CallataGuidesBusiness phone system for site preparation contractors in Ann Arbor, MI
Site preparation contractors in the Ann Arbor, MI metro area: 26 establishments in 2023, the local area codes, and what phone service costs a 7-person team.
- Establishments
- 26CBP 2023
- Employees
- 174mid-March 2023
- Per 100k residents
- 7.0U.S. 12.3
- Rank
- 272nd of 881areas by count
How many site preparation contractors are in Ann Arbor, MI?
County Business Patterns counts 26 site preparation contractors (NAICS 238910, Site Preparation Contractors) in the Ann Arbor, MI metro area for 2023. They employed 174 people in mid-March and paid $17.5 million in annual payroll. By establishment count the area is 272nd out of 881 areas with published figures for site preparation contractors.
Measured against its 374,000 residents (2024 estimate), the area has 7.0 site preparation contractors per 100,000 people; the U.S. rate is 12.3, so Ann Arbor, MI is 43.4% below the national figure. The average establishment here has 6.7 employees, compared with 11.3 nationally. Payroll per employee comes to $100,856, 30.7% above the national $77,142.
| Measure | Ann Arbor, MI | Michigan | United States |
|---|---|---|---|
| Establishments | 26 | 1,220 | 41,777 |
| Mid-March employees | 174 | 11,285 | 472,783 |
| Annual payroll | $17,549,000 | $1,007,771,000 | $36,471,538,000 |
| Employees per establishment | 6.7 | 9.3 | 11.3 |
| Payroll per employee | $100,856 | $89,302 | $77,142 |
| Establishments per 100,000 residents | 7.0 | 12.0 | 12.3 |
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.
Team sizes at site preparation contractors in Ann Arbor, MI
Of the site preparation contractors in Ann Arbor, MI that had employees in March 2023, 70.8% had fewer than five (the U.S. share is 60.7%). 87.5% had fewer than ten. Small teams usually share the phone: the person who answers is often also serving a customer or doing the job, which is when calls get missed.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 17 | 70.8% | 60.7% |
| 5–9 employees | 4 | 16.7% | 16.3% |
| 10–19 employees | not published | — | 10.7% |
| 20–49 employees | 3 | 12.5% | 8.0% |
| 50 or more employees | 0 | 0.0% | 4.4% |
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.
Calls a site preparation contractor in Ann Arbor, MI has to catch
Excavation and site work contractors coordinate equipment, crews and permits across job sites. Builders and homeowners need to reach them quickly when schedules shift.
A few of the calls that come in to site preparation contractors in Ann Arbor, MI:
- A utility locator calls about marks.
- The contractor calls a customer about access.
- A homeowner calls about grading a yard.
Business texting for site preparation contractors
Contractors text arrival windows and site photos.
Texts sent from a local business number in Ann Arbor, MI have to be registered with carriers first (10DLC); on Callata that is a one-time $49 fee, after which the whole team can text from the shared number.
Callata vs. per-seat pricing for site preparation contractors in Ann Arbor, MI
The average site preparation contractor in Ann Arbor, MI has 6.7 employees, so a 7-person team is a reasonable benchmark. On a per-user plan that headcount sets the bill: $174.65 a month on Ooma Office Pro or $210.00 on RingCentral RingEX Core at list price (checked September 28, 2026). Callata comes to $139.00 a month for 7 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $852 less than RingCentral for a site preparation contractor in Ann Arbor, MI 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 | $139.00 | $1,668.00 |
| Quo (Starter) | $19.00 per user | $133.00 | $1,596.00 |
| Nextiva (Core) | $23.00 per user | $161.00 | $1,932.00 |
| Ooma (Office Pro) | $24.95 per user | $174.65 | $2,095.80 |
| Dialpad (Standard) | $27.00 per user | $189.00 | $2,268.00 |
| RingCentral (RingEX Core) | $30.00 per user | $210.00 | $2,520.00 |
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.
Local area codes for site preparation contractors in Ann Arbor, MI
NANPA records place the exchanges of the area's named cities and towns in 2 area codes. 734 has the most, with 230 of 232 exchanges (99%). A local number lets customers in Ann Arbor, MI call without dialing out of area. Callata includes up to 3 local numbers, and which numbers are open in an area code depends on carrier inventory when you choose.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 734 | 230 | Eastern | 1997 | 679 |
| 269 | 2 | Eastern | 2002 | 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.
Setting up Callata for a site preparation contractor in Ann Arbor, MI
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 Ann Arbor, MI 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 site preparation contractors are there in Ann Arbor, MI?
Census County Business Patterns counted 26 site preparation contractors in the Ann Arbor, MI metro area in 2023. They employed 174 people in mid-March.
What does a business phone system cost for a 7-person site preparation contractor?
At month-to-month list prices checked September 28, 2026, 7 users cost $210.00 a month on RingCentral RingEX Core and $174.65 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $139.00.
What area code should a site preparation contractor in Ann Arbor, MI use?
Area code 734 has the most assigned exchanges among the area's named places, followed by 269. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a site preparation contractor?
Yes. Callata's optional AI agents can answer when the team is busy or closed, take a message, text, email or transfer the call. They disclose that they are AI and are billed from prepaid AI minutes at $0.25 per minute.