Muscle Dynamics: Is This Company the Notre Dame of the Equipment Biz?

Muscle D - On the Cutting Edge for Decades.

Originally published in Muscle & Fitness Magazine, January 1986. Written by Jeff Everson.

Executive Summary & Company Overview

Muscle Dynamics, based in Carson, California, established itself as an innovative force in fitness and bodybuilding equipment manufacturing. Founded by Brian Lewallan alongside creative partner Roger Helgeson, the company prioritized functional aesthetics, custom engineering, and heavy-duty structural integrity to deliver premier commercial-grade exercise equipment.

The Genesis of Muscle Dynamics

The origin of Muscle Dynamics is rooted in a unique combination of artistic genius and business acumen. In the early 1970s, Roger Helgeson, a highly talented Southern California artisan and backyard welder, began crafting exceptional bodybuilding equipment under private labels. His designs were widely sought after by premium bodybuilding gyms, though Helgeson himself remained largely unknown to the broader market.

In 1975, Brian Lewallan, a former defensive back for the Notre Dame football squad with a marketing degree and a deep interest in the fitness industry, encountered Helgeson's work while training at a Southern California gym. Recognizing the superior quality of the equipment (which featured robust 2-inch tubing and innovations like a seated leverage calf raise machine before commercial blueprints existed), Lewallan approached Helgeson with a comprehensive business plan. From that partnership, Muscle Dynamics was officially born.

Core Leadership & Engineering Philosophy

The design philosophy at Muscle Dynamics centers on a simple belief: an exercise equipment company must start with the best possible product, one that is functional, practical, aesthetic, durable, and affordable. The leadership team included:

• Brian Lewallan — President and business strategist
• Roger Helgeson — Chief Design Consultant and mechanical innovator
• Tom Csenar, Mike Stigma & Greg Ellis — Engineering and exercise biochemistry consultants

Unlike mass-production conglomerates, Muscle Dynamics retained a high degree of craftsmanship—manually adjusting components such as variable-resistance cams to align precisely with biomechanical pivot points. This meticulous attention to detail delivered a more effective and ergonomically sound training experience.

Product Lines & Key Innovations

Muscle Dynamics manufactured a comprehensive suite of over 100 free-weight and selectorized exercise machines. Key highlights include:

Product Line / Feature	Description & Engineering Specifications
Maxi-Cam Line	A proprietary variable-resistance line of 30 machines built around custom, handmade cams tailored to specific anatomical movements.
Anatomical Split-Weight System	A specialized weight stack configuration—smaller plates atop larger plates—engineered to accommodate the training progressions and anatomy of female athletes.
Structural Guarantees	Lifetime guarantee on all steel frameworks and weight stacks; one-year guarantee on all moveable parts.

International Expansion

Muscle Dynamics' reputation extended globally. Larry Taylor, an international representative for industry icon Joe Weider in Japan and Korea, selected Muscle Dynamics after an exhaustive industry-wide review. In a single fiscal year, nearly $400,000 worth of privately labeled Muscle Dynamics machines were exported and deployed across fitness markets in Japan.

Strategic Diversification: Management Consultation Division

Recognizing severe operational vulnerabilities within the commercial gym industry—including oversaturation, aggressive price wars, and poor marketing—Brian Lewallan and Greg Ellis established a separate management consultation division within Muscle Dynamics. This division offered specialized solutions to optimize club profitability independent of equipment sales:

1. Gym Turnaround Operations: A program designed to turn around underperforming fitness centers within 90 days. The division financed initial promotional costs and operated on a post-promotion profit-sharing model.
2. Pre-Sales Campaign Management: A structured managerial service—provided for 15% of generated gross figures—that used strategic pre-sales campaigns to fully fund a club's total equipment costs prior to its grand opening.

Through this combination of heavy-duty equipment manufacturing and expert operational consulting, Muscle Dynamics reinforced its position as a true industry leader.

Read through the original article below.

MD-Muscle & FItness Article by Jeff Goergen