Inside the
29Tech Lab

Where testing gets real 
and readiness gets proven

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You’ve seen what we do. This is where we do it.

Our in-house lab is where we validate designs, processes and parts before they ever reach production. We pressure-test enclosures, verify seal integrity using vacuum and leak testing, and confirm that hardware, fasteners and assemblies meet spec under real-world conditions.

This is also where we build custom jigs and fixtures, run pre-compliance and pre-screen testing, and perform incoming inspection to validate parts to print. By catching issues early, we reduce risk, prevent rework, and ensure products are ready before they hit the production floor.
Move fast
Validate early
Eliminate risk
lab

Capabilities

Military-grade testing and compliance

29Tech integrates in-house test and validation methods aligned with key military standards to reduce risk before formal certification and production.
MIL-STD-810
Environmental and mechanical pre-screen testing, including shock, vibration, temperature exposure and moisture resistance.
MIL-STD-461
Electromagnetic interference and compatibility pre-screening to identify EMI risks early.
IP67 validation
Seal integrity verified using vacuum and leak testing methods, along with in-house gasket and overmold evaluation.
Custom cable testing
100 percent inspection for signal integrity, continuity, opens, shorts, miswire and high potential testing to validate cables before integration.
Customized testing capabilities
In-house, product-specific validation using methods such as bed-of-nails testing, thermal cycling and functional testing.

Tools that prove readiness

Our lab is equipped to test, validate, and refine every build so results are repeatable, measurable and traceable before production.
Services
Tools and equipment
Prototyping
CO₂ laser cutter, 3D printed rapid prototyping (FDM and resin), low-pressure injection molding, and CNC machining for early validation
Assembly tools
Soldering stations, crimp tools, strain relief tools, part marking tools
Testing and QA
Cirris cable testers, bed-of-nails fixtures, thermal cycling, and custom cable test boards
Visual inspection
Manual rework tools, fixture-guided pinout inspection
DFM and production support
3D-printed jigs, alignment templates, modular board systems, embedded circuit tools
Environmental validation
Drop, moisture, and vibration testing (MIL-STD-810), EMI mitigation (MIL-STD-461)
Compliance readiness
IP67 validation, continuity testing, serialization and traceability systems
meet the team

Leadership

Andy Phillips

Founder/Principal Engineer

28 Gorilla Engineering
Before co-founding 28 Gorilla and 29Tech, Andy was the CEO of HDScores, a data collection and analysis provider for Yelp. He also held global leadership positions for A.O. Smith and Generac, overseeing design centers in the U.S., China and South Korea. Andy earned a bachelor’s degree in electrical engineering from Marquette University and holds various patents across a variety of technologies. Once a certified Scrum Master, he continues to lead with agility. He can usually be found tinkering or taking calls in one of his many black rock ‘n’ roll T-shirts.
“Dream, design, build, qualify” is Andy’s motto, and he’s been engineering precision-crafted products for more than 20 years.

Mike Mihalka

Founder/Principal Engineer
29 Tech Manufacturing
Before co-founding 28 Gorilla and 29Tech, Andy was the CEO of HDScores, a data collection and analysis provider for Yelp. He also held global leadership positions for A.O. Smith and Generac, overseeing design centers in the U.S., China and South Korea. Andy earned a bachelor’s degree in electrical engineering from Marquette University and holds various patents across a variety of technologies. Once a certified Scrum Master, he continues to lead with agility. He can usually be found tinkering or taking calls in one of his many black rock ‘n’ roll T-shirts.
“Relentlessly pursue excellence” would probably be Mike’s motto, but he’d rather do it than write it down.

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