Bill Kraemer brings over 30 years of experience in the Minneapolis–St. Paul market and a strong background as a former business owner. Known for his honest approach and ability to match buyers with the right opportunities, Bill specializes in buy/sell transactions across manufacturing, distribution, franchise, and service industries. A trusted advisor and IBBA member, he’s passionate about helping business owners maximize value. Bill lives in Apple Valley with his wife, Susan, and their two children, and enjoys spending time outdoors with family and friends.
Meet Our Experienced Team of Business Brokers
At Opportunities in Business, we are proud to have a diverse team of professionals with years of experience in business ownership, brokerage, and strategic advice. Our associates bring deep expertise and a commitment to helping you navigate the buying and selling process with confidence. Learn more about each of our team members and how their unique skills can support your business journey.
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Mac Thelen
Mac brings over 30 years of business ownership and 15 years of business and commercial real estate brokerage experience to the firm. Licensed in multiple states, he has led OIB in closing 37 transactions across diverse industries in 2024 alone. For over 43 years, OIB has specialized in representing companies with $1–$25 million in annual revenue throughout the Upper Midwest, offering full-service support from valuation to closing. Mac’s strategic leadership, hands-on approach, and commitment to integrity have helped establish OIB as a trusted partner in business sales and acquisitions.
Jim Evavold
Jim Evavold brings over 21 years of experience as a Business Broker and a background in small business ownership in the Twin Cities. Since joining Opportunities in Business, he has helped more than 100 owners sell their businesses and commercial properties with professionalism and discretion. Jim has successfully closed deals across a wide range of industries—including over 35 liquor stores and 13 gas station/convenience stores—many involving commercial real estate. His strengths in sales, marketing, financial analysis, and negotiation have earned him a reputation for trusted, confidential service.
Bill Kraemer
Peggy Scheeler
Peggy Scheeler has been with Opportunities in Business for over 30 years and has successfully sold more than 450 businesses across service, manufacturing, and retail industries. Known for her honesty, integrity, and discretion, Peggy expertly guides clients through the sales process with confidence. Her extensive experience and strong referral network reflect the trust she’s earned, and she remains passionate about helping buyers and sellers navigate business transitions.
Mark Lozano
Mark brings over 28 years of mortgage and banking experience, including leadership roles at Wells Fargo with a focus on sales across the Upper Midwest, Central U.S., and West Coast. A Minnesota native, he has returned home after time in Chicago and Los Angeles to focus on building strong client relationships. Mark’s deep network, customer service mindset, and knowledge of both metro and Greater Minnesota markets—including the Brainerd Lakes area and cities like Rochester and Mankato—make him a valuable partner in any business transition. He lives in Arden Hills with his family.
Charles Durkin
Charles is a Minnesota-based business broker with over 20 years in banking and finance, 18 years as a business owner, and more than a decade in real estate. An MBA graduate from Augsburg University and founder of three businesses, he brings strategic insight, integrity, and a strong network to every client relationship. Known for listening closely and tailoring solutions, Charles combines financial expertise with real-world ownership experience to help clients successfully buy or sell their businesses.
Mike Derus
With 17 years in the financial sector as a commercial lender, Mike brings deep expertise in SBA lending, commercial real estate, and specialized finance. A University of St. Thomas graduate and small business owner himself, he understands the challenges entrepreneurs face. Mike is passionate about helping clients sell their businesses and guiding buyers to the right opportunities. Based in Minneapolis with his wife, two sons, and two dogs, he also volunteers as a rescue foster and performs as a musician.
Rick Willard
Rick brings 34 years of success in corporate mobility and relocation mortgage finance to OIB. He has worked with thousands of relocating families and numerous Fortune 500 companies across the Pacific, Southwest, and Mountain West regions. Originally from Kansas City, Rick spent 17 years in Southern California before settling in Colorado in 2007, where he continued his work in business development at Wells Fargo. A committed client advocate and former board member of two regional trade organizations, Rick now lives in Boulder with his wife, Marcy, and their two sons.
Thomas Green
Tom Green has over 30 years of experience in business brokerage as a founding partner of Opportunities In Business, where he has facilitated the sale of hundreds of businesses across various industries. His expertise provides clients with a competitive edge. While the industry has evolved, key practices like due diligence, honesty, and building trusted relationships remain essential. Tom has adapted to new technologies and marketing methods to enhance client services. He is a lifelong Minneapolis resident and a proud University of Minnesota graduate.
Bob Griesgraber
Bob, Founder-Owner of OIB, brings decades of experience to the team. He holds a BA from the University of Minnesota, an MS from the University of Missouri, and a Certificate in Strategic Management from Wharton. Bob is a member of several industry associations, including the Institute of Business Appraisers and the International Business Brokers Association. He also serves as a certified instructor for the Minnesota School of Real Estate and other institutions.
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