YOUR GLASS PACKAGE IS BLEEDING MONEY

Stop sending half-baked submittals. Start sending approvals.

You’ve been told your shop drawings are “fine.”

So why do they keep coming back with redlines, RFI flags, and install delays?

Your drafts aren’t just drawings. They’re instructions for chaos — or control.

Modern house with large glass windows, wooden and stone exterior, surrounded by green lawn and trees, overlooking a body of water and mountains in the distance.

We engineer clarity — down to the last anchor bolt.

🟦 Drafted by field-experienced pros — not templates
🟦 System-specific details: Peerless, Kawneer, CRL & more
🟦 24–72hr turnaround for most scopes
🟦 One-click approval flow for GCs and architects

No spam. No forms. Just clear drafting.

Your drawings are either building trust — or burning it.

Our drawings don’t just get approved — they get remembered.

Sparrow Hill drafts for installers, not just reviewers.

  • Customer testimonial with five gold stars praising Tom and Montrose Glazing Co. for their efficient service, quick turnaround, clear pricing, and flexibility in making detailed adjustments.
  • Customer testimonial about installing a glass package for a commercial project, praising the service and quick approval.
  • Customer testimonial praising Tom for his quick and helpful service, including cleaning and pricing honesty.
  • Text testimonial praising a shop set for accuracy and detail, signed by Monica S., Sr. PM at Capital Fenestration Group.
  • Customer review with four gold stars and a quote praising Tom's curtain wall design, detailed coordination, and effective project delivery, attributed to Derek F., Foreman at Beacon Building Systems.
  • Customer review text about the drawing and communication process, rated three stars.
  • A five-star customer review with a quote praising Tom's drafting support for clarity, detail, and timely approval, from Mike J. of ClearSpan Glass.
  • Customer review with five stars praising Sparrow Hill for saving time on a full facade and interior glass package.
  • Screenshot of a five-star review with a quote about the owner's knowledge and updates on drawings, attributed to Jason H., Foreman at CoreView Installations.
  • Customer testimonial with three stars and quote about successful project completion from Alyssa B., Coordinator at NovaBuild Contracting.

Let’s Build Your Most Trusted Submittal Yet.

No more guessing. No more returns. Just clean, field-ready drawings built by someone who actually understands the glass trade.

Want to See the Full Scope of What We Do?

From curtainwall and storefront to interior glass and complex submittals — it’s all there.