Fullscript Announces Strategic Investment from Altas Partners and L Catterton (opens in a new tab)
Altas and L Catterton will take a majority stake in practitioner health platform Fullscript; Evercore, Morgan Stanley and RBC advised the buyers.
Private Equity
Toronto-founded, partner-owned North American private equity firm making one or two concentrated, long-hold investments a year.
Altas Partners is a North American private equity firm established in 2012 that acquires significant stakes in high-quality, North American-headquartered businesses with untapped potential. It runs a deliberately concentrated strategy, seeking only one or two new investments a year and holding them on a flexible time horizon. The firm stewards more than $10 billion of investor capital from offices in Toronto and New York, and pairs its investment team with an in-house Portfolio Solutions Group that includes an AI and advanced analytics capability.
21 interview reports0 open roles3 deals6 people29 sources
Takes significant interests in high-quality North American-headquartered businesses, seeking only one or two new investments a year with a flexible holding period; Fund III closed at its US$4 billion target in 2023 and targets 5–7 businesses.
In-house operating team led by Managing Director Michael Shay that works with portfolio companies on strategy and performance improvement; recent hires include former Bain & Company consultants.
A dedicated AI and advanced analytics function inside the Portfolio Solutions Group, built out in 2026 starting with the hire of a Director, AI & Advanced Analytics.
Investor relations team led by Partner Aryella Frommer, serving the firm's global institutional investors.
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From the inside
Reasons that work in interviews
6 reasons for Altas Partners
Genuinely long hold periods, which is unusual in Canada and changes what you diligence: durability rather than an exit multiple.
Extremely selective, often first to the bid, with preliminary work done before detailed financials are available: that forces primary research rather than model-driven work.
Four focus areas (business services, financials, healthcare, industrials) at a depth few Canadian firms match across all four.
Heavy use of alternative data and expert calls, so you learn to build conviction from the ground up rather than from a CIM.
Most of the team worked in industry for a few years first, so the backgrounds in the room are operating as well as financial.
Be honest that the day-to-day includes call notes and management summaries: saying you understand that and want the reps anyway lands better than pretending otherwise.
Unlock the full insights for Altas Partners: every round, the topics tested and what candidates experienced
Interview prep
How juniors get in
Hires Associates into the Toronto investment team after investment banking (e.g. Jefferies, Credit Suisse) or consulting (Bain); no investment-team Analyst roles are listed, and no public careers page.
Green: evidence it does. Struck through: evidence it doesn’t. Dashed: no public evidence either way.
Each row is a start season; the bars are when you apply. The track starts this month, so how far right a bar sits is how far off it is.
US home services platform partnering with residential HVAC, plumbing and electrical contractors.
Business & Industrial ServicesMemphis, Tennessee, USASince 2025
Global provider of insurance claims management, loss adjusting and related technology-enabled services.
Financial ServicesMemphis, Tennessee, USASince 2024
National fiduciary wealth management and financial planning firm serving US clients.
Financial ServicesDenver, Colorado, USASince 2023
US provider of fire protection, life safety and security services to commercial customers.
Business & Industrial ServicesSince 2021
Physician practice management company supporting Ob-Gyn practices across the United States.
Healthcare ServicesSince 2020
Specialty chemical solutions and on-site service provider to small and mid-sized industrial customers.
Business & Industrial ServicesCincinnati, Ohio, USASince 2019
US graduate health sciences university focused on physical and occupational therapy education.
Business & Industrial ServicesSince 2019
North American insurance broker offering business, benefits and personal insurance to mid-market clients.
Financial ServicesChicago, Illinois, USASince 2018
Commercial roofing contractor and consolidator operating more than 100 US locations.
Business & Industrial ServicesRosemont, Illinois, USASince 2018
Scuba diving membership and diver certification organization operating worldwide.
Business & Industrial ServicesRancho Santa Margarita, California, USASince 2017
Medical education group whose schools include St. George's University in Grenada and Rocky Vista University.
Business & Industrial ServicesSince 2014
CEO & Managing Partner
Leadership
Founded Altas in 2012 after a 17-year career at Onex, where he co-led the creation of its large-cap private equity platform in 2001 and oversaw its other investing platforms, including ONCAP. Earlier worked at McKinsey & Company. Holds a McGill BCom and a Harvard MBA; Toronto-based.
Partner, Chief Operating Officer
Leadership
Toronto-based COO of Altas. He was previously Executive Vice President and CFO of Celestica, where he was a founding executive involved in its 1996 carve-out from IBM and later led strategy and M&A. Western Ontario and Schulich MBA graduate.
Managing Director, Head of Portfolio Solutions Group
Portfolio Solutions Group
Leads Altas' Portfolio Solutions Group from Toronto. Previously supported an enterprise-wide transformation at Scotiabank and worked at Bain & Company on PE due diligence, strategy and performance improvement. Holds Ivey HBA, Western engineering and Northwestern MBA degrees.
Partner, Head of Investor Relations
Investor Relations
Leads investor relations at Altas. She previously spent nine years at Trian Partners, becoming head of investor relations in 2015 and a partner in 2018, after earlier roles at Goldman Sachs Asset Management, Neuberger Berman and Lehman Brothers. Barnard College graduate.
Managing Partner
Leadership
Founding partner of Altas, based in Toronto. Previously Director, Business Transformation at Husky Injection Molding Systems, which he joined from Onex after leading operational due diligence on its 2007 Husky acquisition; before that he was in CIBC World Markets' merchant banking group. Laurier HBBA graduate.
Managing Partner
Leadership
Founding partner of Altas, listed in Toronto. Previously invested at Providence Equity Partners in New York and advised companies on M&A and financings at McColl Partners. Sits on the board of the Federal Reserve Bank of Richmond; UNC Chapel Hill BA and Harvard MBA.
Professional information only, drawn from official biographies and published reporting. BSO never lists private contact details.
Aug 11, 2026
Six new Associates (George Cantoni, Evelyn Chen, Josie Coleman, Michael Lee, Artin Mostajabi, Dylan Pudrycki)Team build
Associate, Investment Team
— → Altas Partners
Altas announced six new Associates joining its investment team across the Toronto and New York offices; prior employers were not disclosed.
Aug 4, 2026
Alex MurphyHire
Director, Portfolio Solutions Group
Bain & Company → Altas Partners
Former Bain & Company consultant who led strategic and operational transformations joined the Portfolio Solutions Group as a Director.
Feb 17, 2026
Michael GeorgasHire
Director, AI & Advanced Analytics, Portfolio Solutions Group
Apply Digital → Altas Partners
Altas hired an MIT-trained engineer who led AI R&D at Apply Digital (and earlier worked at Daisy Intelligence and Bain) to build AI and analytics capability in its Portfolio Solutions Group.
Sep 10, 2026
Fullscript
Co-acquirer · Healthcare technology
Buyer L Catterton and Altas Partners · Seller HGGC, LLC and Snapdragon Capital Partners, LLC
Altas and L Catterton agreed to acquire a majority stake in Ottawa-based Fullscript, a whole-person-care platform used by 135,000+ practitioners; terms undisclosed, with closing expected in the fourth quarter subject to regulatory approvals.
May 8, 2025
Redwood Services
Acquirer (significant equity investor) · Home services (HVAC, plumbing, electrical)
Buyer Altas Partners
Significant equity investment in Memphis-based Redwood Services, a platform supporting 19 home services companies with 2,500+ employees and over US$500 million in revenue, alongside founding backer Union Main Group. Baird and Deutsche Bank advised Altas.
Sep 12, 2024
Sedgwick
Co-investor (minority equity investor) · Insurance services / claims management
Buyer Altas Partners
Altas committed US$1 billion of equity for a minority stake in claims-management provider Sedgwick at an implied enterprise value of about US$13.2 billion; Carlyle kept control alongside Stone Point, with CDPQ and Onex remaining minority holders.
Altas and L Catterton will take a majority stake in practitioner health platform Fullscript; Evercore, Morgan Stanley and RBC advised the buyers.
Six associates join the investment team across Toronto and New York.
Hired Michael Georgas as Director of AI & Advanced Analytics in the Portfolio Solutions Group.
Law firm notice describing Altas' significant equity investment in Redwood Services alongside Union Main Group.
Sedgwick completed the Altas minority investment; J.P. Morgan and Barclays advised Altas.
Final close of Altas Partners Holdings III at its US$4 billion target, about a third larger than the US$3 billion Fund II.
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Altas Partners · Sep 10, 2026 · altas.com
Altas Partners · Aug 11, 2026 · altas.com
Altas Partners · Aug 4, 2026 · altas.com
Altas Partners · Feb 17, 2026 · altas.com
Kirkland & Ellis · May 8, 2025 · kirkland.com
Altas Partners · May 8, 2025 · altas.com
PR Newswire · Nov 12, 2024 · prnewswire.com
Sedgwick · Sep 12, 2024 · sedgwick.com
Altas Partners · Jul 5, 2023 · altas.com
Altas Partners · Jun 6, 2023 · altas.com
Altas Partners · Sep 30, 2019 · altas.com
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Wall Street Oasis · Sep 4, 2024 · wallstreetoasis.com
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Winter 2027
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Summer Analyst / Off-cycle intern · Toronto
Altas runs a summer analyst intake and takes off-cycle interns, but does not post either on a public careers page — hiring runs through campus contacts, referrals and direct approaches. Treat the absence of a posting as a reason to reach out rather than as evidence there is no seat. BSO has not been able to confirm a timetable on an official page; this entry records that the intake exists, not when it opens.
Typical background
GuidanceA Big Six or global bank, an elite boutique, or a Maple 8 rotation. Most juniors arrive after two years of banking.
Large-cap platforms and global multi-strategy funds
Altas Partners is hereUpper mid-market PE, infrastructure, the Maple 8 and large managers
Mid-market PE, mid-sized managers, domestic hedge funds and smaller pensions
Small-cap private equity, boutique managers and early-stage VC
Where people go next
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