Top 12 Electronics Manufacturers in Delaware 2026

Delaware Manufacturing

Newark, Delaware

Delaware Manufacturing Extension Partnership (DEMEP) operates from Newark, Delaware, where it was established in 1994 as a federally and state funded non-profit organization. It serves as the official representative of the MEP National Network in Delaware, operating through Delaware Technical Community College in partnership with the U.S.

Center for Composite Materials (CCM)

Newark, Delaware

The Center for Composite Materials (CCM) was established in 1974 at the University of Delaware in Newark, Delaware. As a university-based research center, it operates under the College of Engineering and draws faculty from multiple departments including mechanical engineering, materials science, and chemical engineering.

Creative Devices, Inc.

Middletown, Delaware

Creative Devices, Inc. is based in Middletown, Delaware.

Phase Sensitive Innovations

Newark, Delaware

Phase Sensitive Innovations (PSI) is a small, high-technology company based in Newark, Delaware, specializing in RF photonic devices, components, and systems with a focus on the millimeter-wave region of the electromagnetic spectrum. The company designs and manufactures high-speed UTC photodiodes, ultra-high-speed lithium niobate phase modulators (up to 500 GHz), broadband RF photonic links, and tunable optical paired source (TOPS) systems for wideband RF signal synthesis.

TEK Electronics, LLC

 Middletown, Delaware

TEK Electronics, LLC was founded in 2001 and operates from Middletown, Delaware. The company serves the Delaware Valley region, covering Delaware, New Jersey, and Pennsylvania.

Electronic Interiors

Lewes, Delaware

Electronic Interiors operates from its headquarters in Lewes, Delaware, with satellite offices in Ocean City, Gaithersburg, and Wilmington. The company runs an Experience Center at its main location where clients can tour smart-home demonstrations.

SUMURI LLC is based in Magnolia, Delaware. Founded over fifteen years ago by Steve and Ailyn Whalen, the company began as a purpose-driven venture to support the forensic community with tools, training, and technology built around real-world casework.

AudioScience Inc. is based in New Castle, Delaware.

Qnity Electronics operates from Newark, Delaware. The company does not disclose its founding year, ownership structure, or founders publicly.

Sindri Materials Corp

Wilmington, Delaware

Sindri Materials Corp is based in Wilmington, Delaware. The company focuses on producing graphene cryo-EM grids and monolayer graphene for advanced research applications.