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Big Rocks Engineering

Name: Big Rocks Engineering
Address: St. Louis, MO, 63128, US
Telephone: +13146490610

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Big Rocks Engineering

We help bring product concepts and ideas to market.

Big Rocks Engineering is a full-service product development and design engineering services company bringing over two decades of experience developing products in the sporting goods, industrial equipment, medical device, power electronics and aerospace industries to our customers. Our goal is to go above and beyond expectations to make sure that all of our partners are successful with the fastest delivery to market and highest quality work.

06/18/2026

𝐈𝐒𝐎 𝟗𝟎𝟎𝟏 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝.

You've seen that on a lot of line cards. Here's what it actually means when we say it.

It means there's a documented process behind every part that leaves our facilities — not just a skilled operator doing their best on a given day.

It means when you get a quote from Mack Hils, CED, or Roberts, the quality standard behind that quote is the same one that was behind your last order. And the one before that.

For OEM assemblers and Tier 1 suppliers, that consistency isn't a nice-to-have. It's a qualification requirement. You can't afford a supplier that's great on Tuesday and inconsistent on Thursday.

𝐓𝐡𝐫𝐞𝐞 𝐨𝐟 𝐨𝐮𝐫 𝐜𝐨𝐦𝐩𝐚𝐧𝐢𝐞𝐬 𝐡𝐨𝐥𝐝 𝐈𝐒𝐎 𝟗𝟎𝟎𝟏:𝟐𝟎𝟏𝟓 𝐜𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧. 𝐓𝐨𝐭𝐚𝐥 𝐏𝐨𝐰𝐝𝐞𝐫 𝐂𝐨𝐚𝐭 𝐡𝐨𝐥𝐝𝐬 𝐏𝐀𝐂𝐂𝐀𝐑 𝐜𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧. 𝐓𝐡𝐚𝐭'𝐬 𝐧𝐨𝐭 𝐚 𝐦𝐚𝐫𝐤𝐞𝐭𝐢𝐧𝐠 𝐛𝐮𝐥𝐥𝐞𝐭 — 𝐢𝐭'𝐬 𝐚 𝐝𝐨𝐜𝐮𝐦𝐞𝐧𝐭𝐞𝐝 𝐜𝐨𝐦𝐦𝐢𝐭𝐦𝐞𝐧𝐭 𝐭𝐨 𝐚 𝐫𝐞𝐩𝐞𝐚𝐭𝐚𝐛𝐥𝐞 𝐬𝐭𝐚𝐧𝐝𝐚𝐫𝐝.

If you're qualifying new suppliers and quality consistency is at the top of your list, that's worth a conversation.
https://www.bigrocksengineering.com

06/17/2026

We've had companies come to us because they couldn't get a quote.

Not because suppliers weren't interested. Because the suppliers couldn't quote without documentation that didn't exist.

No 3D model. No drawing. Just a physical part and a request for pricing.

Most shops won't invest the time to reverse engineer a part just to submit a bid. So the quotes either don't come back at all, or they come back with so many assumptions built in that the number is meaningless.

This happens more often than you'd think — especially with legacy parts that have been running the same way for 20 years. Nobody ever needed a drawing because they never changed suppliers. Until they did.

If you've got parts in your supply chain that exist only as physical samples or tribal knowledge, that's a vulnerability worth addressing before it becomes urgent.

We can build the documentation from the part itself. That's what reverse engineering is.

Contact us to get that documentation: https://bigrocksengineering.com/contact-us/

06/16/2026

I use the phrase "technical package" a lot. I sometimes forget that not everyone knows what that means.

A technical package is the full set of documentation that defines how a part or product is built. It typically includes a 3D model, 2D engineering drawings with dimensions and tolerances, quality inspection documents, and work instructions when assembly is involved.

Without all of these, a manufacturer is filling in gaps with assumptions. And assumptions are where quality problems start.

Most companies have some of this. Very few have all of it in a form that's current, accurate, and supplier-portable.

The ones who do can quote faster, switch suppliers when needed, onboard new vendors without hand-holding, and defend their quality standards when a customer asks.

This is what we spend most of our time building at Big Rocks Engineering — created from scratch, or cleaning up what already exists.

Questions about what this looks like for your situation — reach out.
https://bigrocksengineering.com/contact-us

06/15/2026

Growth rarely comes from comfort. It comes from being challenged, learning from people who are ahead of you and continuously raising your own standards.

06/11/2026

Happening TODAY!!!

Join us for Manufacturing on the Rocks — an evening dedicated to connecting manufacturers, engineers, industry leaders and innovators in a relaxed setting.

📅 June 11, starts at 4 PM
📍Conflux Co-Learning 8221 Minnesota Ave, St. Louis, MO 63111

Let us know you'll be there!

06/10/2026

"We'll just bring it in-house" is the most expensive sentence in manufacturing.

I'm not saying it's always wrong. Sometimes it's exactly the right call.

But I've watched it go sideways enough times to know the math rarely works out the way people expect.

Here's what usually gets underestimated:
1️⃣ The ramp time. Getting a new internal capability up to production quality takes longer than the optimistic timeline almost every time.
2️⃣ The overhead. Equipment, space, trained operators, quality systems — these costs don't show up in the initial proposal.
3️⃣ The opportunity cost. While your team is standing up the new capability, what isn't getting done?

Outside engineering and manufacturing isn't a crutch. For a lot of companies, it's the smarter allocation of resources — especially for specialized work that isn't your core competency.

The question worth asking isn't "can we do this in-house?" It's "should we?"

Happy to think through that with you if it's a decision you're facing. http://www.bigrocksengineering.com

06/09/2026

What happens when manufacturers, engineers, and innovators get together for one night?

The strongest partnerships are built on a solid foundation.

Come discover what's possible when great minds come together at the Manufacturing On The Rocks event, hosted by Big Rocks Engineering.

📅 June 11
📍 Conflux Co-Learning, 8221 Minnesota Ave, St. Louis, MO 63111,

Tag a colleague who should attend! 👇

06/08/2026

Success is never truly finished. No matter how much progress you make, there are always new challenges, lessons, improvements and goals ahead.

Just like a road that is constantly being repaired, expanded, or improved, the journey toward success is ongoing. You may encounter detours, delays, obstacles, and unexpected changes, but those are often part of growth rather than signs of failure.

05/29/2026

Great engineering removes friction. It anticipates problems, eliminates them upfront and delivers something so seamless that the end user never notices how much work went into it.

That’s when engineering stops being visible—and starts being trusted.

05/28/2026

"𝐄𝐯𝐞𝐧 𝐭𝐡𝐨𝐮𝐠𝐡 𝐲𝐨𝐮'𝐫𝐞 𝐭𝐰𝐨 𝐡𝐨𝐮𝐫𝐬 𝐚𝐰𝐚𝐲, 𝐈 𝐟𝐞𝐞𝐥 𝐥𝐢𝐤𝐞 𝐲𝐨𝐮'𝐫𝐞 𝐬𝐭𝐚𝐧𝐝𝐢𝐧𝐠 𝐫𝐢𝐠𝐡𝐭 𝐧𝐞𝐱𝐭 𝐭𝐨 𝐦𝐞."

That's what a customer told me after we'd been working together for a while.

They're a small manufacturer — maybe 20 to 40 people — building boat trailers for some of the biggest boat brands in North America. They'd tried hiring a full-time engineer and couldn't make it work. The cost didn't justify the output at their volume.

So instead, they called us when they needed us. We'd update the 3D models so they could program their lasers and plasma cutters. Fix a dimension that was off before they ran the parts. Help them try a design change before committing to tooling.

No salary. No benefits. No overhead. Just the engineering hours they actually needed, when they needed them.

If your shop could use engineering support but can't justify a full-time hire, that's exactly the gap we're built to fill.

Contact us today: https://bigrocksengineering.com/contact-us

Address

St. Louis, MO
63128

Opening Hours

Monday	8am - 5pm
Tuesday	8am - 5pm
Wednesday	8am - 5pm
Thursday	8am - 5pm
Friday	8am - 5pm

Telephone

+13146490610

Website

http://www.bigrocksengineering.com/

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