Business phone system for poured concrete foundation and structure contractors in California
2,163 poured concrete foundation and structure contractors operated in California in 2023. Where they are, how big their teams are, and what phone service costs them.
- Establishments
- 2,163CBP 2023
- Employees
- 34,453mid-March 2023
- Per 100k residents
- 5.5U.S. 6.9
- State rank
- 1st of 51by count
How many poured concrete foundation and structure contractors operate in California
The Census Bureau counted 2,163 poured concrete foundation and structure contractors in California in its 2023 County Business Patterns (NAICS 238110). They employed 34,453 people in mid-March and reported $2.7 billion in annual payroll. That is the 1st highest count among the 51 states and DC with published figures. Poured concrete foundation and structure contractors make up 0.21% of the 1,029,689 business establishments in the state.
Per 100,000 residents (2024 estimate) California has 5.5 poured concrete foundation and structure contractors, 20.1% below the national rate of 6.9. The average establishment has 15.9 employees against 11.7 nationally. Payroll per employee is $77,583, 10.0% above the U.S. figure of $70,546.
| Measure | California | United States |
|---|---|---|
| Establishments | 2,163 | 23,350 |
| Mid-March employees | 34,453 | 272,692 |
| Annual payroll | $2,672,968,000 | $19,237,444,000 |
| Employees per establishment | 15.9 | 11.7 |
| Payroll per employee | $77,583 | $70,546 |
| Establishments per 100,000 residents | 5.5 | 6.9 |
Census County Business Patterns 2023 (mid-March employment; annual payroll). Employees and payroll flagged high-noise are shown but not used in the text. Residents: Census Vintage 2024 estimates.
Poured concrete foundation and structure contractors by metro area in California
Census published concrete contractor counts for 34 metro or micropolitan areas that include part of California. The largest is Los Angeles, CA, with 468 establishments. Single-state metro and micropolitan areas account for 99% of the statewide total; the rest are outside any published area or in areas Census suppressed.
| Area | Establishments | Employees | Per 100k residents |
|---|---|---|---|
| Los Angeles, CA | 468 | 9,024 | 3.6 |
| Riverside, CA | 328 | 6,935 | 6.9 |
| San Diego, CA | 207 | 2,844 | 6.3 |
| San Francisco, CA | 186 | 3,491 | 4.0 |
| Sacramento, CA | 171 | 3,029 | 6.9 |
| San Jose, CA | 106 | 2,519 | 5.3 |
| Oxnard, CA | 66 | 930 | 7.9 |
| Santa Rosa, CA | 65 | 675 | 13.4 |
| Fresno, CA | 63 | 853 | 5.3 |
| Bakersfield, CA | 61 | 563 | 6.6 |
| San Luis Obispo, CA | 45 | 265 | 16.0 |
| Stockton, CA | 42 | 661 | 5.1 |
| Santa Maria, CA | 35 | 304 | 7.9 |
| Vallejo, CA | 34 | 121 | 7.5 |
| Visalia, CA | 33 | 196 | 6.8 |
| Modesto, CA | 31 | — | 5.6 |
| Salinas, CA | 26 | 147 | 6.0 |
| Redding, CA | 25 | 147 | 13.8 |
| Merced, CA | 22 | — | 7.4 |
| Chico, CA | 21 | 186 | 10.1 |
| Santa Cruz, CA | 20 | 134 | 7.6 |
| Truckee, CA | 19 | — | 18.6 |
| Napa, CA | 16 | 190 | 12.1 |
| Yuba City, CA | 15 | 86 | 8.1 |
| Ukiah, CA | 5 | — | 5.6 |
Top 25 of 34 areas by establishments. Source: Census CBP 2023.
Team sizes at poured concrete foundation and structure contractors in California
53.3% of California's poured concrete foundation and structure contractors with employees had fewer than five people in March 2023, compared with 58.8% nationally. 70.9% had fewer than ten. At that size the phone is shared, so routing (who rings, when, and what happens after hours) matters more than the number of desk phones.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 1,153 | 53.3% | 58.8% |
| 5–9 employees | 381 | 17.6% | 18.4% |
| 10–19 employees | 293 | 13.5% | 11.1% |
| 20–49 employees | 190 | 8.8% | 7.5% |
| 50 or more employees | 146 | 6.7% | 4.2% |
Employment-size classes count establishments by mid-March 2023 employment. Establishments with no March employees are excluded from the size classes, so shares are of establishments with employees. Source: Census County Business Patterns 2023.
Why the phone matters for poured concrete foundation and structure contractors in California
Concrete work depends on weather and pour schedules, so contractors are constantly on the phone with builders, suppliers and customers. Missed calls can mean missed pour windows.
Typical inbound and outbound calls for poured concrete foundation and structure contractors in California:
- An inspector calls about a footing inspection.
- A ready-mix supplier calls to confirm delivery.
- A homeowner calls for a driveway estimate.
Business texting for poured concrete foundation and structure contractors
Contractors text pour dates and weather updates.
Texting from a local number in California requires carrier registration (10DLC), a one-time $49 fee on Callata.
Phone system pricing for a 16-person concrete contractor
Poured concrete foundation and structure contractors in California average 15.9 employees, so the comparison uses a 16-person team. Priced per seat, 16 users would run $480.00 a month on RingCentral RingEX Core and $399.20 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). Callata comes to $319.00 a month for 16 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $1,932 less than RingCentral for a concrete contractor in California of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $319.00 | $3,828.00 |
| Quo (Starter) | $19.00 per user | $304.00 | $3,648.00 |
| Nextiva (Core) | $23.00 per user | $368.00 | $4,416.00 |
| Ooma (Office Pro) | $24.95 per user | $399.20 | $4,790.40 |
| Dialpad (Standard) | $27.00 per user | $432.00 | $5,184.00 |
| RingCentral (RingEX Core) | $30.00 per user | $480.00 | $5,760.00 |
Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.
Area codes in California
California has 41 geographic area codes in service according to NANPA. Callata includes up to 3 local numbers, so a concrete contractor can hold a number in more than one of them.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 408 | 787 | Pacific | 1959 | 669 |
| 213 | 786 | Pacific | 1947 | 323, 738 |
| 310 | 786 | Pacific | 1991 | 424 |
| 323 | 786 | Pacific | 1998 | 213, 738 |
| 714 | 786 | Pacific | 1951 | 657 |
| 805 | 786 | Pacific | 1957 | 820 |
| 909 | 786 | Pacific | 1992 | 840 |
| 415 | 785 | Pacific | 1947 | 628 |
| 510 | 785 | Pacific | 1991 | 341 |
| 559 | 785 | Pacific | 1998 | 357 |
| 619 | 785 | Pacific | 1982 | 858 |
| 707 | 785 | Pacific | 1959 | 369 |
| 760 | 785 | Pacific | 1997 | 442 |
| 916 | 785 | Pacific | 1947 | 279 |
| 209 | 784 | Pacific | 1958 | 350 |
| 530 | 782 | Pacific | 1997 | 837 |
| 818 | 781 | Pacific | 1984 | 747 |
| 949 | 745 | Pacific | 1998 | none |
| 626 | 734 | Pacific | 1997 | none |
| 650 | 716 | Pacific | 1997 | none |
Exchanges are NANPA-assigned central office codes (NPA-NXX) in the rate centers matched to the area's named places. Source: NANPA utilized code and NPA reports.
How Callata works for poured concrete foundation and structure contractors in California
Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.
Porting a number you already use in California is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.
AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.
Frequently asked questions
How many poured concrete foundation and structure contractors are in California?
2,163 in 2023, according to Census County Business Patterns. They employed 34,453 people in mid-March.
Which California metro area has the most poured concrete foundation and structure contractors?
Los Angeles, CA, with 468 establishments in 2023.
What does a phone system cost a 16-person concrete contractor?
$480.00 a month on RingCentral RingEX Core or $399.20 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $319.00 on Callata ($99 a month with 5 users included, then $20 per additional user).
Do I need to register to text customers from a California number?
Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.