Introducing Resonance Acoustics: New Name, Same Expertise

Posted on: June 7, 2023

By: Randy Waldeck

CSDA Design Group Announces Independent Operation of Resonance Acoustics


San Francisco, CA – July 20, 2023 – CSDA Design Group (CSDA), a globally respected firm, is excited to announce that its acoustical consulting division will split off and now operate independently as Resonance Acoustics. This strategic decision takes effect immediately and allows Resonance Acoustics to deliver exceptional environmental/transportation noise, vibration mitigation, and architectural acoustic solutions to its clients from its San Francisco and Los Angeles offices.

Resonance Acoustics is led by two industry veterans who bring a wealth of experience to the company. Randy Waldeck, PE, LEED AP, formerly the Principal of Acoustics at CSDA, assumes the leadership role at Resonance Acoustics. Additionally, the company is proud to welcome Peter K. Holst, PE, LEED AP, as the new Senior Director. With their combined expertise, Mr. Waldeck and Mr. Holst are committed to providing innovative ideas, creative solutions, and a dedicated consulting team focused on client success.

Resonance Acoustics boasts a rich history in acoustical consulting, with over 100 years of combined team experience completing more than 2,000 projects totaling billions in construction value worldwide. The company’s proven expertise and track record position it as a trusted partner in delivering exceptional results.

“I am excited to lead Resonance Acoustics as we embark on this new chapter,” said Randy Waldeck. “Our clients can expect the same high level of service and expertise they have come to rely on, now with a renewed focus and a clear identity. We are dedicated to providing top-notch acoustical engineering, environmental compliance, and construction solutions to our clients.”

Peter Holst, as the new Senior Director, brings a wealth of experience to Resonance Acoustics. Being LEED AP and an advisor to the Sound Program for WELL, Peter’s expertise in sustainable design and acoustics will enhance the company’s commitment to delivering environmentally conscious noise and vibration mitigation solutions to clients. Indi Savitala and Aditya Balani, both Directors, oversee the management of Resonance Acoustics’ Los Angeles office. Mr. Savitala and Mr. Balani bring a deep understanding of acoustical engineering and regulatory requirements, ensuring seamless project execution, and clear communication with clients.

About Resonance Acoustics
Resonance Acoustics is an independent acoustical consulting firm that delivers exceptional environmental, vibration mitigation, and construction solutions. With over 50 years of combined team experience and a portfolio of more than 2,000 projects totaling $1 billion in construction value worldwide, Resonance Acoustics provides innovative ideas and creative acoustical solutions to clients across various industries. Headquartered in San Francisco, with an office in Los Angeles, the company is committed to delivering outstanding results through its team of experienced professionals. For more information, visit

Media Contact:
Matthew Hudson, Business Development / Marketing Manager
Resonance Acoustics | (818) 261-9925 |

Tags:   Acoustics , Resonance

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