About Field Theory
Custom Antenna Designs, RF Solutions, & Manufacturing
Who We Are
Market-Driving and Mission-Critical: Unleashing Wireless Innovation Together
Welcome to Field Theory, where your wireless challenges become our mission. We design, validate, and manufacture antennas and RF solutions for market-driving commercial and mission-critical government applications.
At Field Theory, we seamlessly integrate into your team, offering personalized service through every phase – design, prototyping, testing, and commercialization. Our goal is to bring your products to market faster and at a lower cost, using advanced simulation and prototyping techniques to provide accurate data quickly.
What Drives us
Based in the northern suburbs of Chicago, we are a veteran-owned small business committed to overcoming the challenges of developing high-performance wireless products. We understand that every moment troubleshooting antennas can slow your path to market success. That’s why we focus on delivering custom antennas and radio frequency solutions that transform your innovative ideas into reality – faster and more effectively than you ever thought possible.
Our mission: To propel client innovations forward with precision-engineered antenna design service and solutions developed by expert antenna consultants
SMALL TEAM, BIG IMPACT
What We Do
As an antenna customization and integration company, Field Theory provides solutions-based antenna designs to companies in the wireless industry. Working on all platforms including LTE, 5G, and Wi-Fi, we can get you to market faster and we aim to lower manufacturing costs. From end-to-end through design, prototyping, testing, certification, and commercialization, we integrate into your team and work with you directly to ensure a successful product launch. We pride ourselves on the quality of our service and the individualized attention we can give to our clients.
Pride in Service
The quality of our service and the individualized attention we give our clients is one of our proudest distinctions. Our support of your team does not end at product launch; we continue to foster collaborative relationships with our clients to ensure continued excellence and innovation.
INTEGRITY AND INNOVATION
Our Core Values
We cultivate a culture where innovation is the norm, challenging the status quo at every turn. Our team is challenged to think differently, driving transformative ideas that push boundaries.
We thrive in fast-changing markets, quickly adapting to new technologies and client needs. Our ability to respond swiftly ensures that we deliver antenna solutions that are not only timely but also ahead of the technological curve.
Our commitment goes beyond just starting projects - we see them through to successful completion. We prioritize reliability and consistency, ensuring our concepts are transformed into profitable realities.
Innovation is at the heart of what we do. We collaborate closely with visionary clients, acting as true partners in bringing groundbreaking antenna designs to life. We’re not just a service provider; we’re invested in your success.
From initial design to final production, we strive for the highest quality, ensuring our products not only meet but exceed industry standards.
Meet Tadd Scarpelli, Our Visionary Founder, CEO, & Veteran
Tadd Scarpelli, our Founding Engineer and CEO, began his career at Motorola, where he played a pivotal role in designing the groundbreaking RF antennas for the iconic RAZR cell phone. As a military veteran, Tadd brings a disciplined, mission-focused approach to innovation, driving Field Theory’s commitment to excellence.
Today, through his Chicago-based company, Tadd leads the development of high-performance, efficient, and cost-effective antenna solutions that empower startups, established corporations, and mission-critical projects alike. His dedication to fostering a culture of innovation and teamwork ensures that Field Theory remains at the forefront of antenna technology, helping clients achieve their wireless ambitions.
TestimonialS
Client Feedback & Reviews

Read About Field Theory in the News
Telecom Tech Outlook
In Conversation: The Role of Antennas in IOT
An Interview with Tadd Scarpelli, Field Theory CEO
The Takeaway
We offer custom antenna designs in the frequency range 10 MHz to 44 GHz. Our radio frequency (RF) solutions ensure maximum power transfer and optimal transmitter receiver performance for prompt signal processing. Each aspect of your communications systems and antenna elements can benefit from Field Theory’s custom approach. Contact us today to schedule a discussion.