About Linkai

We fix the systems that are costing your business money — then we build ones that grow it.

Linkai builds the operational and revenue systems that service businesses need to stop losing work and start growing. We use AI and automation to put enterprise-grade infrastructure within reach of the businesses that need it most.

Why we exist

The same money was leaking out of every business we looked at

Across every kind of business we looked at, the same money was leaking out the same way: qualified enquiries that never got followed up, clients who quietly drifted off, admin that ate the hours that should have been billable, and good marketing work that was never measured, so no one could say what was actually working. Professional services, health, trades, international teams: different language, identical problem. It isn’t a lead problem. It’s a system problem. And it’s fixable.

Big businesses solved this years ago with systems and headcount most organisations can’t justify for every team. AI and automation change the maths for everyone else: now any business can answer every enquiry, follow up every lead, stay in touch with every client and actually measure the work, without building a department to do it. That’s what we build.

How we’re different

Business-first, plain-spoken, no black boxes

Business outcomes first, tools second. We’re not a tech shop that discovered business. We’ve spent careers on what actually grows and improves an operation, and we lead with that.
You’ll understand what we build. No black boxes. You see how it works and why, so you’re never dependent on us to keep the lights on.
We prove it on one thing first. Before we scale a system across your business, we show it working on one real part of it.
Honest broker. Where we recommend a tool we earn a commission on, we tell you. Every recommendation is made on merit.

Who’s behind it

The team

Katrina Curll

Founder, Strategy & Systems

Katrina founded Linkai after more than 20 years in marketing, including seven years as a Vice President at the global research and advisory firm Forrester. Her background pairs senior marketing strategy with hard commercial discipline: an Economics degree from the University of Sydney and a Master of Business (Marketing) from UTS. She started Linkai to put enterprise-grade business systems within reach of the service businesses that need them most.

Read Katrina’s full bio

Sara Lemos

Co-Founder, Digital Strategy & Delivery

Sara brings more than 20 years in digital marketing and media: strategy, operations and hands-on execution, with deep expertise in AI search and using AI to streamline how marketing runs. At Linkai she connects brand, content and performance with the operational backbone that keeps a marketing engine running.

Read Sara’s full bio

What people say

What leaders say about working with us

Genuine recommendations from leaders, clients and colleagues Katrina and Sara have worked with over their careers (via LinkedIn). New-business client reviews will join these as they land.

Katrina is a strategic marketer who makes global execution look easy. She consistently exceeds both her individual and team goals and has really made a difference to our lead-gen numbers in the APAC region.

Lauren St. Amand EVP, Head of Marketing

Katrina is a true marketing professional. Coupled with a strong understanding of digital marketing and e-channels, she has delivered some really impressive work, a natural asset to any business that wants to drive customer acquisition. She is a find!

Nick M. Global Tech CEO & SaaS Founder

A tech-savvy marketing professional who helped immensely in defining target markets and key strategic messages across industry verticals. Katrina also has an immense knowledge of the value of automation and was a critical part of the team.

Mark Davies Enterprise Consulting & Sales Leadership · Fuji Xerox

No task is too big for Kat. She has excelled at creating strategies across IBM's growth markets and managed end-to-end digital and mobile campaigns. A dedicated professional with a good eye for detail, an asset to any company.

Rod Molina Client Lead / Group Account Director · IBM

Katrina is an energetic, vibrant and incredibly hard worker. She quickly became an integral member of a global team and provided a strong connection point between geo strategy and worldwide strategy, thoughtful and strategic in her approach.

Aaron Wileman Global Business & Marketing Strategy Consultant

It's not easy to walk into an established team with diverse and often conflicting views on the role marketing should play in growing the business. In the midst of extensive change and competitive pressure, Kat has done this with ease. Her positivity and work ethic, underpinned by deep experience and a ready-made network, have made her a pleasure to work with.

Chris O'Connor AI adoption advisor to enterprise leaders

One of the most reliable people I have ever had the privilege of working with. During our time together Katrina tackled, and conquered, some very demanding projects. She works well both in a team and individually, I'd highly recommend her.

Bradley Larkham Marketing Leader

Sara led the Bangkok office and made a notable difference to its success. Her digital expertise unlocked new revenue streams and her leadership fostered a culture of collaboration and innovation. She implemented workflows that delivered efficiencies, developed data-driven strategies driving customer success, and supported wider business objectives across APAC. A true asset.

Talia Jackson Brand Strategist & Multi-Channel Campaign Leader

Sara's deep expertise in digital media, marketing and advertising strategies made her the perfect person to lead the project. She always takes a customer-centric point of view, communicates calmly and professionally, and our collaboration led to a very successful outcome. I'd recommend Sara and her team to any company looking to expand its digital presence.

Papoj Thamjaroenporn Senior Data & AI Scientist / Project Manager

Sara is a real asset to any operation in digital marketing. Her overall understanding of the ecosystem coupled with her work ethic is her strength. I have worked with Sara across two different companies and would highly recommend her to anyone looking for digital marketing expertise.

Ferdinand Gutierrez Building & scaling AI-first businesses

A great leader and team manager, with good knowledge of local and regional media landscapes. Her experience spans multiple media and digital channels, which has allowed her to plan, deliver and execute successful campaigns and projects. I'd have no hesitation working with Sara again.

Zaber Ali Digital Media & Performance Leader

Smart, conscientious, hard-working and great at building relationships. Sara effortlessly slotted into the team and started producing outstanding work for our client almost immediately, a real 'can-do' attitude.

Richard Kelly Marketing Leader

Local

Built in Australia, for Australian businesses

We work with service businesses across Australia, based in Greater Sydney, working remotely Australia-wide. Australian English, Australian compliance, Australian market.

We’ve worked at this level before. Let’s talk about yours.

Whether you’re a service business owner ready to stop losing revenue to operational gaps, or an internal team that needs systems not just strategy — let’s talk.

Book a strategy session