Heavy / Civil
Lemmon Drive DDI
Built in 3 months
Reno born. Built for complex work.
We build what cannot stop.
Active airports. Critical infrastructure. Exacting schedules. Q&D delivers ambitious work while the world keeps moving.
Start a ProjectOperational certainty
Construction without interruption.
Q&D plans around the people, systems and schedules that must remain live. At Reno-Tahoe International Airport, more than $70 million of security, baggage, retail and terminal work was delivered without disrupting a single traveler's itinerary.
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0passenger itineraries impacted
Selected work
Proof, on the ground.
From six lanes delivered in three months to the foundations of a $3 billion data campus, difficult work is where Q&D is most useful.
Education
Debbie Smith CTE High School
230,000+ square feet
Mission Critical
Truckee Meadows Data Centers
137-acre campus
12 OF 24
YEARS
YEARS
Independent recognition
The work is judged. The work wins.
2025ENR Best Highway / Bridge, NDOT Fernley Bridges
2024ENR Best Highway / Bridge, CA State Route 70
12×Nevada AGC Contractor of the Year
Top 400Engineering News-Record general contractor
“They have what it takes to work in aviation.”
Don Ostler, PMP
Project Manager, Southwest Airlines
Southwest AirlinesNV EnergyCity of SparksUniversity of Nevada, RenoCalTrans
Working with Q&D
Straight answers.
What types of projects does Q&D build?
Q&D serves heavy/civil, aviation, specialty services, energy, mining and materials clients. The company is an ENR Top 400 general contractor with roots in Northern Nevada and aviation work nationwide.
Can Q&D work in active, public environments?
Yes. Q&D's airport teams specialize in phased work around live passenger operations. More than $70 million was delivered at Reno-Tahoe International Airport without impacting a single passenger itinerary.
How does Q&D approach schedule and budget?
Clients including the City of Sparks, Reno-Tahoe Airport Authority, Southwest Airlines, UNR and CalTrans publicly recommend Q&D for collaboration, proactive problem-solving and projects delivered on time and under budget.
Where is Q&D licensed?
Q&D holds Nevada licenses 8197A, 8197B and 77310, plus California license 427988. Its Mining Group is MSHA-certified.
How long has Q&D been building?
Norm Dianda founded Q&D in 1964 with a kitchen remodel. Client requests grew the firm into the multi-faceted contractor it is today, led by an ownership team with more than 100 collective years in the industry.
Your hardest project belongs here
Build it without compromise.
Bring Q&D the schedule, site and operational constraints. We will bring the team that knows how to solve them.
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