ABOUT ACM TAlent

ACM Talent is a uniquely positioned management company representing the most accomplished and cutting edge industry talent, providing the highest level and most diverse opportunities in voiceover.

Phil Sutfin Co-Founder | Marc Guss Co-Founder

Andrew Atkin Talent Manger |Robyn Starr Talent Manager | Jeffrey Umberger Talent Manager | Melanie Thomas Talent Manager | Colleen Colin Director of Project Management | Melanie Voltz Director of Marketing, Branding & Social Media | Christi Bowen Director of Corporate & eLearning | Cliff Zellman Director of Talent Development / ACM Automotive


Phil Sutfin CO-founder

Prior to co-founding ACM, Phil has been at the vanguard for the voiceover industry as both a talent manager and agent. At ICM in New York, he helmed one of the nation’s largest voice over departments offering complete services in commercials, promos, trailers, narrations, animation and celebrity endorsements. As a talent agent, Phil began his career at Don Buchwald Associates before founding the on-air promotions department at Schiffman, Eckman, Morrison & Marx (SEM&M). Most recently, Phil founded Flatirons Creative Management; a specialized voice-over firm. Phil has a BFA from University of Colorado, an MFA from Columbia University and currently resides in Manhattan.

Contact Phil: psutfin@acmtalent.com

Marc Guss Co-founder

Marc approaches ACM with the same tradition, passion and skill he has demonstrated throughout his career as an agent by turning talent into multi-dimensional industry successes. Most recently as a decade long agent and Vice President at WME, Marc has represented A-list celebrity and branded talent while negotiating deals for the most sought after voices in the world. Prior to William Morris, Marc created the promo department at Abrams Artists, had a celebrity agent apprenticeship with SEM&M’s Fred Schiffman, and worked at CESD. Marc graduated from Syracuse University College of Law and is admitted to practice law in New York.

Contact Marc: mguss@acmtalent.com

Andrew Atkin Talent Manager

Andrew brings a wealth of entertainment industry experience to the team at ACM.  He is a graduate of Ohio State University and subsequently received his MFA in Film and TV from Chapman University in California. He began his career in voice over in Los Angeles Sutton, Barth & Vennari (SBV) before advancing to the William Morris Agency where he pioneered the West Coast promo & trailer department. His creative expertise, allows him to nurture contacts in all areas of entertainment--from actors and producers, to a variety of decisions makers and creative personnel. Currently, he oversees all work related to trailers, movie promotions and advertising for ACM. 

Contact Andrew: aatkin@acmtalent.com

Robyn Starr Talent Manager

Robyn has been one of the nations’ top voice over agents for over two decades at some of the most prestigious agencies in the nation. As an agent at Abrams Artists and then Don Buchwald Associates in New York she earned top praise for her collaborations with voice over performers, industry advertising giants and casting directors. Robyn’s passion for artist development has been a career long industry standard and her success nurturing client careers have made her one of the most sought out professionals in the business. Robyn attended the Newhouse School at Syracuse University where she majored in Television, Radio and Film Production.

Contact Robyn: rstarr@acmtalent.com

Jeffrey Umberger Talent Manager

Jeffrey Umberger joins ACM Talent after 15 years of being a dynamic force in the burgeoning Atlanta voiceover community. He began his career as a casting producer in film, television, and advertising. In 2010, Jeffrey opened The Umberger Agency to address the vibrant and diverse needs of Atlanta’s creative marketplace. As a result, The Umberger Agency saw tremendous growth throughout the nation and internationally. Jeffrey is proud to be highly regarded as an advocate for performers’ rights.

Contact Jeffrey: jumberger@acmtalent.com

Melanie Thomas Talent Manager

Melanie Thomas joins ACM as a unique veteran of the voiceover industry. For over a dozen years, the native Angeleno has put clients onto a myriad of wildly diverse commercials, on-air promos, trailers, narration, interactive and animation projects. The USC graduate began her career in entertainment at Abrams Artists Agency (Los Angeles) in late 2007 and in short time was promoted to voiceover agent. Never one to settle, she has grown with this ever-evolving industry and loves to bring new and exciting ideas to the table.

Contact Melanie: mthomas@acmtalent.com

Colleen Colin Director of Project Management

Colleen Colin brings over 15 years of voiceover industry experience to ACM. Following a successful career managing day to day operations at Voicebank, her vast industry buyer relationships are second to none. As a conduit to creatives and producers at virtually every advertising agency in the country, Colleen also oversees ACM’s E-Learning, Corporate, Industrial, Explainers, IVR and Voice Tech/AI platforms. 

Contact Colleen: ccolin@acmtalent.com

Melanie Voltz Director of Marketing, Branding & Social Media

Melanie Voltz joins ACM’s west coast team after her decade-long experience in business development. Prior to ACM, Melanie was a founding partner of the voiceover casting platform, Voice Force. As Director of Sales & Marketing, she honed her expertise and established relationships with the industry's top voiceover buyers and agencies. Prior to Voice Force, Melanie ran a record label for ten years before venturing into the VO world. 

Christi Bowen Director of Corporate & eLearning

Christi Bowen is widely recognized as an industry leader in the Corporate and eLearning space. She's been a speaker, coach and frequent guest on podcasts and online classes within the genre. Additionally, she has also created a definitive online course for voice actors about the business of eLearning.

Cliff Zellman Director of Talent Development / ACM Automotive

Cliff joins ACM as ACM launches ACM Automotive, the first talent representation initiative in the voiceover industry specifically dedicated to this specific area of VO. Cliff brings over two decades of automotive advertising experience to ACM Automotive with a sharp focus on direction, production and casting. He is an established Producer, Director, Audio Engineer & Editor, and the Director of Audio Production / Client Creative Services.