential and renovation projects.
Proven record of completing projects on schedule and within approved budgets.
High construction standards maintained across every phase of project delivery.
Consistent client updates and direct owner involvement throughout the entire project lifecycle.
Established internal tracking systems for scheduling, budgeting, and ongoing quality control.
4.9-star Google rating demonstrating strong client satisfaction and repeat referrals.
Strong commitment to ethical practices, transparency, and long-term stakeholder trust.
Past Performance
- Single-Family Home Renovations – Arizona: Completed interior and exterior remodels including kitchens, bathrooms, flooring, roofing, and structural upgrades, improving functionality and value.
- Ground-Up Residential Construction – Arizona: Built single- family homes from planning to final inspection, ensuring quality workmanship, compliance, and timely delivery.
- Residential Remodels – Colorado: Delivered renovation projects, including full home updates and structural improvements, strengthening construction experience.
- Additions & Specialty Structures – Arizona: Constructed residential additions, RV garages, boat garages, casitas, and detached structures to meet specifications and code requirements.