John Daigle

President & CEO
John Daigle is the founder and President & CEO of Menemsha, where he has shaped the company’s vision and culture around collaboration, integration, and performance excellence. Since establishing Menemsha in 1992, John has championed the early adoption of Integrated Project Delivery (IPD), creating an internally aligned team of specialists spanning building experts, project managers, survey professionals, and design professionals. This foundation of teamwork has driven the firm’s strategic growth and enabled consistent success across coast-to-coast, high volume construction programs.

John remains deeply involved in operational leadership while actively managing Menemsha’s Construction Services division, ensuring that technical rigor and client priorities guide every engagement. His commitment to cultivating relationships, fostering innovation, and meeting complex client needs has been instrumental in building a trusted national reputation for the firm. A graduate of the University of Denver with a degree in Real Estate and Construction Management, John has received numerous industry honors, including recognition as Construction Executive of the Year by the Construction Financial Management Association.

Tom Speroni

Executive VP / Principal
Tom Speroni serves as Executive Vice President and Principal at Menemsha Solutions, bringing a unique blend of academic insight and hands on construction experience to the firm’s strategic growth and client delivery. After studying Real Estate and Construction Management as well as Business at the University of Denver, Tom began his career in development and construction roles that informed his practical understanding of large-scale rollout and build out programs.

Tom joined Menemsha early in its evolution and has been a driving force in pioneering innovative approaches to project delivery, including refining IPD processes that enhance transparency, efficiency, and value for clients. His leadership has advanced Menemsha’s work with national retail, restaurant, and healthcare providers, streamlining complex development efforts and accelerating delivery timelines. Known for leveraging technology and process innovation to create competitive advantages, Tom is a recognized voice in the industry and is frequently invited to share insights on integrated delivery methods and program execution excellence.

Jenn Moschella

Executive VP / Chief of Staff
Jenn Moschella serves as Executive Vice President of Menemsha, where she leads the development of the systems, teams, and strategic initiatives that drive the company’s continued growth and diversification into new markets. A trusted member of the executive leadership team, Jenn plays a central role in long-term planning, operational alignment, and enterprise level decision making.

Jenn has built her entire career in the construction industry with Menemsha and is the company’s longest tenured employee. Throughout her tenure, she has held nearly every role within the organization, providing her with a comprehensive understanding of project delivery, finance, operations, and business development. This depth of experience allows her to approach leadership with both strategic vision and practical insight, ensuring strong foundations while positioning the company for sustainable growth.

Known for her systems driven mindset and cross functional leadership, Jenn works closely with ownership and senior leaders to strengthen processes, empower teams, and elevate performance across all divisions.

Jenn holds a Certification from the Chief of Staff Association, further reinforcing her executive leadership and governance expertise. She studied Marketing at Post University and earned a Certificate in Construction Management from Northeastern University during her tenure with Menemsha.

Robert Von Stein

Chief Financial Officer
Robert Von Stein, provides financial leadership that supports the firm’s operations, performance, and long-term growth strategies. With a strong background in construction and professional services, Robert partners closely with executive leadership and project teams to drive financial clarity, manage profitability, and support informed decision making. He has played a key role in strengthening financial processes, improving reporting, and supporting scalable growth across the organization.

As CFO, Robert plays a key role in establishing financial systems and reporting processes that support Menemsha Construction’s growth while maintaining transparency, accountability, and operational efficiency. Robert brings prior experience in senior financial leadership roles within construction and architectural firms, as well as public accounting experience supporting construction and real estate organizations. He is a former Certified Public Accountant and holds an MBA with a concentration in finance.

Joe Byrne

Vice President of Preconstruction
Joe Byrne serves as Vice President of Preconstruction of Menemsha, where he leads the firm’s early-stage project planning, cost strategy, estimating, and constructability efforts. With more than three decades of experience in commercial construction and preconstruction services, Joe brings a deep understanding of market dynamics, cost management, and collaborative project delivery to every engagement.

Joe’s leadership in Preconstruction is rooted in meticulous analysis and proactive partnership with owners, designers, and internal delivery teams. He champions a data driven approach that aligns budgets with client goals, mitigates risk early in the project lifecycle, and fosters clear communication among stakeholders. Under his guidance, Menemsha’s Preconstruction team transforms conceptual ideas into reliable plans and cost models that set the stage for successful project execution.

Prior to joining Menemsha, Joe developed his expertise across a range of sectors including corporate, institutional, and specialty market segments, serving in senior estimating and preconstruction roles where he honed his ability to balance technical rigor with pragmatic solutions. He holds a Bachelor’s degree in Construction Management and consistently pursues professional growth to stay at the forefront of industry best practices.

Joe’s commitment to thoughtful planning, paired with his collaborative leadership style, reinforces Menemsha’s mission to serve every customer with extraordinary excellence through smart, coordinated delivery.

Ron Cupples

Executive VP | Construction & Field Operations
Ron brings a distinguished leadership background shaped by a long career in the US Army, culminating in his role as a Brigadier General and Deputy Commanding General of the Southern European Task Force Africa. He has guided large teams, managed complex operations, and supported mission execution across diverse regions. He has also contributed to higher education as an adjunct professor and completed executive studies at Harvard Kennedy School. Ron holds advanced degrees in strategic studies and business.

His combination of operational discipline, strategic focus, and team leadership strengthens Menemsha’s commitment to coordinated planning, clear communication, and reliable project delivery.

Dariusz Wiecha, NCARB, LEED AP, CMQ/OE

Executive VP  |  Preconstruction Services & Design-Build
As an accomplished operations expert, Dariusz has a unique ability to streamline complex processes. With more than 20 years’ experience in architecture and construction, he prides himself on client-centered service excellence and inspired teamwork. He honed these traits while leading complex, multimillion-dollar global projects for Western Union and Worldpay in the US, UK, Canada, Mexico, Australia, New Zealand, and Japan. A true citizen of the world, Dariusz has also led large teams in Costa Rica and Lithuania. Dariusz began his architectural studies in Poland and completed them in Canada before moving to the US to ply his trade. Discovering a passion for operations, he earned his MBA at Duke University’s Fuqua School of Business.