Here's the mistake we see constantly: A founder calls and says, "We need fractional HR." What they really mean is one of three different things — and they'll pay the wrong price for the wrong solution if we don't untangle it first.

Most companies use "fractional HR" as a catch-all for "we need HR help." But fractional HR and fractional CHRO are fundamentally different roles. One is tactical. One is strategic. One costs $8K-$12K/month. The other costs $15K-$25K/month. And if you hire the wrong one, you'll spend 18 months frustrated, then fire them and hire the right one. Cost of the mistake: $150K-$350K in wasted fees plus the opportunity cost of poor people decisions.

This post is the decision framework. By the end, you'll know exactly which one you need.

What Fractional HR Really Is (Tactical Support)

Fractional HR is operational human resources. It's the blocking-and-tackling work that keeps a people function compliant and functional.

Fractional HR handles:

Hiring and recruiting. Posting jobs, screening resumes, coordinating interviews, negotiating offers, onboarding.
Compliance and policy. Employment contracts, employee handbook, accommodations, leaves of absence, documentation for potential terminations.
Benefits and payroll support. Coordinating benefits administration, payroll questions, tax filings.
Employee relations. Handling day-to-day questions, minor conflicts, managing policies fairly.
Documentation and process. Tracking performance, documenting issues, creating audit trails.

Commitment: 10-20 hours per week. They're executing.

Cost: $5K-$12K per month, depending on company size and complexity.

Who does it: Someone with HR operations experience — probably managed recruiting, handled compliance, run payroll, dealt with employment issues. They're a doer, not a strategist.

Timeline: Usually 6-24 months. Once you've got policies, systems, and processes in place, you can often step back to lighter support or bring in an internal hire to run things.

Success metrics: Policies are current. Job openings are filled in under 30 days. Compliance audits show zero gaps. Your HR manager isn't drowning in tasks.

Think of fractional HR as the person who makes sure the machine runs right. They're the operator.

What a Fractional CHRO Does (Strategic Leadership)

Fractional CHRO is chief human resources officer work. It's executive-level strategy.

A fractional CHRO handles:

Org design and structure. Who reports to whom. How many layers. Span of control. As you scale from 75 to 150 to 300 people, the org structure needs to evolve. A CHRO designs that.
Culture and values. How do you actually operate? What's valued? How do you make decisions? How do you hire and promote in a way that reflects your values? Culture doesn't emerge organically at 200+ people — it's designed.
Executive HR strategy. Compensation framework (salary bands, equity, benefits). Leadership development. Succession planning.
M&A and transformation. Integrating an acquired company. Restructuring during a crisis. Major headcount changes.
People analytics and metrics. Understanding your turnover, cost per hire, time-to-productivity, comp competitiveness. Making data-driven people decisions.
Leadership coaching and development. Your executive team is struggling with delegation? Accountability? A CHRO coaches them.

Commitment: 2-4 days per week. They're sitting at the executive table. They're making calls, not executing the implementation.

Cost: $12K-$25K per month, depending on their seniority and scope.

Who does it: Someone who's built or scaled a people function at a significant company. They've designed orgs. They've navigated culture change. They understand business strategy and how people decisions drive it. They think like an executive, not like an executor.

Timeline: 12-18 months for a defined transformation, or ongoing if you have sustained strategic HR work. This isn't a "fix and leave" engagement — you're bringing in an advisor who shapes people decisions indefinitely.

Success metrics: Your org structure enables growth. Your culture is intentional and visible. New hires assimilate in 90 days (not 6 months). Your executive team is aligned on people strategy. You're ready for the next phase of growth.

Think of a fractional CHRO as the architect who builds the blueprint. Once it's designed, the fractional HR person executes it.

The Decision Framework — Three Questions

Ask yourself these three questions. Your answers will tell you which one you need.

Question 1: Is the Challenge Tactical or Strategic?

Tactical: "Our hiring process is broken. We're taking 45 days to fill roles." "We don't have an employee handbook and we need one." "We've had high turnover in our customer service team and we don't know why." "We're unsure about our ESA compliance."

These are operational problems. You need fractional HR.

Strategic: "We're doubling from 100 to 200 people in 18 months and I don't know how to scale the org." "Our culture is chaotic and our leadership team isn't aligned on values." "We're acquiring a company and we need to integrate their people function." "We're preparing for a Series B and we need an investor-grade people strategy."

These are architectural problems. You need fractional CHRO.

Question 2: Do You Need an Operator or an Architect?

Operator: Someone who can execute your plan. Execute the hiring process you designed. Execute the policies you've set. Execute the culture you've defined.

If you have clear direction ("Here's how we hire, here's our culture, here's our policy framework") but no one to execute it, you need fractional HR.

Architect: Someone who designs the plan with you. What should our org structure be? How should we think about compensation? What should our culture actually be? How do we scale without losing who we are?

If you don't have clear direction — if you're saying "We need to figure this out as we grow" — you need a fractional CHRO.

Question 3: Is This a 6-Month Build or Ongoing Leadership?

Six-month build: We have a specific problem (broken hiring process, outdated handbook, compliance gap). Fix it. Leave us with working systems and processes. We'll take it from here.

Fractional HR is perfect for this. They audit, build, hand off.

Ongoing leadership: We're scaling over the next 24-36 months and our people strategy needs to evolve as we grow. We need someone who understands the business and is available as we make people decisions.

Fractional CHRO is the play. They're part of your extended leadership team.

When Companies Get This Wrong

Hiring Fractional HR When You Need CHRO

Symptom: You bring in fractional HR to help you scale from 80 to 150 people. They're great at their job. Your hiring process is tight. Your handbook is updated. Your policies are clean.

But six months in, you realize: your org structure doesn't make sense for 150 people. Sales and product are miscommunicating constantly because of unclear accountability. Your culture is fracturing — half the team feels like it's a startup, half feels like a corporate job. Your exec team doesn't agree on what you stand for.

You fire the fractional HR person. It's not their fault. You needed a CHRO to design the org, set the culture, align leadership. The fractional HR person can't do that — they're an executor, not an architect.

Cost: $8K-$12K/month × 6 months + the opportunity cost of poor people decisions = $50K-$80K+ and you're still not fixed.

Hiring CHRO When You Need Fractional HR

Symptom: You bring in a fractional CHRO. They're expensive — $18K/month. They're great at talking about culture and org design.

But your handbook is still outdated. Your hiring process still takes 45 days. You don't have clear accommodation procedures. You've had an employment standards inquiry from the Ministry of Labour.

The CHRO is strategic and visionary, but you needed someone to fix the operational foundation first. They can't do that effectively — it's not what they're wired for.

Cost: $18K/month × 12 months and you're still not compliant = $216K for a problem that needed $8K/month of fractional HR.

What Works at 1205 (The Right Sequencing)

This is the pattern we see work, over and over:

Phase 1: Fractional HR (Months 0-6 to 0-12)

You've got 60-100 employees. You're growing. Your HR operations are shaky. Bring in fractional HR to:

Audit your compliance (policies, contracts, handbooks)
Build your hiring system (job descriptions, screening, interview framework, offer management)
Set up documentation and processes (performance tracking, leave management, accommodation requests)
Train your HR manager or team on the system

Cost: $8K-$12K/month.

By month 6, you have the operational foundation. Your HR manager can run things with light support.

Phase 2: Fractional CHRO (Months 6-12 to Months 18-24)

You're hitting 100-150 people. Growth is accelerating. You need to design:

How the org should structure itself (reporting lines, spans of control, new functions)
What your actual culture is and how you hire/promote to reinforce it
Your compensation framework and equity strategy
Leadership development for your exec team

The fractional CHRO arrives when you have a stable operational foundation, and they layer strategy on top. They work with your exec team and your HR manager to answer: "As we grow to 300 people, how should this place work?"

Cost: $15K-$22K/month for 12-18 months.

Phase 3: Internal Hire or Ongoing Advisors (Month 18+)

You've now got:

Clean operations (processes, policies, documentation)
Clear org structure and culture
An HR strategy that aligns with business growth
An HR manager who understands the system

You can now hire an internal HR hire or a head of people. They're stepping into a functioning system, not building from scratch. Or you keep the fractional CHRO for ongoing strategic work (M&A, major transformation, executive coaching).

Why This Sequence Works

Most companies try to hire a full-time head of HR too early or bring in a CHRO before they have operational stability. They end up with someone building the plane while flying it — and the person either burns out or the company feels like nothing ever gets done.

The fractional HR → fractional CHRO sequence works because:

You build the foundation first. Systems, processes, policies. These are boring but essential. Once they're in place, the company functions better.
You layer strategy on top. Once the ops are solid, you can focus on culture, org design, and growth. The CHRO doesn't spend cycles firefighting compliance issues — they're free to think strategically.
You derisk the permanent hire. By the time you hire a full-time person, you know what the role actually needs to be. You're not figuring it out on the job. The permanent person inherits a system instead of building one.
You preserve cash early. You're not paying full-time salary ($110K-$140K) for someone to build infrastructure. You're paying fractional rates for fractional time, then scaling up when you have higher-leverage strategic work.

The Right Questions to Ask Your Potential HR Partner

If you're evaluating a fractional HR firm or CHRO:

For Fractional HR:

What's your playbook for policy audits? Can you show me an example?
Have you built recruiting systems for companies our size? What were the results?
How do you approach accommodations and ESA compliance?
Who's actually doing the work — will I be dealing with a partner or a junior person?

For Fractional CHRO:

Walk me through an org redesign you've done. How did you approach it?
Tell me about a culture transformation you've led. How did you know it worked?
How do you think about scaling a people function from 100 to 300 people?
What does your engagement model look like? Will you be available for key decisions?

Listen for specificity. "We've done this many times" is not an answer. "We helped a SaaS company restructure their org from functional to market-based in four months, and it improved cross-team collaboration by 40%" is an answer.

Bottom Line

You almost certainly need both, but in sequence.

Start with fractional HR to build the operational foundation. Once that's solid, bring in a fractional CHRO to architect the next phase of growth. This is how smart mid-market companies scale without chaos.

If you're trying to decide which one to hire first, ask: "Can our current setup execute well if we have clear direction?" If yes, you need CHRO. If no, you need fractional HR first.

If you're at the inflection point — 80-150 people, growing fast, and you know something needs to change in your people function — let's talk. We'll help you figure out whether you need the operator or the architect first, or both.

Book a call with 1205 Consulting. No pitch. Just diagnostics.

Fractional CHRO vs. Fractional HR: What Growing Companies Actually Need