Entrepreneurial spirit, institutional discipline
Pairing equity, credit, and operating expertise with a founder-first mindset — experience across building, buying, operating, and selling in healthcare, and the discernment to know when to use it.
The team is bigger than the partners
Building durable businesses takes a village. So does running them. The Archē Network is ours, and it is open to the founders we partner with — clinicians, operators, and executives who can be called on for the growth questions and the day-to-day ones alike, never as a layer added to a management team.
Deep industry experience, when it fits
Operators and clinicians with experience in the businesses we invest in — who can be called on when their expertise is the right fit.
Abdul Eljabaly
10+ year healthcare leader working at the intersection of growth strategy, M&A, and AI deployment. Currently leads strategic partnerships and innovation at Compass Surgical Partners, an ASC management and development firm, where he advises healthcare and physician leaders on ambulatory strategies while creating enterprise solutions to improve ASC operations. Previously spent a decade designing and implementing core operational and technological solutions for nonprofit and government health systems.
Janie Tremlett
20+ year healthcare executive across growth-stage technology companies, working at the intersection of client operations, product strategy, and payer partnership. Currently an independent consultant to healthcare technology companies, providers, health plans, and investors, advising on go-to-market strategy and operational scale. Previously Chief Client Officer at Wellframe, a digital health management platform serving health plans, where she built and led the client-facing organization.
John Letter
15-year healthcare executive spanning behavioral health technology and population health, working at the intersection of clinical workflow, commercialization, and growth. Currently CEO of Proem Behavioral Health, a workflow software platform enabling behavioral health providers and researchers to screen, assess for diagnosis, and follow progress for mental illness sufferers using measurement-based rigor. Previously President & COO of SleepCharge by Nox Health, a sleep-focused population health company serving employers and health plans, providing the full care continuum for those with sleep disorders.
Jonathan Lehmann
20+ year commercial executive across healthcare services, technology, and medical devices, working at the intersection of go-to-market strategy, marketing, and revenue growth. Currently an independent consultant working as a fractional executive and Managing Director of Serial Stage Venture Partners, advising and investing in early-stage healthcare, pharma, and technology companies. Previously VP of Sales at EarliPoint Health, a tech-enabled screening and diagnostics platform for the autism services community.
Joshua Fiss, DBA, MBA
10-year healthcare executive across ambulatory surgery and physician services, working at the intersection of operations, growth, and strategy in private equity-backed organizations. Currently Vice President of Outpatient Surgery & Radiology at The Specialty Alliance, a national outpatient platform spanning ambulatory surgery centers, interventional radiology, and nuclear imaging across multiple markets. Previously Regional Surgery Center Director at MidLantic Urology, leading ancillary operations across 11 ambulatory surgery centers, and earlier Regional Administrator at US Digestive Health, overseeing a $40M portfolio.
Melissa Kozak, BCBA
20-year behavioral health clinician, educator, and consultant across ABA services and health technology, working at the intersection of clinical care, operations, and payer alignment. Currently Founder of Kozak Consulting LLC, advising ABA providers and health technology companies on caregiver service delivery, and creator of the Caregiver Optimization Model™. Previously built an ABA clinic from the ground up and taught in both university and special education settings, delivering services across school, home, community, and telehealth settings.
Michael Freytag
20+ year healthcare advisory executive across home health, hospice, and behavioral health, working at the intersection of consulting, sponsor-backed growth, and board leadership. Currently Founder and Strategic Advisor of Autism Testing 4 Kids, Strategic Advisor to Health Recovery Solutions, and Strategic Advisor and investor in Montauk AI. Serves as a Board Member of SimiTree, a Sheridan Capital Partners investment providing revenue cycle, coding, and operational consulting, where he was previously EVP and founding Managing Director.
Nilay Gandhi, MD
10+ year board-certified urologist and surgeon across urologic oncology, men’s health, and stone disease, working at the intersection of clinical care, ambulatory surgery, and physician-led practice. Currently a urologist with Potomac Urology, a six-location urology group founded in 1978 serving the Washington, D.C., Maryland, and Virginia region, where he practices robotic and laparoscopic minimally invasive surgery, including at Potomac Urology Surgery Center at National Harbor. Previously trained at the Johns Hopkins Brady Urological Institute, and has published widely in peer-reviewed journals, authored multiple book chapters, and presented at regional and national conferences.
Thirumalai Rajagopal (“Raj”)
35+ year healthcare technology executive scaling enterprise platforms toward growth and acquisition outcomes across healthcare, fintech, and regulated markets. Most recently focused on payer–provider collaboration, enterprise data platforms, and GenAI applied to clinical and operational workflows; certified in Applied Generative AI, Agentic AI, and AI in Healthcare. Previously led the national rollout of payer–provider solutions supporting value-based care, interoperability, and automated quality reporting.
Yash Dandiya
7-year healthcare executive across physician services, dermatology, and behavioral health, working at the intersection of M&A, corporate development, and financial strategy. Currently CEO of Independent Practice Partners, a physician-led consulting and billing company serving practices in ophthalmology, dermatology, and plastic surgery, leading growth and long-term value creation. Previously in corporate development at BayMark Health Services, covering buy-side evaluation, financial modeling, and execution of recovery center acquisitions nationwide, and finance leadership roles across dermatology.