We're building a new standard of trust

CEO Pat Kinsel founded Proof after his own experience trying to notarize a document. He is on a mission to bring trust online with notarization that’s simpler, smarter and safer than paper. Pat was previously a partner at Polaris Partners. Before joining Polaris and founding Proof, Pat was a co-founder & CEO of Spindle until it was acquired by Twitter in June 2013. Previously, he was at Microsoft incubating new concepts and bringing them to market. Pat serves on the board of Lob and was the lead investor in Drizly. He is also a member of TechStars Boston, Harvard’s Innovation Lab and SparkLabs Korea.

Mark Crowley brings decades of experience as a finance leader and strategic business partner as Chief Financial Officer at Proof. Prior to Proof, Mark was CFO of Volante Technologies, where he raised more than $125M in new capital over four years and managed a finance team in 5 countries. He previously served in finance and strategy leadership roles at Fuze, Care.com, Verizon, and Constant Contact, where he helped engineer the billion-dollar sale of that public company in 2015. Mark also brings with him experiences in investment banking at Lehman Brothers and in management consulting at A.T. Kearney, where he shaped numerous high-profile deals in the automotive, aerospace, manufacturing, and telecom industries. Mark earned his M.B.A. from the MIT Sloan School of Management as well as a B.A. in Economics and Computer Science from Brandeis University. In addition to acting as Treasurer of the MIT Sloan Boston Alumni Board, Mark has served on the organizing committee for the annual MIT Sloan CFO Summit for several years.

As Chief Revenue Officer (CRO) at Proof, Leandra Fishman is driving the company’s next phase of growth and revenue strategy. Leandra brings over 30 years of experience in scaling revenue and leading high-impact sales teams. Most recently, as CRO of Apollo.io, she doubled revenue growth and expanded the company’s global reach. Previously, at Intercom, Twilio, and SendGrid, she played key roles in scaling operations, including leading SendGrid through a successful IPO.Leandra is known for her collaborative leadership and strategic vision in aligning sales, customer success, and operations to drive growth. At Proof, she will focus on expanding market adoption of its cutting-edge identity verification solutions, helping organizations secure digital transactions against rising fraud threats. Her expertise in go-to-market strategies and her proven track record in both startups and established enterprises position her to be a pivotal force in Proof’s mission to build trust in every interaction.

As Chief Technology Officer, Eric is responsible for engineering at Proof. He leads our technical strategy and development of our platform with deep expertise in building mission-critical systems that support millions of customers. Eric has over 22 years of experience in both product development and engineering. Prior to joining Proof, Eric spent 8 years at DocuSign as the Chief Architect, where he was responsible for the core platform, which provided carrier-grade availability and bank-grade security. He lead platform investments from as the company grew from $30M to $2B in revenue, and through its IPO. Prior to DocuSign, Eric spent 10 years at Microsoft working on large-scale distributed systems, including some of the largest identity systems in the world, including Microsoft Account and Active Directory.

As General Counsel, Renée Hunter helps enable widespread adoption of Proof's products across all 50 states by leading the legal, public affairs, regulatory compliance, privacy, cybersecurity, and risk management teams. Renée sits on committees with the Mortgage Bankers Association, the American Land Title Association, the Mortgage Industry Standards Maintenance Organization, the Notary Public Administrators section of the National Association of Secretaries of State, and is a charter member of TechGC. She also sits on the board of directors for the Electronic Signature and Records Association.

As head of Product, Darren is focused on leading the growth and transformation charge for our product to support our company’s objectives and serve our ever-expanding base of customers and partners. Before Proof, Darren held the position of Senior Director of Product Management at DocuSign. During his tenure, he led the Agreement Cloud Platform Product Management team responsible for the Identity, Enterprise, Developer Experience, and Workflow capabilities. Additionally, he built DocuSign Identify which included products like Knowledge Base Authentication (KBA), Identity Document Verification (IDV), SMS, and digital signatures. Earlier in his career, he spent 6+ years at Microsoft shipping consumer technology like Windows 8 and numerous versions of Skype/Windows Live Messenger.

As VP of Solutions Consulting, Kelley Pidhirsky oversees a team of industry specialists who serve as trusted advisors to Proof’s customers during and after the sales process. Kelley brings substantial customer success experience in the electronic signature space to her role at Proof. She was at DocuSign for eight years, where she spent the bulk of her time specializing in Enterprise Financial Services, as well as many other industries including real estate, high tech, retail, telecom and others. Prior, she worked for Sungard Availability Services addressing customers’ business continuity and disaster recovery needs through their software solutions. Kelley is particularly passionate about supporting women in the customer solutions space.  At DocuSign, she co-founded an employee resource group  called WISE (Women in Solutions Excellence), which grew to include 300 members and allies within the company. She is now an executive advisor and co-founder for the PreSales Collective's WISE program, which has helped 20+ organizations launch and grow similar programs within their organization.