Sage Dental: Footprint, Growth & Market Position

When a patient walks into a Sage Dental office in South Florida needing a crown, a root canal, and a routine cleaning, the pitch is that they never have to leave the building — or the brand. General dentists, endodontists, oral surgeons, periodontists, and orthodontists practice side by side under one roof, and the referral that would normally send a patient across town instead stays inside the network. That "one-stop" clinical model is the organizing idea behind one of the Southeast's larger regional dental support organizations, and it explains both how Sage Dental has grown and where its ambitions now point.

Overview

Sage Dental — the consumer brand of operating company Sage Dental Management, LLC — is a Boca Raton, Florida–based dental service organization (DSO) that provides non-clinical business and administrative support to a network of affiliated general and multi-specialty dental practices across the Southeast.¹ Like most DSOs, the corporate entity handles the business side — real estate, technology, billing, marketing, recruiting, and back-office administration — while licensed dentists retain clinical control inside professional entities such as Sage Dental Group of Florida, PLLC and Sage Dental Group of Georgia, PLLC.¹

What distinguishes Sage from many general-dentistry-focused regional groups is its emphasis on delivering general and specialty care together in the same office. The company markets a comprehensive service menu — restorative, prosthodontic, endodontic, oral surgery, periodontics, pediatric, orthodontic, and cosmetic dentistry — designed to keep specialty referrals, and the associated revenue, inside the network.¹ That multi-specialty density is a strategic cousin to the model pursued by fellow Southeast operators like Dental Care Alliance and Great Expressions Dental Centers, and it stands in contrast to the scale-first, general-dentistry playbook of national platforms such as Heartland Dental.

Sage is a privately held, private-equity-backed platform. Chicago-based healthcare investor Linden Capital Partners lists Sage Dental among its current portfolio investments, and multiple trade and private-equity sources indicate the two have been partners since roughly 2012, making Sage one of Linden's longer-held dental holdings.² Financial terms of that relationship have not been publicly disclosed, and as a private company Sage does not publish audited financials.

Company Snapshot

• Company: Sage Dental Management, LLC (privately held; consumer brand "Sage Dental")
• Headquarters: Boca Raton, Florida (support center)
• Founded: 1997 — originally as Gentle Dental Group, later rebranded Sage Dental³
• Model: Multi-specialty, "one-stop" DSO — general plus in-house specialty and cosmetic care¹
• Ownership: Linden Capital Partners (Chicago healthcare-focused private equity); sponsor relationship since approximately 2012, terms undisclosed²
• Footprint: More than 150 affiliated locations as of 2026, across Florida, Georgia, Tennessee, and Alabama (company- and trade-reported; counts vary by source and definition)⁴
• Leadership: Thomas Marler, President & CEO (appointed 2024); Dr. Cindy Roark, Chief Clinical Officer¹
• Clinical services: General, orthodontics, endodontics, oral surgery, periodontics, prosthodontics, pediatric, and cosmetic dentistry¹
• Patients: Reportedly more than 250,000 patients served, and over one million cumulatively across the network's history (company-reported)¹
• Employees: Approximately 800, based on third-party workforce estimates⁵

Footprint Analysis

Sage Dental is, first and foremost, a Florida story that has been carefully extended outward. The network's center of gravity is South Florida, where the company describes itself as the largest DSO operating in the region — a claim rooted in a dense cluster of offices across the Miami, Fort Lauderdale, West Palm Beach, and Boca Raton markets.¹ From that base it has built a substantial Georgia presence, principally around metro Atlanta, and more recently pushed north.

Counting Sage's footprint precisely is genuinely difficult, and the numbers should be read with care. The company and trade press have described its scale variously as "locations," "offices," "practices," and "affiliated practices" — labels that do not always mean the same thing, since a single location can house multiple specialty practices, and acquired offices are sometimes counted separately from de novo builds. Reported totals have also climbed quickly: roughly 82 practices in 2022, about 122 locations across Florida and Georgia by late 2023, more than 130 affiliated practices by early 2025, and more than 150 locations by April 2026.⁴ The most recent trade reporting puts Sage at more than 150 affiliated locations spanning four states — Florida, Georgia, Tennessee, and Alabama — though any single figure is best treated as approximate given how the counts are defined and how fast they change.⁴

The geographic expansion beyond Florida and Georgia is recent and deliberate. Sage opened its first Tennessee practices in mid-2024, marking its entry into a third state, and has since added an Alabama presence as well.⁴ Chief Development Officer Jim Mizouni has described the approach as an "adjacency growth strategy" — expanding into the next contiguous market rather than scattering effort across the country, precisely because the one-stop clinical model requires a dense local cluster of practices to keep specialists busy and marketing efficient.⁴ By that logic, Tennessee (Nashville, Knoxville, Memphis, Chattanooga) and the Carolinas sit as natural next steps between the company's Atlanta base and points north.

The concentration cuts both ways for investors. Density in a handful of Southeast metros produces real operating leverage — shared specialists, centralized scheduling and billing, and a single dominant brand in its core markets. But it also means Florida's reimbursement environment, labor costs, and demographics disproportionately drive results, and the newer Tennessee and Alabama markets place Sage's affiliation pitch head-to-head with well-capitalized national platforms far from its home-market brand equity.

Growth History

Sage's roots reach back to 1997, when the organization was founded as Gentle Dental Group.³ Over the following two decades it built out a South Florida and Georgia footprint and eventually rebranded to Sage Dental, positioning itself around the combination of general and specialty care under one roof. Private equity entered the picture early by industry standards: Linden Capital Partners has been associated with Sage since approximately 2012, well before the current wave of dental consolidation crested.²

The company's growth accelerated markedly in the 2020s. Public milestones trace a steady climb — surpassing roughly 80 practices in 2022, then adding a reported 27 new practices in a single 2023 stretch to reach about 122 locations across Florida and Georgia, a nearly 20% increase in network size that year alone.¹ Growth has come through a mix of de novo openings and acquisitions of existing independent practices; the 2025 addition of The Dental Group in Fort Lauderdale, rebranded Sage Dental of Oakland Park, is a representative tuck-in.⁴

Leadership turned over at the top in 2024, when Thomas Marler was appointed President and CEO, returning to Florida as a veteran DSO operator with a mandate to keep growing the platform across the Southeast.³ It is worth flagging a common point of confusion: Dr. Cindy Roark, frequently associated with Sage in industry commentary, serves as the company's Chief Clinical Officer — a clinical leadership role — and is not the organization's founder.¹ On the capital side, a 2024 debt refinancing arranged through TPG Twin Brook on Linden's behalf signaled the sponsor's continued backing and gave Sage additional firepower for its acquisition and de novo pipeline.²

Competitive Landscape

Sage competes on two fronts: for patients in its markets, and for the dentists deciding whether to sell or affiliate. On the patient side, its Southeast turf brings it up against national PE-backed platforms with Florida and Georgia footprints, other regional groups, and a deep base of independent practices. At more than 150 locations, Sage is a meaningful regional operator but a fraction of the size of national giants like Heartland Dental or Aspen Dental, which support thousands of offices apiece.⁴ Within its home region, however, Sage holds a position those national players do not: it describes itself as the largest DSO operating in South Florida, anchored by roughly a quarter-century of local brand history.¹

Its closest strategic peers are other Southeast multi-specialty and general groups — Sarasota-based Dental Care Alliance, Great Expressions Dental Centers, and Florida-focused operators like Coast Dental.⁴ Against this set, Sage's differentiation is the tight integration of specialty care into general-dentistry offices, which supports higher-value treatment capture and a "no outside referral" patient promise. The trade-off is operational complexity: staffing multiple specialties in each cluster demands recruiting depth and disciplined geographic density, which is exactly why management frames its expansion as contiguous rather than opportunistic.⁴

For selling dentists, Sage's pitch is the classic DSO value exchange — clinical autonomy paired with relief from the administrative, technology, and payer-negotiation burdens of running an independent practice — plus the added draw of in-house specialty support that a solo general dentist cannot easily offer. As a Linden-backed platform with an active acquisition cadence, Sage also competes for practices against sponsors with deeper pockets, which reinforces its disciplined, region-first posture over a national land grab.

Market Position

Sage Dental occupies a well-defined niche: a durable, private-equity-backed regional consolidator that has chosen depth over breadth. It is large enough to matter in its core Southeast markets and to negotiate meaningful scale advantages, yet deliberately concentrated rather than sprawling. That positioning makes it a useful reference point for how a specialty-integrated regional DSO can compound over more than a decade of sponsor ownership without chasing national scale.

The open strategic question is whether the adjacency model travels. Sage's density advantage is strongest where it has spent years building brand and clinical infrastructure — South Florida above all. Tennessee and Alabama are early tests of whether the same one-stop, multi-specialty formula can be stood up in newer markets against national competitors, and whether Sage can staff enough specialists quickly enough to make each new cluster economical. Its long relationship with Linden — now spanning well over a decade, an unusually long private-equity hold — suggests a patient owner comfortable with steady, disciplined compounding rather than a rapid flip. For a private company, precise economics remain out of public view; the estimated 800-person workforce and reported quarter-million-plus patient base sketch a platform of real regional scale, but the underlying margins and unit economics are not independently verifiable.⁵

TMR Take: For investors, Sage Dental is a case study in the regional, specialty-integrated DSO — a Linden Capital platform that has compounded for more than a decade by building dense, multi-specialty clusters rather than sprinting for national coverage. Its value hinges on referral capture and market density, which makes the newer Tennessee and Alabama markets the numbers to watch: proof the model exports, or a reminder that its edge is home-market specific. The long sponsor hold also raises the eventual question of a liquidity event, and what a specialty-integrated Southeast platform of this size commands. For operators and independent dentists, Sage is a credible regional buyer whose differentiator is in-house specialty support most solo practices can't match — an attractive affiliation for a generalist who wants to keep complex cases (and their revenue) in-house, provided the culture and clinical autonomy fit. For vendors, an acquisition-active, 150-plus-location group with centralized administration and stated investment in AI diagnostics is a high-value regional enterprise account. The recurring caution across all three lenses is the data itself: Sage's footprint is reported inconsistently as offices, locations, and practices, and as a private company its financials aren't audited — so treat every count as directional, not precise.

Sage Dental's next act will be written in its newer states. Whether the one-stop model that made it a South Florida leader can be replicated in Nashville and Birmingham is the question that defines its trajectory — and a live test of how far regional density can stretch. For more on how consolidation is reshaping the dental landscape, explore our profile of Dental Care Alliance and the rest of The Molar Report's market intelligence library.

Sources

1. Sage Dental — company website and press releases.

2. Linden Capital Partners — portfolio disclosures and financing announcements; private-equity databases.

3. Group Dentistry Now — DSO leadership and company-history coverage.

4. Becker's Dental Review — DSO coverage and executive interviews.

5. Third-party workforce and market-data providers — employee and footprint estimates.