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MasTec (MTZ) Q4 FY25 earnings call: guidance and Q&A

Earnings call· Dec 2025 (Q4 FY25)· Industrials· Feb 27, 2026

Source: earnings call transcript

Executive summary

MasTec, Inc. Q4 FY25 — Record Revenue and Strong Backlog Growth

MasTec delivered record revenue and strong adjusted EBITDA growth in Q4 FY25, driven by robust organic performance and significant backlog expansion across all segments. Strategic acquisitions in construction management and water infrastructure are set to bolster future growth. Despite some Q4 margin pressures from new program ramp-ups and project delays, the company is highly focused on margin optimization and anticipates substantial improvements in 2026, supported by strong demand drivers and disciplined capital allocation.

Highlights

5
  • Revenue for Q4 FY25 was just shy of $4 billion, a 16% year-over-year increase, contributing to a record full-year revenue of $14.3 billion (+16% YoY).

  • Adjusted EBITDA for Q4 FY25 increased 25% year-over-year to $338 million, with full-year adjusted EBITDA reaching $1.15 billion (+14% YoY).

  • Adjusted EPS for Q4 FY25 was $2.07, a 44% increase compared to $1.44 in the prior year quarter.

  • Backlog grew by over $4.5 billion year-over-year (+33%) and $2 billion sequentially, resulting in a 1.6x book-to-bill ratio.

  • Strategic acquisitions of NV2A (construction management) and McKee Utility Contractors (water infrastructure) enhance capabilities in growing markets.

Concerns

4
  • Communications segment Q4 EBITDA margin was 8.5%, a slight pullback from 9% in Q4 FY24, due to ramping new business volume and associated start-up costs.

  • Power Delivery Q4 EBITDA margin was 8.2%, moderately below 8.5% in Q4 FY24, impacted by mix headwinds from lack of storm-related revenue and permitting delays on Greenlink project volumes.

  • Clean Energy and Infrastructure Q4 EBITDA margin was 7.2%, lower than 8.3% in Q4 FY24, which benefited from favorable project closeouts not repeated in 2025.

  • Full-year cash flow from operations ($546 million) and free cash flow ($342 million) were somewhat below guidance, primarily due to a revenue beat and associated working capital investment, as well as higher capital expenditures.

Guidance & targets

CategoryTargetConfidence
Full-year 2026 Revenue
$17 billion
high materiality
High
Full-year 2026 Organic Revenue Growth
mid-teens
medium materiality
High
Full-year 2026 Adjusted EBITDA
$1.45 billion
high materiality
High
Full-year 2026 Adjusted EBITDA Margin
8.5%
high materiality
High
Full-year 2026 Adjusted EPS
$8.40
high materiality
High
2026 Revenue Contribution from Acquisitions
approximately $500 million
medium materiality
High
2026 EBITDA Margin from Acquisitions
high single-digit
medium materiality
High
Full-year 2026 Cash Flow from Operations
exceed $1 billion
high materiality
High
Full-year 2026 Net Cash Capital Expenditures
$200 million
medium materiality
High
Q1 2026 Revenue Growth
22%
medium materiality
High
Q1 2026 Adjusted EBITDA Margin
just over 7%
medium materiality
High
Communications Segment 2026 Margins
low double digits
medium materiality
High
Pipeline Infrastructure Segment 2026 Margins
mid-teens
medium materiality
High
Power Delivery Segment 2026 Margins
approaching double digits
medium materiality
High
Clean Energy and Infrastructure (CE&I) Segment 2026 Margins
fairly steady high single digits
medium materiality
High
Pipeline Segment Historical High Revenues
as early as 2027
high materiality
High
BEADs Opportunity
predominantly 2027
medium materiality
Medium

Segment performance

SegmentRevenueYoYQoQMargin
Communications
Q4 revenue was solidly above plan, driven by broad-based strength in wireless and wireline. Margin rate was moderately below expectations due to ongoing start-up costs on certain programs. Full year growth rates for revenue and EBITDA were 32% and 41% respectively, all organic.
Full Year 2025 Revenue Growth: 32%Full Year 2025 EBITDA Growth: 41%Q4 2024 EBITDA Margin: 9%Backlog: $5.5 billionBacklog Sequential Increase: 8%Backlog Year-over-Year Increase: 20%
—23%—8.5%
Power Delivery
Q4 revenues increased 13% year-over-year, all organic. EBITDA margins were moderately below prior year due to mix headwinds from lack of storm-related revenue and lower Greenlink project volumes. Full year results were strong despite these headwinds. Backlog reached a new record, and the Greenlink project restart provides strong visibility.
Full Year 2025 Top Line Growth: 16%Full Year 2025 EBITDA Growth: 12%Q4 2024 EBITDA Margin: 8.5%Backlog: $5.6 billionBacklog Sequential Increase: 9%Backlog Year-over-Year Increase: 17%
—13%—8.2%
Clean Energy and Infrastructure
Q4 revenue and EBITDA were slightly ahead of expectations. Full year revenue growth was strong at 15%, and EBITDA margins improved by 110 basis points. Q4 EBITDA margin was lower than prior year due to favorable project closeouts not repeated. Backlog saw a step function increase, reflecting significant contract signings, including a data center general contractor award. Acquired backlog contributed approximately $300 million.
Full Year 2025 Revenue: $4.7 billionFull Year 2025 Revenue Growth: 15%Full Year 2025 EBITDA Margin: 7.4%Prior Year EBITDA Margin: 6.3%Backlog: $6.5 billionBacklog Sequential Increase: 30%Backlog Year-over-Year Increase: 53%Book-to-Bill: 2.1xRenewables Backlog (18-month period): over $3 billionRenewables Projects under contract beyond 18 months / LNTP: over $4 billionOrganic Book-to-Bill: 1.9x
$1.3 billion2%—7.2%
Pipeline Infrastructure
Q4 revenue was the highest in the past 2 years, with business volumes ramping sequentially. Q4 saw continued sequential margin improvement, representing a 310 basis point lift from Q3, driven by strong operating execution and positive business mix. Full year revenue exceeded initial guidance.
Full Year 2025 Revenue: $2.1 billionQ4 EBITDA: $119 millionQ3 EBITDA Margin: 15.4%
$644 million50%—18.5%

MTZ operating KPIs by quarter

MTZ operating KPIs stated on its earnings calls, by fiscal quarter
KPI Dec 2024 Q4 FY24 Mar 2025 Q1 FY25 Jun 2025 Q2 FY25 Sep 2025 Q3 FY25This call Dec 2025 Q4 FY25 Mar 2026 Q1 FY26 Jun 2026 Q2 FY26Change vs prior quarter
Book-to-bill ratio Clean Energy and Infrastructure
~1.1 ratio Backlog was up sequentially by over $100 million, and book-to-bill was about 1.1 Considering this was the highest revenue quarter in segment history, we're both proud of this backlog growth, but also bullish about what it means for 2025. Source: earnings call transcript
<1.2 ratio Backlog for this segment was up sequentially to a record level of $4.4 billion and book-to-bill was nearly 1.2x. Source: earnings call transcript
1.4 ratio Backlog was up 11% to a new record level of $4.9 billion and book-to-bill was 1.4x. Source: earnings call transcript
1.1 ratio Overall, backlog for Clean Energy and Infrastructure of $5 billion increased 21% from the prior year and 2% sequentially with a book-to-bill of 1.1x. Source: earnings call transcript
—
1.6 ratio Clean Energy & Infrastructure segment revenues increased 45% year-over-year EBITDA was up 56% and segment backlog increased sequentially by over $770 million, representing a book-to-bill of 1.6x. Source: earnings call transcript
1.3 ratio EBITDA was up 54% and segment backlog increased sequentially by $500 million, representing a book-to-bill of 1.3x. Source: earnings call transcript
-18.8%
Backlog
$14.3B 18-month backlog at year-end totaled $14.3 billion, an increase of over $400 million sequentially and almost $2 billion year-over-year. Source: earnings call transcript
$15.9B 18-month backlog at quarter end totaled $15.9 billion, up $1.6 billion from year-end and $3 billion year-over-year. Source: earnings call transcript
$16.45B 18-month backlog at quarter end totaled $16.45 billion, an increase of 4% from the first quarter and 23% year-over-year. Source: earnings call transcript
$16.8B And despite a revenue record quarter, backlog at quarter end was $16.8 billion, a roughly $325 million sequential increase with every segment delivering backlog growth. Source: earnings call transcript
—
$20.3B Adjusted earnings per share was $1.39, a 174% year-over-year increase and backlog at quarter end was $20.3 billion a $1.4 billion sequential increase and a new record level. Source: earnings call transcript
$21.4B And backlog at quarter end was $21.4 billion, a nearly $5 billion year-over-year increase and a $1 billion sequential organic increase, a new record level. Source: earnings call transcript
+5.4%
Backlog Clean Energy and Infrastructure
$4.2B Backlog for the segment now stands at $4.2 billion, up 36% year-over-year. Source: earnings call transcript
$4.4B Backlog for this segment was up sequentially to a record level of $4.4 billion and book-to-bill was nearly 1.2x. Source: earnings call transcript
$4.9B Backlog was up 11% to a new record level of $4.9 billion and book-to-bill was 1.4x. Source: earnings call transcript
$5B Overall, backlog for Clean Energy and Infrastructure of $5 billion increased 21% from the prior year and 2% sequentially with a book-to-bill of 1.1x. Source: earnings call transcript
$6.5B Total Clean Energy and Infrastructure backlog at year-end increased 30% sequentially to $6.5 billion, which is also a step change of 53% higher than the prior year and book-to-bill was 2.1x. Source: earnings call transcript
—
~$7.8B Backlog increased to approximately $7.8 billion, growing roughly $500 million sequentially, with a book-to-bill of 1.3x despite another record quarterly revenue. Source: earnings call transcript
—
Book-to-bill ratio —
1.55 ratio Backlog increased over 10% sequentially and book-to-bill for the quarter was 1.55x. Source: earnings call transcript
1.2 ratio Total company backlog in the quarter also remained healthy, posting a 23% year-over-year growth, including a 4% sequential increase, resulting in a book-to-bill ratio in the second quarter of 1.2x. Source: earnings call transcript
1.1 ratio Third quarter backlog increased 21% year-over-year and was up slightly sequentially with a book-to-bill ratio of 1.1x. Source: earnings call transcript
1.6 ratio Sequentially, backlog was up over $2 billion, representing a 1.6x book-to-bill. Source: earnings call transcript
1.4 ratio EBITDA margins improved 170 basis points versus last year first quarter and total company book-to-bill was 1.4x, setting yet another backlog record. Source: earnings call transcript
1.2 ratio+ EBITDA margins improved 100 basis points versus last year's second quarter, and total company book-to-bill was over 1.2x, setting yet another backlog record. Source: earnings call transcript
—
Backlog Communications——
$5B Backlog increased sequentially to a record $5 billion and increased 13% from the prior year. Source: earnings call transcript
$5.1B The overall telecommunications end market and our visibility remains strong with third quarter backlog totaling $5.1 billion, a small increase sequentially despite the record quarterly revenue in the period. Source: earnings call transcript
$5.5B Fourth quarter Communications backlog totaled $5.5 billion, which is an 8% sequential increase and a notable 20% year-over-year increase. Source: earnings call transcript
——+7.8%
Backlog Power Delivery————
$5.6B Fourth quarter backlog for Power Delivery increased an impressive 17% versus the prior year and 9% from the third quarter, ending the year at $5.6 billion, which is a new MasTec record and continues a positive trend of unbroken backlog increases in Power Delivery since the third quarter of 2023. Source: earnings call transcript
—
~$6.3B Power Delivery backlog increased to another record level of approximately $6.3 billion, with book-to-bill of 1.1x despite record quarterly revenue. Source: earnings call transcript
—
Orders Pipeline Infrastructure—
$1.1B+ Bookings in the first quarter included over 1.1 billion of new contracts, more than doubling our 18-month backlog to 1.5 billion the highest level we've had in 6 quarters. Source: earnings call transcript
$450M+ Pipeline backlog development was more muted versus the large increase reported in the first quarter, but we continue to see solid new awards totaling over $450 million in the period, and the backlog did not include certain project verbal awards, as Jose mentioned. Source: earnings call transcript
$600M+ We added more than $600 million of new bookings in the period and saw a book-to-bill ratio of 1.2x despite the higher level of burn. Source: earnings call transcript
————
Backlog Pipeline Infrastructure—
$1.5B Bookings in the first quarter included over 1.1 billion of new contracts, more than doubling our 18-month backlog to 1.5 billion the highest level we've had in 6 quarters. Source: earnings call transcript
—
$1.6B Total Pipeline backlog increased 8% sequentially to $1.6 billion and more than doubled from the same period a year ago. Source: earnings call transcript
——
~$1.8B Backlog increased to approximately $1.8 billion, up 35% sequentially, a book-to-bill of 1.7x, representing the strongest growth rate of any of our segments this quarter. Source: earnings call transcript
—
Book-to-bill ratio Pipeline Infrastructure———
1.2 ratio We added more than $600 million of new bookings in the period and saw a book-to-bill ratio of 1.2x despite the higher level of burn. Source: earnings call transcript
——
1.7 ratio Backlog increased to approximately $1.8 billion, up 35% sequentially, a book-to-bill of 1.7x, representing the strongest growth rate of any of our segments this quarter. Source: earnings call transcript
—
Book-to-bill ratio Power Delivery—————
1.6 ratio Power delivery revenue for the quarter was up 16% and EBITDA was up 40% and book-to-bill was 1.6x, and with backlog increasing over $600 million sequentially. Source: earnings call transcript
1.1 ratio Power Delivery backlog increased to another record level of approximately $6.3 billion, with book-to-bill of 1.1x despite record quarterly revenue. Source: earnings call transcript
-31.2%

Operating figures the company stated on at least two of the calls shown, checked against each call's transcript. Click a figure to read the sentence. A dash means it was not stated that quarter.

Orderbook & backlog

Total Backlog up over $4.5 billion FY25 end

+33% annual increase

Total Backlog up over $2 billion Q4 FY25

sequential increase

Book-to-bill 1.6x Q4 FY25

sequential

Data Center Related Work in Backlog nearly $1 billion Q4 FY25

Includes a first construction management agreement of a turnkey site.

Communications Backlog $5.5 billion Q4 FY25

+8% sequential, +20% YoY

Growth visibility is strong and continues to improve.

Power Delivery Backlog $5.6 billion Q4 FY25

+9% sequential, +17% YoY

New MasTec record, unbroken increases since Q3 2023.

Clean Energy and Infrastructure (CE&I) Backlog $6.5 billion Q4 FY25

+30% sequential, +53% YoY

Reflects significant contract signings across the segment.

Renewables Backlog (18-month period) over $3 billion Q4 FY25

double digits sequential increase

10th straight sequential increase.

Renewables Projects under contract beyond 18 months / Limited Notice to Proceed (LNTP) over $4 billion Q4 FY25

incremental to backlog

Provides further visibility for Renewables project activity.

Acquired Backlog (CE&I) approximately $300 million Q4 FY25

Contributed to year-end CE&I totals.

Organic Book-to-Bill (CE&I) 1.9x Q4 FY25

Achieved despite acquired backlog contribution.

Deals & partnerships

NV2A acquisition

NV2A is a construction management services firm, acquired during Q4 FY25. They were a joint venture partner on MasTec's $600 million Miami airport expansion project. The acquisition deepens MasTec's expertise in construction management for complex commercial projects, aviation, seaport, and data centers.

McKee Utility Contractors acquisition

McKee Utility Contractors is a third-generation family business and a leading water infrastructure service provider, acquired during Q1 FY26. This acquisition enhances MasTec's existing infrastructure capabilities and positions it in a structurally growing market.

Capital programs

Greenlink Project Restart underway
Start: Q1 2026

The portion of the Greenlink project that had been stalled by permitting delays received the go-ahead to restart in Q1 2026, earlier than anticipated. The project is expected to go for about 2 years, starting in the second part of summer 2026.

Second Largest Transmission and Substation Project Award underway
Start: H2 2026

The transmission and substation group was awarded its second largest project ever. It is expected to start in the second part of summer 2026 and go for about 2 years.

Risks & headwinds

Communications segment margin pressure from new program ramp-up Q4 FY25

Q4 EBITDA margin 8.5%, slight pullback from 9% in Q4 FY24

Mitigation:Anticipate positive margin trajectory in 2026 due to maturity in new programs and initiatives.

Power Delivery margin pressure from mix headwinds and project delays Q4 FY25

Q4 EBITDA margin 8.2% vs 8.5% in Q4 FY24

Mitigation:Lack of storm-related revenue and lower-than-planned Greenlink project volumes due to permitting delays. Greenlink project received go-ahead to restart in Q1 2026.

Clean Energy and Infrastructure margin impact from non-repeated favorable project closeouts Q4 FY25

Q4 EBITDA margin 7.2% vs 8.3% in Q4 FY24

Mitigation:Prior year benefited from favorable project closeouts that were not repeated in 2025. Base business is improving, but construction management volume will offset some gains.

Cash flow below guidance due to working capital and capex FY25

Full year cash flow from operations $546 million and free cash flow $342 million, below guidance

Mitigation:Primarily due to revenue beat and associated working capital investment, as well as higher capital expenditures to support accelerated growth. Expect cash flow from operations to exceed $1 billion in 2026, consistent with 70% EBITDA conversion.

Q&A highlights

What initiatives are driving the Power Delivery segment towards double-digit margins, and is it due to enhanced MSA, project work, or higher-margin transmission projects?

Management stated that the goal is consistent double-digit margins for Power Delivery. Initiatives include continued focus on execution of the base business, which is performing well, and avoiding the starts and stops experienced last year. Operating leverage is expected as larger projects materialize, contributing to the natural progression towards the stated margin goal.

“We'd be consistent that we think the goal for our Power Delivery segment is double-digit margins. So this is just a continued progress towards that.”

asked by Brian Russo · answered by Paul Dimarco

2 min read 6 chapters

Detailed narrative

Record Revenue and Backlog Growth

MasTec achieved record revenue of $14.3 billion in FY25, a 16% year-over-year increase, with Q4 revenue reaching nearly $4 billion, also up 16%. This strong performance was complemented by significant backlog growth, which increased by over $4.5 billion annually (+33%) and $2 billion sequentially, resulting in a robust 1.6x book-to-bill ratio. This growth underscores the company's scale and diversification, providing strong visibility for future periods.

Strategic Acquisitions and Data Center Expansion

The company strategically acquired NV2A, a construction management services firm, and McKee Utility Contractors, a leading water infrastructure provider, during Q4 FY25 and Q1 FY26, respectively. These acquisitions enhance MasTec's existing capabilities in structurally growing markets. The backlog now includes nearly $1 billion in data center-related work, including a first-of-its-kind turnkey construction management agreement, positioning MasTec for exponential growth in this high-demand sector by leveraging its integrated service offerings.

Communications Segment Performance and Outlook

The Communications segment demonstrated robust organic revenue growth of 23% year-over-year in Q4 and 32% for the full year 2025, driven by broad-based strength in wireless and wireline infrastructure. Despite Q4 margins being moderately below expectations due to start-up costs for new programs, management is confident in achieving double-digit margins in 2026 as these investments mature.

The segment's strong growth visibility is further supported by evolving telecommunications markets and future BEADs opportunities, primarily in 2027.

Power Delivery and Clean Energy Momentum

Power Delivery saw Q4 revenue increase 13% year-over-year, contributing to 16% full-year growth, with backlog reaching a new record of $5.6 billion (+17% YoY). The restart of the Greenlink project and a significant new transmission award provide strong confidence for double-digit organic growth.

The Clean Energy and Infrastructure segment's backlog surged 53% year-over-year to $6.5 billion, with a 2.1x book-to-bill, driven by substantial contract signings and continued growth in Renewables, which has over $4 billion in projects beyond the 18-month backlog.

Pipeline Segment Rebound and Long-Term Potential

The Pipeline Infrastructure segment experienced a strong rebound, with Q4 revenue up 50% year-over-year to $644 million and an 18.5% EBITDA margin, indicative of steady-state margins in an expansion cycle. Management expects double-digit growth in 2026 and anticipates reaching historical high revenues as early as 2027, driven by increasing capacity planning discussions with customers. This long-term visibility positions the segment for sustained elevated performance.

Margin Optimization and Capital Allocation Strategy

MasTec is committed to margin optimization, targeting 50 basis points of consolidated EBITDA margin expansion in 2026, with specific improvements expected across Communications, Power Delivery, and Pipeline segments. The company's strong cash flow generation ($546 million in FY25) and low net leverage (1.7x) provide ample flexibility for a disciplined capital allocation strategy.

This includes prioritizing organic growth, pursuing opportunistic and accretive acquisitions, and deploying capital for share repurchases, with an expectation to be more acquisitive in the coming years.

Summary of the company's earnings call; see how call summaries are prepared. Not investment advice.