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Side-by-side financial comparison of IES Holdings, Inc. (IESC) and Zscaler, Inc. (ZS). Click either name above to swap in a different company.

IES Holdings, Inc. is the larger business by last-quarter revenue ($871.0M vs $788.1M, roughly 1.1× Zscaler, Inc.). IES Holdings, Inc. runs the higher net margin — 10.5% vs -1.5%, a 12.0% gap on every dollar of revenue. On growth, Zscaler, Inc. posted the faster year-over-year revenue change (25.5% vs 16.2%). Zscaler, Inc. produced more free cash flow last quarter ($431.0M vs $-18.9M). Over the past eight quarters, Zscaler, Inc.'s revenue compounded faster (22.5% CAGR vs 11.1%).

IES Holdings, Inc., formerly known as Integrated Electrical Services, Inc., designs and installs integrated electrical and technology systems and provides infrastructure products and services to a variety of end markets, including data centers, residential housing, and commercial and industrial facilities.

Zscaler, Inc. is an American cloud security company based in San Jose, California. The company offers cloud-based services to protect enterprise networks and data.

IESC vs ZS — Head-to-Head

Bigger by revenue
IESC
IESC
1.1× larger
IESC
$871.0M
$788.1M
ZS
Growing faster (revenue YoY)
ZS
ZS
+9.3% gap
ZS
25.5%
16.2%
IESC
Higher net margin
IESC
IESC
12.0% more per $
IESC
10.5%
-1.5%
ZS
More free cash flow
ZS
ZS
$449.8M more FCF
ZS
$431.0M
$-18.9M
IESC
Faster 2-yr revenue CAGR
ZS
ZS
Annualised
ZS
22.5%
11.1%
IESC

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
IESC
IESC
ZS
ZS
Revenue
$871.0M
$788.1M
Net Profit
$91.8M
$-11.6M
Gross Margin
25.3%
76.6%
Operating Margin
11.2%
-4.6%
Net Margin
10.5%
-1.5%
Revenue YoY
16.2%
25.5%
Net Profit YoY
59.1%
3.6%
EPS (diluted)
$4.51
$-0.07

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
IESC
IESC
ZS
ZS
Q4 25
$871.0M
$788.1M
Q3 25
$897.8M
$719.2M
Q2 25
$890.2M
$678.0M
Q1 25
$834.0M
$647.9M
Q4 24
$749.5M
$628.0M
Q3 24
$775.8M
$592.9M
Q2 24
$768.4M
$553.2M
Q1 24
$705.7M
$525.0M
Net Profit
IESC
IESC
ZS
ZS
Q4 25
$91.8M
$-11.6M
Q3 25
$102.3M
$-17.6M
Q2 25
$79.3M
$-4.1M
Q1 25
$72.6M
$-7.7M
Q4 24
$57.7M
$-12.1M
Q3 24
$65.5M
$-14.9M
Q2 24
$66.6M
$19.1M
Q1 24
$56.8M
$-28.5M
Gross Margin
IESC
IESC
ZS
ZS
Q4 25
25.3%
76.6%
Q3 25
26.0%
76.1%
Q2 25
26.9%
77.0%
Q1 25
25.0%
77.1%
Q4 24
23.8%
77.5%
Q3 24
24.0%
78.0%
Q2 24
25.3%
78.6%
Q1 24
24.3%
77.7%
Operating Margin
IESC
IESC
ZS
ZS
Q4 25
11.2%
-4.6%
Q3 25
11.6%
-4.5%
Q2 25
12.6%
-3.7%
Q1 25
11.1%
-6.2%
Q4 24
10.0%
-4.9%
Q3 24
9.7%
-4.5%
Q2 24
11.7%
-0.5%
Q1 24
11.0%
-8.7%
Net Margin
IESC
IESC
ZS
ZS
Q4 25
10.5%
-1.5%
Q3 25
11.4%
-2.4%
Q2 25
8.9%
-0.6%
Q1 25
8.7%
-1.2%
Q4 24
7.7%
-1.9%
Q3 24
8.4%
-2.5%
Q2 24
8.7%
3.5%
Q1 24
8.0%
-5.4%
EPS (diluted)
IESC
IESC
ZS
ZS
Q4 25
$4.51
$-0.07
Q3 25
$4.99
$-0.11
Q2 25
$3.81
$-0.03
Q1 25
$3.50
$-0.05
Q4 24
$2.72
$-0.08
Q3 24
$3.06
$-0.09
Q2 24
$2.67
$0.12
Q1 24
$2.29
$-0.19

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
IESC
IESC
ZS
ZS
Cash + ST InvestmentsLiquidity on hand
$258.7M
$1.3B
Total DebtLower is stronger
Stockholders' EquityBook value
$961.1M
$2.0B
Total Assets
$1.7B
$6.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IESC
IESC
ZS
ZS
Q4 25
$258.7M
$1.3B
Q3 25
$231.8M
$2.4B
Q2 25
$168.3M
$2.0B
Q1 25
$88.3M
$1.8B
Q4 24
$112.0M
$1.6B
Q3 24
$135.8M
$1.4B
Q2 24
$44.9M
$1.3B
Q1 24
$106.0M
$1.4B
Total Debt
IESC
IESC
ZS
ZS
Q4 25
Q3 25
Q2 25
$1.1B
Q1 25
$1.1B
Q4 24
$1.1B
Q3 24
$1.1B
Q2 24
$1.1B
Q1 24
$1.1B
Stockholders' Equity
IESC
IESC
ZS
ZS
Q4 25
$961.1M
$2.0B
Q3 25
$884.0M
$1.8B
Q2 25
$781.4M
$1.8B
Q1 25
$705.8M
$1.6B
Q4 24
$652.4M
$1.4B
Q3 24
$611.1M
$1.3B
Q2 24
$567.5M
$1.1B
Q1 24
$534.8M
$958.9M
Total Assets
IESC
IESC
ZS
ZS
Q4 25
$1.7B
$6.5B
Q3 25
$1.6B
$6.4B
Q2 25
$1.5B
$5.3B
Q1 25
$1.4B
$5.0B
Q4 24
$1.3B
$4.7B
Q3 24
$1.2B
$4.7B
Q2 24
$1.2B
$4.2B
Q1 24
$1.1B
$3.9B
Debt / Equity
IESC
IESC
ZS
ZS
Q4 25
Q3 25
Q2 25
0.64×
Q1 25
0.71×
Q4 24
0.80×
Q3 24
0.90×
Q2 24
1.04×
Q1 24
1.19×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
IESC
IESC
ZS
ZS
Operating Cash FlowLast quarter
$27.7M
$448.3M
Free Cash FlowOCF − Capex
$-18.9M
$431.0M
FCF MarginFCF / Revenue
-2.2%
54.7%
Capex IntensityCapex / Revenue
5.3%
2.2%
Cash ConversionOCF / Net Profit
0.30×
TTM Free Cash FlowTrailing 4 quarters
$175.9M
$924.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IESC
IESC
ZS
ZS
Q4 25
$27.7M
$448.3M
Q3 25
$132.0M
$250.6M
Q2 25
$92.0M
$211.1M
Q1 25
$24.8M
$179.4M
Q4 24
$37.3M
$331.3M
Q3 24
$92.8M
$203.6M
Q2 24
$82.9M
$173.4M
Q1 24
$33.7M
$142.1M
Free Cash Flow
IESC
IESC
ZS
ZS
Q4 25
$-18.9M
$431.0M
Q3 25
$112.0M
$190.6M
Q2 25
$74.8M
$138.9M
Q1 25
$7.9M
$164.4M
Q4 24
$24.1M
$314.3M
Q3 24
$78.5M
$154.2M
Q2 24
$65.4M
$137.8M
Q1 24
$26.9M
$111.2M
FCF Margin
IESC
IESC
ZS
ZS
Q4 25
-2.2%
54.7%
Q3 25
12.5%
26.5%
Q2 25
8.4%
20.5%
Q1 25
0.9%
25.4%
Q4 24
3.2%
50.1%
Q3 24
10.1%
26.0%
Q2 24
8.5%
24.9%
Q1 24
3.8%
21.2%
Capex Intensity
IESC
IESC
ZS
ZS
Q4 25
5.3%
2.2%
Q3 25
2.2%
8.3%
Q2 25
1.9%
10.6%
Q1 25
2.0%
2.3%
Q4 24
1.8%
2.7%
Q3 24
1.8%
8.3%
Q2 24
2.3%
6.4%
Q1 24
1.0%
5.9%
Cash Conversion
IESC
IESC
ZS
ZS
Q4 25
0.30×
Q3 25
1.29×
Q2 25
1.16×
Q1 25
0.34×
Q4 24
0.65×
Q3 24
1.42×
Q2 24
1.24×
9.07×
Q1 24
0.59×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

IESC
IESC

Communications$351.9M40%
Single Family Electrical Contracts$137.0M16%
Custom Engineered Solutions$116.0M13%
Commercialand Industrial$94.8M11%
Single Family Contracts Plumbing HVAC$82.9M10%
Multi Familyand Other$64.2M7%
Industrial Services$24.2M3%

ZS
ZS

Segment breakdown not available.

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