Superior confidentiality, industry leading experience and unrivaled success

Experience and Success

Our primary goal at Pinnacle Mergers & Acquisitions is to help clients achieve the success they desire. The depth of our experience as intermediaries for those who want to buy or sell a car dealership allows us to maximize value for our clients. We know the complex challenges our clients face, and we are proud of the success they have shown over time from all auto dealership brands on the market.

When working with Pinnacle, our clients receive industry-leading strategies tailored to their needs with proven results.

Years of experience
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Closed Deals
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Cities across the nation
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The Pinnacle Team

Our core team has more than 60 years of experience building relationships with automotive dealers on both the buy-side and sell-side of automotive dealership transactions. At Pinnacle, confidentiality and proven results are at the heart of everything we do. We are candid in our approach and stand by the philosophy to under-promise and over-deliver.

Our goal is to achieve success for every client by maximizing the value of each transaction. We are happy to discuss your needs on a free initial call to see if Pinnacle is the right partner for you.

Call or contact us today 469-305-1277 for a confidential consultation.

Mike Sims


Mike Sims is the President of Pinnacle Mergers and Acquisitions and stays actively involved in all areas of transactions. From sourcing deals, to negotiations and closing transactions, Mike focuses on building long-term relationships with clients.

Mike spent many years at JP Morgan Chase before Pinnacle Founder and CEO Bill Scrivner asked him to join the founding Pinnacle team. Mike enjoys getting to meet amazing people with an array of talents and some of the greatest entrepreneurs in the history of our country. He has helped build a vast network ranging from contacts to trusted advisors, and a reputation as a firm built on honesty and integrity. 

Mike is a graduate of Baylor University where he obtained a degree in business. When he’s not negotiating deals or overseeing transactions for Pinnacle, Mike can be found on the golf course or cheering on the Baylor Bears. Mike, his wife and their three kids stay involved in their church.

Wes Hamilton

Executive Vice President

Wes Hamilton joined our team in 2014. He oversees new business development at Pinnacle Mergers and Acquisitions and manages day-to-day operations. He focuses on business growth and developing new opportunities for the company to better serve their clients. Wes has been a great addition to the team and has a proven track record of successful transactions.

In his role with Pinnacle, Wes values building relationships with clients and helping them achieve their business goals. As a trusted advisor, Wes has the skills and knowledge for managing the sales process from start to finish and is great at developing new client relationships, while strengthening those with current clients. Wes believes in being a part of a tight-knit team and this shows both in his relationships with clients and his Pinnacle family. Wes partners with clients to give them the deals best suited for their specific needs.

Wes received his bachelor’s degree from Oklahoma Christian University and a master’s degree from the University of Texas Arlington. Before joining Pinnacle, Wes spent his early years in education and umpiring professional baseball. After several years in the minor leagues, Wes was selected as a AAA All-Star umpire and even called some major league games during spring training. Now he serves as the Executive Vice President for Pinnacle. When Wes isn’t working, you can find him spending time with his beautiful family and volunteering with the non-profit BridgesWork, where he serves as the board president. Wes is married to Carrie Hamilton, and they have two kids, Austin and Ally.

Isabelle Hohenberger

Executive Assistant

Isabelle Hohenberger, who serves as an Executive Assistant, is the newest addition to the Pinnacle Mergers and Acquisitions team. With her unique skill set, management philosophy and devotion to streamlining an excellent office environment, she works faithfully to serve her team and their clients. Isabelle is passionate about customer experience and excellent service. She recognizes and exhibits the importance of investing time into client relationships to build trust and reinforce strong partnerships.

Isabelle has risen to a wide variety of roles and responsibilities at Pinnacle. She works behind the scenes on managing office operations, marketing, projects and data analysis to help the company better serve their clients. Isabelle is committed to excellence, and through collaboration with advisors she takes advantage of opportunities for innovative and creative solutions. While prioritizing client experiences, she works to exemplify Pinnacle’s values in all aspects of her work. She places the highest emphasis on investing in people and optimizing the interactions between Pinnacle and their clients.

Before joining the Pinnacle team Isabelle worked in sales, hospitality and the customer service industry; all of which can be seen in her exceptional interpersonal skills. When she is not working, Isabelle is spending quality time with her son. She is still an active member of her childhood church where she found her motivation to serve people in an extraordinary capacity.