Dave Berman is a graduate of Indiana State University, where he studied Construction Management and Architecture. He then attended Indiana University’s Master Program in Urban and Regional Planning. Dave has over 32 years of experience in the home building industry and has held numerous President, VP, and Director positions throughout his career. Dave’s leadership has been responsible for building over $750M in revenue across his current and previous positions. Dave has been recognized by Builder Magazine and The Soderquist Group for his leadership and numerous successes. In 2021, Dave was inducted into the Marquis’s Who’s Who in America and in 2022 was selected to join their Legacy Designation.

Dave has a passion for Architecture and Design and throughout his career has led numerous
architectural teams and home building teams in both the private and public sectors. In addition to his passion for Architecture and relentless pursuit to perfect the homebuilding and commercial building experience, Dave prides himself on developing strong relationships with our employees, our customers, our developers, the community and our trade partners. Most recently, Dave and the team at Sigma have dedicated themselves to the light commercial sector of construction. More specifically, and for example, the development and building of MemoryCare Facilities throughout the area and nationally to help those struggling with Alzheimer’s. Additionally, in 2023 Dave started Sigma Abstract, a non-for profit company, that focuses on the Arts and Nature. One of the main focuses in our charter is developing land responsibly with the focus of preserving land and nature.

Outside of work, Dave enjoys spending time with his Wife (Celeste) his 4 Children (Tehya,Tommy, Cici and Lexi) and his Father (Henry). He also enjoys the outdoors through boating, overlanding and camping with his family traveling coast to coast, taking his family on “Epic Adventures”.

Kimberly Bowers is a Founding Partner at Sigma Builders, where she leverages over 15 years of industry experience to enhance process development, manage daily operations, and oversee HR and finance. With a deep passion for crafting homes where people can create lasting memories, Kimberly plays a crucial role in ensuring Sigma Builders delivers exceptional results. Before joining Sigma Builders, Kimberly honed her skills at Eli Lilly and Company, where she managed diverse projects and organizations, built high-performing teams, and oversaw capital budgets ranging from several million to over $150M. Her expertise in team development, organizational effectiveness, and technology implementation has been instrumental in Sigma Builders’ rapid growth and operational efficiency. In her eight years with Sigma Builders, Kimberly has been a key contributor to the company’s expansion, including the addition of remodeling services to their portfolio. Her efforts have significantly impacted the company’s growth and success in the greater Indianapolis area. Outside of work, Kimberly stays active with paddleboarding and enjoys listening to fast-paced country music. She is also dedicated to mentoring the next generation, believing strongly in their potential to shape the future.

With over 30 years of experience in the construction and remodeling industry, Jay Arvin brings a wealth of knowledge and trusted leadership to Sigma Builders. His background spans a wide range of disciplines, including warranty and finish work, project supervision, front-end construction, procurement with national corporate entities and home builders, operations, and residential and commercial remodeling. Joining the Sigma team marks an exciting new chapter in Jay’s career.

He is thrilled to be part of a custom homebuilding environment with no limits, and especially energized by the opportunity to help grow Sigma’s renovation and remodeling services – transforming homes from old to new with care and craftsmanship. His approach to client interaction is built around collaboration, always working to bring their visions to life through practical, real-world solutions. Internally, he thrives on mentoring team members, fostering individual growth and supporting company-wide excellence.

At the heart of his work is a commitment to ensuring design intent—bridging the gap between trusted trade partners and clients to deliver beautiful, successful outcomes that make Sigma proud to be part of each homeowner’s journey. What excites him most is discovering how he can elevate everyone around him to exceed client expectations, so families can enjoy their dream homes and create lasting memories for years to come.

As a proud husband to Shannon and father to four children—Jaydan, Savannah, Dakota and Gabriel—family is at the core of everything he does. His loyal black lab, Juno, is never far from his side. In his free time, he enjoys the outdoors through camping, hiking, and working on personal home projects.

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