Consistently ranked the #1 SBA producer for non-­bank lenders around the country, we are your number “One Source” for business capital.

With over 26 years of experience in bringing borrowers and direct capital together, One Source has secured over $520 million in funding for small businesses — even for businesses that may have been denied by banks in the past! Because of our affiliation with the nation’s largest non-­bank lenders, our allegiance lies with you and no one else, allowing us to source the funding solution that’s best for your business.





Years of Experience

Funding for Small Businesses

Specialist Industries


It's the people that make all the difference, and we pride ourselves on putting together the best team in the industry. Between the training and mentorship we provide, as well as making sure we stay at the leading edge of industry trends, we are confident that we can meet the challenges of your commercial loan needs head on. 

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David Marcantonio

Founder, President

With over 26 years of experience in commercial financing, David opened One Source Business Capital so he could match business owners with the right funding source. Today, he has formed strategic partnerships with the country's top lenders and helped hundred of businesses secure the capital they need to be successful.

Naples, Florida



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Doug Bagnasco

Chief Credit Officer

Doug has over 20 years of small business lending experience, providing loans to both start up and existing businesses. He has learned from years of experience that every small business owner has unique strengths as well as challenges. He strives to provide creative financing solutions specific to the needs of each individual company.

Lee, Massachusetts 



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Victoria Pelka

Business Development Officer

Victoria began her career in finance in a supporting role as a loan processor three years ago. Through one-on-one mentorship with David and her drive to provide the best service to clients, she quickly moved up the ranks. She now leverages her experience in finance, marketing and sales to gain a global understanding of each of her client's businesses and ensure she is providing the right lending solution to them.

Austin, Texas 




At One Source Business Capital, we have a singular focus — YOU. It allows us to bring efficiency and timeliness to the process. Very few lenders have the depth of knowledge and experience we do. You can count on us to get it done when no one else can.

Our Mission

We get to know you and your business. We acquire a genuine interest and necessary insight into what’s really needed and the best way to get it done. Then we target the right lender that best meets your needs and get your loan funded in record time.

We act as your advocate throughout the entire lending process and do all the heavy lifting. ​As a One Source client, you can say goodbye to the overwhelming stress associated with mountains of paperwork, technical jargon, and complex forms. We’ll coach you one­-on-­one in common sense terms to ensure you have a clear understanding of what’s taking place every step of the way.

We take the time to get to know the people behind your business so we can understand the challenges they face and find real financial solutions. From credit to bankruptcy to legal challenges, we pride ourselves on finding a solution for each of our clients, and matching their specific needs to the right lender. We’ll make your business dreams a reality.


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Get in touch with one of our team members today to discuss the options that are right for you.

P: 860.307.4224    F: 239.236.0739

Executive Office Center

10600 Chevrolet Way, Suite 210

Estero, FL 33928