Design/Build Stamp Assistance
3‑day turnaround available for qualifying submittals. Includes code review, markups, and sealed documents as required.
ExpeditedTexas Licensed • Mechanical PE
Precision Delivered, the Texas Way.
Fast, trusted mechanical engineering for design‑build teams. From quick 3‑day stamp assistance to full‑scale HVAC and plumbing design with construction administration.
PE • Texas # (on request)
HVAC & Hydronics
Plumbing
Permitting & AHJ Coordination
Services
Tailored to speed and clarity — so contractors can keep building. Clear scope, upfront pricing, and reliable timelines.
Full Mechanical Design
HVAC load calcs, equipment selection, ductwork and hydronic design, plumbing layouts, and specifications.
Permitting & AHJ Coordination
Submittal packages, responses to comments, and coordination with local authorities for a smooth approval.
Construction Administration
RFIs, submittal review, field observations, and punchlists to keep projects moving.
How We Work
Discovery
Share drawings, scope, and timelines. We clarify the path to a sealed package.
Design
Efficient, code‑compliant design with clear markups and calculations.
Review & Seal
Quality review and stamping (as applicable). We communicate proactively.
Delivery
Clean deliverables in your preferred format to keep construction on schedule.
About
Red River Engineering provides mechanical engineering services across Texas with a focus on HVAC and plumbing systems for design‑build contractors. Our promise: authoritative expertise, Texas authenticity, and a service model built for speed — without cutting corners.
Request a Quote
Send drawings, scope, and timeline — we’ll respond quickly with a clear proposal.