BRANDING

SPEAKING

TAKING YOUR BUSINESS TO A GREATER LEVEL

OUR

SERVICES

BRANDING

Brand Blueprints

Image Consulting

Digital Marketing

Lifestyle Visuals

SPEAKING

Keynote Speeches

Hosting & Interviews

Panel Discussions

Educational Workshops

WHO

WE ARE

We are a creative consultancy that focuses on securing branding and speaking partnerships. Combined, our team encompasses over two decades of industry experience. Castell is a 3x author, inspirational speaker and serial entrepreneur with notable work throughout North America and Europe. Under the GRTR Management mission, he brings years of sales, business development, thought leadership. image and executive-level consulting expertise. Jessica is an award-winning broadcasting journalist and entertainment entrepreneur. She brings a vast wealth of knowledge to the table, which includes programming, anchoring, creative design, and over seven years of business experience that was birthed from her past endeavors. Together, they ensure a greater level of creativity, messaging and insight for all of those who partner with the GRTR Management family.

OUR

WORK

COMPANIES

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TESTIMONIALS

"I've had the pleasure of hosting Castell as a keynote speaker for the 2018 CUNY ASAP Alumni Event and it was nothing short of remarkable. To work with Castell is an honor. He exemplifies the adage that "excellence then, is not an act, but a habit" as he consistently goes above and beyond in everything that he does."

~ JOEL CABRERA, CUNY ASAP

"With his profound knowledge of social change, leadership qualities and inspirational words of encouragement, Mr. Barnes, was able to fill the room with a different way of thinking and a better way of living for the future lives of our Teens. Mr. Barnes has a gift of eloquently putting words together and speaking publicly, no matter the demographic, to help shape the lives of our Future Leaders of Tomorrow!"

~ KIMBERLY MARIN, BOYS & GIRLS CLUB

"As a facilitator at our Third Annual Beyond a Dream Youth Conference, he delivered a very impactful session on entrepreneurship. To our audience of predominantly young males, he met them where they were, communicated on their level, and left them so inspired that they were empowered to start their own business together."

~ TONEE LAWSON, THE BE ORG

"I have found Jessica to consistently be a fine person of solid character and determination as well as one who possesses a maturity beyond her years. She is efficient, detailed-oriented and very hard working."

~ SHAUNTEL JACOB, UOP

"Jes was extremely professional, fun and full of creativity. She edited and created videos within a day. Her videos and photos are unique and gave my audience/clients content that I needed."

~ TINA FEARS, TALIAH WAAJID

"Jessica's bilingual skills and ability to tap into cultural insight to create meaningful and engaging campaigns for our clients have proved to be an invaluable asset to our department. Jessica positive energy and enthusiasm for the social space is unparalleled."

~ RACHEL BROWN, 360i

"Castell became the most impactive voice on my radio show at Hunter College. He breathed life into words that would transcend time, and delivered a storytelling speech of so much depth and wisdom in my opinion would put him in a league of his own.

~ CHELLE YVELLE, HUNTER COLLEGE

"Castell took professional photos for me. He was timely, proficient and patient. He has an eye for fashion and he is a visionary. My photos came out just how I envisioned."

~ ARRON MULLER, LIFE MATTERS

"Jes was professional in every way possible. She listened to my needs and applied my vision into a well-designed flyer. In addition, I had various edits due to brand preferences. It was very tedious and Jes handled it with grace and professionalism."

~ CRYSTAL CASTILLO, SIP N' SWAP

"Jessica & Castell were nothing less of amazing to the students. They spoke to them about positivity, hard work and drive. They opened their minds to the business world and reminded them to never give up."

~ ROLANDA ST. FELIX, SHELTERING ARMS

"Castell is able to motivate others by modeling the behavior that he expects to see in others. He has the ability to work with a diversified group of individuals regardless of color, socio-economic status, race, religion or sexual orientation."

~ ANDERSON ALI, NYC DEPT. OF EDUCATION

"After Castell came here, my students were so blessed with the information, with his presence and just being able to walk away and know that they are a little bit more secure and understanding with what they want to do with their lives. Not only that, I was able to take away some personal gems for me and the businesses that I have."

~ DIJOUN FOX, BROOKLYN COMMUNITY SERVICES

"We hired Castell as one of our social media influencers during our #WorkFearlessly Instagram campaign in an effort to highlight how we, Justworks, help businesses and entrepreneurs like him, grow with confidence. He nailed it."

~ JESSICA ZAMBELLI, JUSTWORKS

"I had the honor of working with Jes for my brand’s new project. As a creative professional, she was quick to understand the team’s vision and supported the best creative output."

~ NAYOUNG LEE, ELMNTL NYC

"I couldn't ask for more. Castell gave me the direction and guidance that I needed to increase my confidence during the shoot. I was more than happy with the photos. Whenever someone says that they need a photographer, I know who to send them to."

~ VIENNA FERNANDEZ, LIFE COACH

"I was super tensed during my photo shoot. GRTR's team was patient and very accommodating. They made the experience more fun than I expected. All of my images were absolutely amazing. They also did a quick turn-around on my flyer. The team is knowledgeable, friendly and easy to work with."

~ LAURA CEPEDA, MODESTINE

"Castell came to speak with my students to share his experience as a person of color in the Bronx, who was making intentional moves to better themselves and their community. It was definitely a memorable experience for my students as they were allowed another opportunity to gain powerful information and let their voices by heard."

~ SIMONNE NORFORD, WHEDCO

"I had the pleasure of working with Jes for my lifestyle photoshoot. From the beginning until the end, she was very professional and enjoyable to work with. She followed instructions and worked well with the others on the team."

~ ONUR BUYUKDEGIRMENCI, COMPASS

"The GRTR Team was the perfect match. They helped me a lot and gave me great photo insights during our photoshoot."

~ EVELISA NUNEZ, BEAUTIFY BY EVELISA

"Had the opportunity to host Castell as our featured Keynote Speaker. Not only was he very professional and a breeze to work with, his presentation was well received by the audience and our pitch contestants. Castell was very transparent and had high energy as he shared his unique journey and offered mind-altering practical entrepreneurship knowledge. His authenticity and relatability were amazing and he left the audience wanting more."

~ DAVID BAZILE, DAVID W. BAZILE ACCOUNTING

"The images are fantastic. They definitely created a level of sophistication that I wanted to achieve."

BRANDING

SPEAKING

TAKING YOUR BUSINESS TO A GREATER LEVEL

OUR

SERVICES

BRANDING

​

​

SPEAKING

Keynote Speeches

Hosting & Interviews

Panel Discussions

Educational Workshops

​

​

​

​

​

WHO

WE ARE

OUR

WORK

COMPANIES

TESTIMONIALS

​

~ JOEL CABRERA, CUNY ASAP

​

~ KIMBERLY MARIN, BOYS & GIRLS CLUB

​

~ TONEE LAWSON, THE BE ORG

"I have found Jessica to consistently be a fine person of solid character and determination as well as one who possesses a maturity beyond her years. She is efficient, detailed-oriented and very hard working."

​

~ SHAUNTEL JACOB, UOP

"Jes was extremely professional, fun and full of creativity. She edited and created videos within a day. Her videos and photos are unique and gave my audience/clients content that I needed."

~ TINA FEARS, TALIAH WAAJID

"Jessica's bilingual skills and ability to tap into cultural insight to create meaningful and engaging campaigns for our clients have proved to be an invaluable asset to our department. ​Jessica positive energy and enthusiasm for the social space is unparalleled."

​

~ RACHEL BROWN, 360i

"Castell became the most impactive voice on my radio show at Hunter College. He breathed life into words that would transcend time, and delivered a storytelling speech of so much depth and wisdom in my opinion would put him in a league of his own.

​

~ CHELLE YVELLE, HUNTER COLLEGE

"Castell took professional photos for me. He was timely, proficient and patient. He has an eye for fashion and he is a visionary. My photos came out just how I envisioned."

​

~ ARRON MULLER, LIFE MATTERS

"Jes was professional in every way possible. She listened to my needs and applied my vision into a well-designed flyer. In addition, I had various edits due to brand preferences. It was very tedious and Jes handled it with grace and professionalism."

​

~ CRYSTAL CASTILLO, SIP N' SWAP

​

"Jessica & Castell were nothing less of amazing to the students. They spoke to them about positivity, hard work and drive. They opened their minds to the business world and reminded them to never give up."

​

~ ROLANDA ST. FELIX, SHELTERING ARMS

"Castell is able to motivate others by modeling the behavior that he expects to see in others. He has the ability to work with a diversified group of individuals regardless of color, socio-economic status, race, religion or sexual orientation."

​

~ ANDERSON ALI, NYC DEPT. OF EDUCATION

​

~ DIJOUN FOX, BROOKLYN COMMUNITY SERVICES

"We hired Castell as one of our social media influencers during our #WorkFearlessly Instagram campaign in an effort to highlight how we, Justworks, help businesses and entrepreneurs like him, grow with confidence. He nailed it."

​

~ JESSICA ZAMBELLI, JUSTWORKS

"I had the honor of working with Jes for my brand’s new project. As a creative professional, she was quick to understand the team’s vision and supported the best creative output."

​

~ NAYOUNG LEE, ELMNTL NYC

"I couldn't ask for more. Castell gave me the direction and guidance that I needed to increase my confidence during the shoot. I was more than happy with the photos. Whenever someone says that they need a photographer, I know who to send them to."

​

~ VIENNA FERNANDEZ, LIFE COACH

"I was super tensed during my photo shoot. GRTR's team was patient and very accommodating. They made the experience more fun than I expected. All of my images were absolutely amazing. They also did a quick turn-around on my flyer. The team is knowledgeable, friendly and easy to work with."

​

~ LAURA CEPEDA, MODESTINE

​

~ SIMONNE NORFORD, WHEDCO

"I had the pleasure of working with Jes for my lifestyle photoshoot. From the beginning until the end, she was very professional and enjoyable to work with. She followed instructions and worked well with the others on the team."

​

~ ONUR BUYUKDEGIRMENCI, COMPASS

"The GRTR Team was the perfect match. They helped me a lot and gave me great photo insights during our photoshoot."

~ EVELISA NUNEZ, BEAUTIFY BY EVELISA

​

~ DAVID BAZILE, DAVID W. BAZILE ACCOUNTING

"The images are fantastic. They definitely created a level of sophistication that I wanted to achieve."

​

~ YURY HOLOHAN, COMPASS

"Jessica's bilingual skills and ability to tap into cultural insight to create meaningful and engaging campaigns for our clients have proved to be an invaluable asset to our department. Jessica positive energy and enthusiasm for the social space is unparalleled."