What Pho-Tronics does

Pho-Tronics is a privately held printed circuit board (PCB) manufacturer and supplier headquartered in Milwaukee, Wisconsin. Founded in 1962, the company has operated continuously for over six decades, suggesting deep institutional knowledge in PCB fabrication and a stable, long-tenured customer base. With 51-100 employees, Pho-Tronics operates as a small-to-mid-sized specialty PCB producer focused on three demanding, regulated end markets: aerospace, military, and healthcare. Its business structure is a for-profit private company, and the Milwaukee location places it within the US Midwest industrial corridor, a region with a long historical concentration of electronics and contract manufacturing suppliers.

The company's product positioning in aerospace, military, and healthcare indicates a focus on high-reliability, certification-intensive PCB production rather than high-volume commodity manufacturing. These end markets typically require compliance with stringent quality, traceability, and regulatory standards (e.g., AS9100 for aerospace, ITAR for defense trade, ISO 13485 and FDA quality system regulation for medical devices) and involve long supplier qualification cycles that tend to favor incumbent manufacturers with established track records. Pho-Tronics' go-to-market is B2B by nature, likely targeting OEMs, system integrators, and contract manufacturers in its three target verticals, with sales driven by technical relationships, certifications, and quality performance rather than price-based competition. The supplier-of-PCBs framing suggests the company operates as a component-level vendor rather than a full box-build or design-services provider.

The 63-year operating history is a notable signal of business continuity, particularly given the cyclical and capital-intensive nature of PCB manufacturing and the consolidation pressure the industry has faced from Asian low-cost producers. Detailed data on Pho-Tronics' specific product portfolio, certifications held, manufacturing capabilities (e.g., multilayer, flex/rigid-flex, HDI), customer base, financial performance, and recent strategic actions is not available in the current source set, which materially limits the depth of this analysis. The available evidence supports a profile of a stable, niche US PCB manufacturer serving mission-critical regulated end markets, with a small organizational footprint and a long-tenured operating history in its target industries.

Name

Pho-Tronics

Legal name

HTGlobalcircuits, LLC

Website

https://pho-tronics.com

Company type

Private

Founded year

1988

Operating status

Operating

Headcount range

51–100 employees

Short description

Pho-Tronics is a Milwaukee-based, privately held printed circuit board manufacturer and supplier founded in 1962, serving aerospace, military, and healthcare end markets with a 51-100 employee team focused on high-reliability, regulated applications.

Ownership category

akta.pro rank

Product category

Printed Circuit Board Manufacturing

NAICS

Bare Printed Circuit Board Manufacturing (334412)

SIC

Printed Circuit Boards (3672)

akta.pro primary industry

Industrial PCB & Substrate Components (Bare PCBs, rigid-flex, ceramic substrates, thick-film) (IMAGAJAM)

Keywords

• Printed circuit boards
• Aerospace electronics manufacturing
• Military electronics manufacturing
• Medical device PCBs
• PCB fabrication

Headquarters

HQ city

Milwaukee

HQ country

United States

HQ region

North America

Offices8 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure

Revenue model

1. PCB Fabrication Services: Manufacturing and fabrication of printed circuit boards including rigid, flex, rigid-flex, RF, metal core, HDI, high-frequency, aluminum, and heavy copper PCBs. Revenue generated from prototype to production orders with no minimum order requirements.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels7 records

Core offering

Pho-Tronics is a manufacturer and supplier of printed circuit boards serving aerospace, military, and healthcare industries. The company fabricates PCBs for use in regulated, mission-critical electronic systems. It is a privately held, for-profit US firm headquartered in Milwaukee with 51-100 employees.

Product overview

HT Global Circuits offers a comprehensive portfolio of printed circuit board products and manufacturing services. Their core product line includes multiple PCB types: Rigid PCBs (traditional solid-substrate boards), Flex PCBs (bendable circuits), Rigid-Flex PCBs (hybrid designs combining rigid and flexible sections), RF PCBs (for radio frequency applications), HDI PCBs (high-density interconnect boards), Metal Core PCBs (for thermal management), High-Frequency PCBs (for elevated frequency signal transmission), Aluminum PCBs (LED and power applications), Heavy Copper PCBs (high-current power distribution), and Microelectronics PCBs (miniaturized assemblies). Beyond standard PCB types, the company provides specialized plating services including Hard Gold Plating (Type I, II, III for edge connectors and high-cycle contacts) and Selective Gold Plating (precision gold application). The Quick Turn PCB Prototype service enables rapid validation from early-stage prototyping through production, with DFM feedback within 24 hours.

Differentiator

Problem solved

Functional benefit

Products and services

• Printed Circuit Boards Custom-manufactured printed circuit boards fabricated for aerospace, military, and healthcare industry applications. Sold to OEMs and electronic system manufacturers requiring high-reliability PCBs for regulated end uses.

Quantifiable outcome

• 98%+ on-time delivery rate
• +2 more outcomes

Named customers1 record

Segments7 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators7 records

Direct peers

• Summit Interconnect: US-focused PCB manufacturer formed through roll-up acquisitions, with strong aerospace & defense and medical device exposure. Directly comparable on ITAR/AS9100-certified fabrication for high-reliability end-markets.
• Imagineering Inc. US-based quick-turn PCB fabricator serving commercial, industrial, and defense customers with no-minimum-order and rapid prototype service. Comparable on quick-turn, low-to-medium volume US-centric PCB positioning.
• NCAB Group: Global PCB sourcing and manufacturing platform focused on high-reliability, low-to-medium volume production for industrial, automotive, and aerospace customers. Comparable on demand for ITAR/AS9100-equivalent PCB supply.
• Advanced Circuits: Privately held US PCB fabricator specializing in quick-turn prototypes and small-to-medium volume production, serving commercial and defense customers. Highly comparable on no-minimum-order, fast-turn positioning and US-based fab footprint.
• TTM Technologies: US-headquartered, publicly traded PCB manufacturer with a substantial aerospace & defense and medical PCB business. Directly comparable on product mix, customer verticals, and certification stack (AS9100, Nadcap, ITAR-equivalent).
• Cirexx International: US PCB fabricator focused on quick-turn prototypes and medium-volume production for aerospace, medical, and industrial customers. Comparable on customer verticals and quick-turn service positioning.
• APCT (Advanced Printed Circuit Technology): Privately held US PCB manufacturer serving aerospace/defense, medical, and industrial customers with quick-turn and production fabrication. Comparable on regulated vertical focus and small-to-medium volume capabilities.

Broad incumbents

• Sanmina: Global EMS provider with PCB fabrication capabilities serving aerospace/defense, medical, and industrial customers. Comparable on high-reliability end-markets but operates as a full EMS, not a PCB-only specialist.
• Multek (a Flex Ltd. division): Global PCB and flex-circuit manufacturer owned by Flex Ltd. with extensive Asia manufacturing scale. Comparable on full PCB product portfolio (rigid, flex, rigid-flex, HDI), but operates at significantly greater scale and across consumer/industrial end-markets.

Emerging players

• Eltek (Nistec group): Israel-based PCB manufacturer serving aerospace, defense, and medical customers with rigid, flex, and rigid-flex boards. Comparable on regulated vertical exposure and high-reliability PCB technology, though regional focus is Israel/Middle East.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/HTGlobalCircuit
• Facebookfacebook.com/htglobalcircuitsgmbh
• LinkedInlinkedin.com/company/pho-tronics-inc.
• Instagraminstagram.com/htglobalcircuits

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Pho-Tronics